Z32 300ZXTT performance gains start with cat-back exhaust system, gutted pre-cats, air intake system and an electronic boost controller. Under power my Th400 is shifting way too early. [Archive] Th400 Transmission Modulator General FSJ Tech. It was designed with a three-element turbine torque converter mated to a epicyclic planetary geartrain, thus delivering three forward speeds plus reverse. VIN: 1H57H21580358. JW Performance Competition TH400 Transmissions were originally released in 1964 and are an ideal racing automatic transmission for Hot Rods to Pro-Mods. 700r4 will be a serious step back in regards to strength. To match CPT’s top-of-the-line TH200-4R is a Heavy Duty Mega Torque 10-inch converter. For a street-use 4G63 engine, new stock-size valves, a set of fresh springs, mild port work and a set of cams. The specialty jeep TH400 case is 24 1/2 inches long. 3 sealing rings. - Prices are subject to change without notice. ~ Forged steel band adjusting stud. The bore centers are the same, since the only differences between the small-block and big-block Olds blocks are the deck height (9. Motor angle is a few degrees output shaft down just like stock. Our stage 3 modifications include the fitting of a corvette servo (hi-apply area), the full manual valve body kit, forward, 1-2 and 3-4 gear shift accumulator pistons. Discussion Starter • #1 • Apr 4, 2014. Go ahead, try to break it! Specializing in Street Racing, Offroad, and Heavy Towing. New cars and used cars, motorbikes, boats and more for sale on trademe. Mighty Car Mods is run independently by it's two creators Marty & Moog, who for 10 years have been making videos about cars, modifications and their adventures along the way. Selling As Is, no guarantees. You can eliminate this feature by performing the following modifications to the valve body. X-Large 36. I've read aboput the thrust bearingfailures cuased by the use of a TH400 and tranny brake. 1985-1991 TH400 to 6 Bolt Round NP205 will Require a 4wd 4L80E or a 2wd 4L80E with a 4wd Output Shaft. It is highly regarded for its supreme durability. Headers will work with the following transmissions: TH350, TH400, Muncie, 700R4, T-56, 4L60E, 4L65E, 4L80E, 6L80, 6L90, and TR6060 8. The TH400 has a over-ride shift that will shift out of low gear even if you have manually selected low. The following modification should be performed on all TH400 transmissions with increased or fixed line pressure to reduce converter charge pressure to a safe level. BTE’s aluminum direct drum, Vasco input shaft, and valve bodies have been used by transmission builders around the world to improve the strength of their turbo 400 transmissions. what do you change in the 3rd gear clutch pack to make it hold up to 1000hp??? i use my trans to back up and 3rd gear (1 to 1) to pull. Our transmission controllers are compact, packed with features, and have a built-in display for tuning as well as user-friendly software for more in-depth tuning. * This is a 100% bolt-in product. Street rods, hot rods, and muscle cars – there are as many variations to these cars as there are individual personalities. Big blocks are available in 396, 427, 454 (7. The TH350 uses a mechanical kick down switch, whereas the TH400 uses an electric one. 1 - 12 of 51 items. Get this from a library! How to rebuild & modify GM turbo 400 transmissions. This adapter kit is desgned for the 4WD TH400 transmission with a 2. 08:1 and third gear is an even 1 to 1. The TH400 is available with the Chevy or BPO bellhousing and also a cut version that is ready for the Ultra-Bell. ICT Billet LS Swap Torque Stall Converter Hub Adapter Transmission Crank LS1 / LT1 TH400 TH350 Flywheel LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 LS2 LH6 L92 L76 551165. The sending unit can be mounted in a variety of locations such as on the transmission, frame rail, floor pan, firewall, or under the hood. When looking at a Jeep that came from the factory with the Turbo 400, it’ll be bolted to either the BW 13-39 or the Dana 20 transfer case. Selling As Is, no guarantees. 48:1 first gear. TH400 Turbo 400 Transmissi on Valve Body Front Accumulato r Piston Aluminum. Used front yoke Chevy part number 3930827 to attach to TH400. This mod works on TH400's, TH350's, 200-4R's, and others. 9 Cummins to Chevy adapter plate and flexplate kit accommodates 2002 and earlier Cummins 6BT engines, bolting to a Chevrolet automatic transmission such as a TH400, 700R4, 4L80E, and similar. ATI's Turbo 400 Drag Racing Transmission. All these features combined help dissipate heat quicker netting lower transmission and fluid temperatures prolonging the. The th400 isnt bad daily driven and fuel mileage can be obtained very easily. Hayden # 2747 fan clutch or AC Delco #15-4208 can be used along with the original GMC fan blade. 00 pm Sat 8. Turbo 400 / TH400 breakage in Procharger big block Chevrolet Nova. Turbo-Hydramatic or Turbo Hydra-Matic is the registered tradename for a family of automatic transmissions developed and produced by General Motors. When I dual feed a TH400 or TH350, I disable the 2-3 accumulator. Th400 Modifications. The Turbo 400 transmission was a 3 speed automatic transmission developed by General Motors. modifications. At the time of the acquisition, Kaiser-Jeep was using a GM 2-speed Powerglide transmission in the DJ-5A (behind the GM-sourced 2. 75 horsepower is a typical increase with these mods. How to Rebuild Modify GM Turbo 400 Transmissions by Cliff RugglesOver the last 50 years literally millions of GM cars and trucks have been built with Turbo 400 automatic transmissions. the shroud found on the back side of the radiator in 73-76 GMC. I had to modify my set up to get the right pitch and make the cable work. Turbo 400 Performance Racing Transmissions by FTI Performance - FTI TH400 Performance Racing Transmissions are built with Unbeatable Performance & Durability. When you stop it will start out in 1st again. From Carb to EFI on just a fistful of dollars… Updated 3/3/09 – Added dyno chart showing comparison of readings taken on old vs new dyno. 0L Heated Leather Crew 2007 Ford F250 Diesel 4x4 Lariat Heated Leather Crew Cab 1 TEXAS OWNER ASK SELLER QUESTION Year 2007 Exterior Arizona Beige Metallic Make Ford Interior Tan Model Super Duty F-250 Price 21780 Mileage 130480 VIN 1FTSW21P77EA28647 Engine 6. Mounted in the Drivers Sider Fender. Rated 0 out of 5 $ 26. 7 out of 5 stars 10. Im pretty sure the stock shifter will work D=3, 3=2, 2=1, 1= no longer used 6. ~ 7 Clutch reverse pack. 0 out of 5 stars 4 $18. 9/17/06 Today I separated the engine harness from the body harness. TH400 Competition Valve Bodies. This Turbo 400 is built for extreamly high HP and can handle up to 2000 HP. The ZF 6HP26 Transmissions are seen in Ford BF-FG XR6 / XR8 / F6 /GT models. * This is a 100% bolt-in product. ICT Billet LS Swap Torque Stall Converter Hub Adapter Transmission Crank LS1 / LT1 TH400 TH350 Flywheel LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 LS2 LH6 L92 L76 551165. No modifications to the dip stick are nec-essary and a fluid pickup extension is provided. I just wanted to know what modifications i should do to my Turbo 400 transmission since i will be taking it out of my car. I am going to change my new modulator for the one with the white stripe as suggested on several sites as the proper one to run. Great condition. Drill out the stock crossmember. GEARS · 86' S-10. Stage III TH400/Z32 Speed Sensor. Although the Turbo 400’s front pump is a great unit in stock form, Baker adds, “We offer both stock-style, blueprinted units and our Super Pump. Discussion Starter • #1 • Apr 4, 2014. It doesn't require any real calibration changes on the TH400 or TH350, it does on a 200-4R. Over the last 50 years, literally millions of GM cars and trucks have been built with Turbo 400 automatic transmissions. Objective of this Article This article will walk you through the process of installing a MegaSquirt EFI system on a classic carb’d vehicle attempting to go the least expensive…. Buy the best rebuilt transmission the first time. It doesn't require any real calibration changes on the TH400 or TH350, it does on a 200-4R. P modifications, classifieds, troubleshooting, fabrication, drivetrain, and more! Full Forum Listing. Turbo 400 Performance Racing Transmissions by FTI Performance - FTI TH400 Performance Racing Transmissions are built with Unbeatable Performance & Durability. 8cc) with each revolution of the input shaft. the truck is still under construcion. The 4L80E was introduced by GM in 1991 to replace the rugged, but aging 3 speed TH-400. SA Design How to Rebuild & Modify GM Turbo 400 Transmissions This book walks you through the step-by-step rebuild and performance upgrade procedures in a series of full-color photos. Pump modifications for TH400? Thread starter Doug Jacobson; Start date Mar 2, 2003; D. Please be aware, The Stage 3 modifications (Full Manual) make the transmission shift into what ever gear the t-bar (gear selector) is in, there are no safety features to ‘stop. 48:1 first gear. BDE TH400/TH350 Adaptor for Nissan RE4R03A Bellhousings. what is tricky about choosing a junkyard motor is they blended years and items, hardware and technology over year make and model. Cup plug is 3/8 diameter. Thank God I'm rebuilding this 700R4 myself. Lokar's floor mount gear indicator features a billet aluminum boot ring with LED illumination and a premium shift boot. th400 question. Wayne_Canter (Wayne Canter) July 27, 2020, 10 How to Rebuild & Modify GM Turbo 400 Transmissions (Workbench How to Series). Only 1 left in stock - order soon. com Valve body mods, automatic shifts. 08:1 and third gear is an even 1 to 1. The bore centers are the same, since the only differences between the small-block and big-block Olds blocks are the deck height (9. [Cliff Ruggles]. 1965-79 Pontiac V8 TH400 Flex Plate $25. And since the Turbo 400 does not rely on computer controls, it was adapted to a wide range of configurations. 3 4x4 LT SOLD 2010 Chevy CCSB 6. This is the Graboids newest modification. 1969 Chevy RCLB C10 350/TH400 SOLD 2007 Chevy RCSB 4. 00 Select options; TH400 Raybestos GPZ Clutch Module # RGPZ-007 1965-1990. The Turbo 400 transmission, known officially as the Turbo-Hydramatic and commonly referred to as simply the TH400, was part of a family of automatic transmissions developed and produced by GM. 88-98 GM Truck Forum. Most 4-wheel drive vehicles will require modification to the suspension and/or lift kit for additional OM617 engine clearance due to factory oil pan design. You don't want to get over 220 psi on the Th400 anyway if you can avoid it. 06 first gear which is good for initial take off but this makes the transmission have the widest ratio … Continue reading GM 4-Speed Auto →. Call Jack 517-474-80 six zero. 050 keepers added to. Steel sleeve for sealing ring. Hi guys, We run a 1971 Pontiac block in our Venom race truck in the UK because it was cheap when I bought it in 2000, we've since spent alot on it upgrading and improving over the years, and it's been bullet proof while we've had cooling problems, etc. We decided to put some R-E-S-P-E-C-T back into our project car, a third generation F-body Camaro, that we have dubbed Project Respect. Now available with the award winning ATI T400 SFI Certified SuperCase. The W-32 cars had more performance options than a regular SX. iffin you have a big block, it's a th400. May 24, 2007 #22. The big and small block engine types are almost identical, with the big block having a higher deck than the small block. 700R4/4L60E’s have a low 3. Only 1 left in stock - order soon. Call today and talk with our knowledgeable sales staff. * This is a 100% bolt-in product. The ZF 6HP26 Transmissions are seen in Ford BF-FG XR6 / XR8 / F6 /GT models. 00 Select options; TH400 Raybestos GPZ Clutch Module # RGPZ-007 1965-1990. The Turbo 400 is compatible with most Jeeps. The governor is modded to allow higher WOT automatic upshifts. GM T 700R4 3. This is the first ever all-color “rebuild and modify” book on GM Turbo 400 transmissions. The LT1 Optisparks are very similar between years, but there are only 2 styles : 1992-1994 and 1995-1997. Tunnel modification can come into play on some of the smaller cars. i am in the process of lifting the truck. DO NOT SCREW THIS UP. In the car. Install the GM TH400 automatic which is rated to 1500+ hp, has a 3500rpm stall and a stronger custom (8mm thick) flex plate which I got made for it. Julsta1 races a 1970 Trans Am with 400 Pontiac and Turbo 400. Great reference for rebuilding any TH400 - contains complete information in a step by step format. 4L60e, th350, th400, 700r4, and 4L80e transmissions fit with no mods to trans tunnel. Both books together gave me the confidence to rebuild my own TH400. It also has shorter 1st and 2nd gears than a 400. Objective of this Article This article will walk you through the process of installing a MegaSquirt EFI system on a classic carb’d vehicle attempting to go the least expensive…. Applicable: all types of gm models. Description: The G Force 5. You currently have 0 posts. The TH400 3-speed automatic transmission snaps smoothly through all the gears and means you can just sit back and enjoy the V8 and its soundtrack. In addition to those mods, PA also added a new transmission pan and drain plug. To view links or images in signatures your post count must be 10 or greater. Number 550 $ 599. While these transmissions are respected for their durability and versatility there always comes a point where the old transmission shows signs of wear. Pre-1984 versions had a 27 spline input shaft, which was changed to a 30-spline later. Below is a list of the weak points in a 4L60E transmission. The light-duty Turbo-Hydramatic 350 three-speed automatic arrived in 1969. The s/p 300 were found in 1964-7 and were two speeds. Rear section end play is the operating clearance of the rotating parts between the center support (654) rear thrust surface “A” and the transmission case. GM Turbo 400 2. Street rods, hot rods, and muscle cars – there are as many variations to these cars as there are individual personalities. Turbo 400 on sale with Free Shipping, Now offering TH400, TH-400, Monster 400 Transmission, Rebuilt Th400 and Rebuilt Turbo 400 with new lower prices Jeff Goethe Transmissions Performance Engines Performance Parts Chevy Chevrolet Engineering Racing Engine Block Jeep Trucks. Under power my Th400 is shifting way too early. Heavy (around 4000+lbs) cars, low HP cars, and high end comp style engines with narrow powerbands will benefit from a 3 speed. The reverse lockout meets NHRA and IHRA requirements. In this video we mod the th400 transmission to shift better then before! She kicks into gear like a mule now! Just how I wanted!. 8 4x4 LS SOLD 2008 Chevy RCSB 5. Finally, you need to use a TH400 slip yoke which is larger than the Th350 slip yoke. JW Performance Competition TH400 Transmissions were originally released in 1964 and are an ideal racing automatic transmission for Hot Rods to Pro-Mods. Sonnax offers cutting-edge transmission, torque converter and driveline products for the automotive aftermarket. Sheltonkasey3. It’s time to address the issues that cause this and reverse widespread confusion surrounding gear train setup on this and similar units. TH400 Transmission Level 3 – 400 Raptor Transmission. TH400's are what we cut our teeth on. It also had a unique (small) 4-bolt throttle body pattern. 9 Cummins to Chevy adapter plate and flexplate kit accommodates 2002 and earlier Cummins 6BT engines, bolting to a Chevrolet automatic transmission such as a TH400, 700R4, 4L80E, and similar. 2007 Ford Super Duty F-250 Lariat 6. Because of the different casting numbers and bolt patterns. TH-400 2004R / 700R4 4L60E / 4L65E 4L80E Ford Transmissions C-4 / C-6 AOD / 4R70W / 4R100 AODE / E4OD Chrysler Transmissions 904/727/500/518 Check with Art for Winters Performance Shifters! Welcome to Art Carr's CP Transmission. Books How to Rebuild & Modify Quadrajet Carburetors. what do you change in the 3rd gear clutch pack to make it hold up to 1000hp??? i use my trans to back up and 3rd gear (1 to 1) to pull. TH400 Technical Manual. Hayden # 2747 fan clutch or AC Delco #15-4208 can be used along with the original GMC fan blade. 08:1 and third gear is an even 1 to 1. pdf), Text File (. Get this from a library! How to rebuild & modify GM turbo 400 transmissions. Although the Turbo 400’s front pump is a great unit in stock form, Baker adds, “We offer both stock-style, blueprinted units and our Super Pump. 3) Adjustable Trans Arm, This Side Out Splined Trans Arm Adjustable Trans Arm, Bushing Splined Trans Arm Bushing Fig. Re: Will a Pontiac TH400 Transmission fit a TH350? « Reply #1 on: October 03, 2008, 05:56:45 PM » Physically it should fit (the THM400 was used on big-block Camaros), but I'm not sure the Pontiac trans is the same length as the one used in the Camaro, and the Pontiac trans MAY have a different case bolt pattern than the Chevy trans where it. It is a stronger transmission, but there are a couple important advantages to the TH350. At some point, even the best transmissions need to be rebuilt. 3 4x4 LT SOLD 2010 Chevy CCSB 6. "So is the TH400 same size as 700R4" no. Clements will continue to rely on her Turbo 400 transmission, and will mount onto her car a new carbon fiber bumper and hood. The Turbo 400 arrived in most Chevrolet vehicles in 1965 and in the Corvette in 1968. However, I'm now looking at. Checkout: View your Order. Well, as a side note, the transmission doesn't shift right, the wag will barely move sometimes, so I have a pretty good reason to blame the modulator. R few experimenters are even running 1 , 20. If the rear axle ratio has been changed or the trans originally came from a different vehicle, the governor calibration is probably off and should be changed. I will cover intermeidate cluitch installation, direct drum assembly, forward drum assembly, pump inspection and assembly, air checks, dual feeding modifications, 34 element intermediate sprag vs. OBO Must Go need space in garage. The TH400 has a over-ride shift that will shift out of low gear even if you have manually selected low. Clements will continue to rely on her Turbo 400 transmission, and will mount onto her car a new carbon fiber bumper and hood. One of these four transmissions being listed by TCI as having the "special line pressure" here in this chart is part #212506, which you will see by clicking on this. However, it has no overdrive and it has no converter lock up, so highway revs are a little high. Turbo-Hydramatic 400 Valvebody Modifications - Duration: 5:53. [Archive] Th400 Transmission Modulator General FSJ Tech. The 400 was not just a GM exclusive transmission. GM Turbo 400 2. I am going to change my new modulator for the one with the white stripe as suggested on several sites as the proper one to run. A small amount of sealant should be applied to the washer. This is an important part to get this new bore in the correct location. Automobile modification gearbox adapter gasket transmission TH350/TH400. The GM 4L80E 4-speed overdrive transmission is the ultimate overdrive platform to suit virtually combination that requires the strongest overdrive transmission possible. TURBO 400 PERFORMANCE PARTS Turbo 400 Aluminum Direct Drum w/XL Sprag: #223900B Drum is made from 7075 T6 billet aluminum. Turbo 400 on sale with Free Shipping, Now offering TH400, TH-400, Monster 400 Transmission, Rebuilt Th400 and Rebuilt Turbo 400 with new lower prices Jeff Goethe Transmissions Engineering Kits Mechanical Engineering Mechanic Shop Auto Body Repair Race Engines Car Gadgets Kit Cars Car Audio Custom Cars. Discussion Starter • #1 • Apr 4, 2014. It does appear that the modification has had close to double the effect on my supercharged 4Runner. Jeff Smith: The physical part of bolting this transmission in the car will be easy. Energy Suspension TH-400 Mount. Our stage 3 modifications include the fitting of a corvette servo (hi-apply area), the full manual valve body kit, forward, 1-2 and 3-4 gear shift accumulator pistons. Quick view. This Turbo 400 is built for extreamly high HP and can handle up to 2000 HP. For customers with a Chev / Holden V8 Turbo Hydro Block we also make an adaptor kit for the Holden V8 Trimatic Transmission. 4L60E Modifications. The biggest advantage of the TH350 is that is is 3" or 4" shorter than the TH400. 2 1/2" hole. Re: Will a Pontiac TH400 Transmission fit a TH350? « Reply #1 on: October 03, 2008, 05:56:45 PM » Physically it should fit (the THM400 was used on big-block Camaros), but I'm not sure the Pontiac trans is the same length as the one used in the Camaro, and the Pontiac trans MAY have a different case bolt pattern than the Chevy trans where it. May 24, 2007 #22. DO NOT SCREW THIS UP. Superior Driveline Drive Shaft Disconnect When you tow your rear-wheel drive car, van, pickup or SUV, the drive shaft to the rear axle must be disconnected to prevent damage to the automatic transmission. I personally would just mate a 400 to the BB. TH400-4: Level 4 Trans-Brake TH400 TH400-4UB: Level 4 Trans-Brake TH400, with Ultra Bell. TH400-2 Speed Transbrake. 2 and 3 speed versions available with many gear set ratios to choose from. 00 Select options; TH350 TH400 Torque Converter 9 1/2 Inch Billet Converter Turbo Raptor 9. The NP205 bearing bore must be machined to accept the larger 210 bearing of 3. Marked Motorsports : Honda J series Engines, & Parts - Our Rides & Builds Team Racing News Team Sponsors Honda V6 Products Wraith II Rock Crawling Chassis Team Clothing Offroad Products ecommerce, motorsports, shop, online shopping, engines, racing, race. Stage 1 mods: Remap, Suspension upgrade (drop 25mm - 39 mm. Our Diesel Conversion Features & Benefits: · Affordable priced kits & accessories, total conversions usually less than $2,000 dollars without labor. Our Hi-Tek deep transmission pans are constructed from A356-T6 aluminum and are cast with thick internal and external fins, adding additional strength and increased cooling properties. Neal Chance Racing Converters — Home of the Worlds Fastest Automatic Doorslammers. On early pumps the circled hole can be tapped and plugged with a 5/16 inch set screw. Bellhousing, Case and Valve Body options available. It is highly regarded for its supreme durability. Column Shift Linkage Installation Instructions for GM TH350, TH400, 700-R4, TH200, 200-4R, 4L60, 4L60E, 4L80E, and 6L80E/6L90E 1/4"-20 x 7/8" Socket Head Bolt (same one as shown in Fig. LT1-LT4 Modifications; Small Block & Big Block Chevy Specific; CHASSIS, SUSPENSION, APPEARANCE. TH400 was of type with short (4") extension housing. Beautiful and functional, this 22” chrome dipstick works as an OEM replacement or as a shiny upgrade for your TH400 transmission. The following modification should be performed on all TH400 transmissions with increased or fixed line pressure to reduce converter charge pressure to a safe level. I dropped it off at the mechanics and I'm hoping its done in the next day or 2. 2 and 3 speed versions available with many gear set ratios to choose from. Below is a list of the weak points in a 4L60E transmission. The 4L80E was the first fully computer managed transmission in the GM fleet and has proven to be a strong and reliable transmission in 3/4, 1 ton, and Motor Home Chassis, providing overdrive towing capability and precision electronic shift performance. 4L60e, th350, th400, 700r4, and 4L80e transmissions fit with no mods to trans tunnel. Add Performance Torque Converter $ 2499. An electronic fault sensor will automatically transfer from one mode to the other in case of failure of one system. GM deleted this hole in later pumps Stake the pump bushing (for pre-1987 model year 700R4 ) Photo shows drill bit location to stake bushing. im not sure on the transfer case. 5L diesel engine reliable in this months Diesel Power Magazine! Exclusive Content Original Shows, Motorsports and Live Events. Through my research, so far, there are two vacuum modulators for the TH400 with a 6. It is an immensely popular transmission in the automotive industry as well as the aftermarket. Mighty Car Mods is run independently by it's two creators Marty & Moog, who for 10 years have been making videos about cars, modifications and their adventures along the way. Heavy (around 4000+lbs) cars, low HP cars, and high end comp style engines with narrow powerbands will benefit from a 3 speed. 0"; diesel 350 used BB size mains, however ). Phone: (03) 5472 2853. Headers will work with the following transmissions: TH350, TH400, Muncie, 700R4, T-56, 4L60E, 4L65E, 4L80E, 6L80, 6L90, and TR6060 8. TH400, Powerglide and 4L80E. 1/4" locking dowels to stop inner race movement. 2) (same one as shown in Fig. Number 550 $ 599. Our stage 3 modifications include the fitting of a corvette servo (hi-apply area), the full manual valve body kit, forward, 1-2 and 3-4 gear shift accumulator pistons. Get rid of those cheap plastic covers and give your engine that Rolex dress up that it deserves. For more information on each of the components, click on the links below. If the rear axle ratio has been changed or the trans originally came from a different vehicle, the governor calibration is probably off and should be changed. Cowling Nose Bowl Set. Visit often for updates. A modification for your oil pump to reduce the flow restriction on the intake side to eliminate cavitation of the oil pump at high speed. 0" to make it stronger. Derale 14202 Transmission Cooling Pan for GM Turbo 400 Deep Pan, Black. When building a high performance 3-speed transmission, the direct drum is one of the most important components to upgrade - reliability, safety, and performance can all be improved. Over the last 50 years, literally millions of GM cars and trucks have beenbuilt with Turbo 400 automatic transmissions. Finishing the look is a set of staggered Prime 5-spoke rims wrapped in 185/55/15 front and 295/50/15 rear blackwall performance radials. Basic upgrades for a Pontiac 350 - posted in Performance Modifications: Hey everyone, I just picked up a 1977 Firebird base model with the stock 350. The TH400 has a over-ride shift that will shift out of low gear even if you have manually selected low. 5" longer, and I know I would have to modify the existing driveshaft in the truck as it's a bolt on type. So I picked up. The TH400 is by far the stronger unit,always was. Although the Turbo 400’s front pump is a great unit in stock form, Baker adds, “We offer both stock-style, blueprinted units and our Super Pump. 77; Ultra-Bell 200 Metric to GM Factory Blemished $ 304. Cup plug is 3/8 diameter. All these features combined help dissipate heat quicker netting lower transmission and fluid temperatures prolonging the. Exterior Modifications. When I dropped the old pan, I discovered that my TH400's filter was held in place by the spring clip shown to the left, below. Jump to Latest Follow 1 - 13 of 13 Posts. This is most likely due to much more instant low-end input torque. 50 at 190 mph in Ken Cruz’s SBC 1997 blown alcohol Pontiac firebird. 05-08-09 12:37 AM - Post# 1693594 I need a front pump for the TH400 transmission. A glide will almost always be faster than a TH400, if you have enough converter for your combo and the gear ratio is close. 6 Duramax 4x4 191,000 and counting 2013 FORD CCSB F350 6. The stock transmission crossmember is designed for a specific transmission, and reusing it with a different transmission can require extensive modification. Beautiful and functional, this 22” chrome dipstick works as an OEM replacement or as a shiny upgrade for your TH400 transmission. No modification is required. Along with the capability to stand up to some. Rated 0 out of 5 $ 26. How to Rebuild & Modify GM Turbo 400 Transmissions (Workbench How to Series) S & H: see site. There are 2 clearances that need to be checked and adjusted when assembling the rear section of the TH400 transmission. 8 Liters / 351 Cubic Inches - Read More >> The MMR quick spool system is a easy to install pressure relief system for all Turbo 400 and Powerglide Transmissions. "So is the TH400 same size as 700R4" no. Quick view. TH400-2 Speed Transbrake. This extension housing can eliminate transmission crossmember modifications when replacing a TH400 or 200-4R transmission with a 700R4 assembly. We offer Powerglide, TH400 and 4L80E conversions that utilize the C6Z06 rear diff and for extreme race applications we have a 9in IRS setup that fits in the rear. Re: Will a Pontiac TH400 Transmission fit a TH350? « Reply #1 on: October 03, 2008, 05:56:45 PM » Physically it should fit (the THM400 was used on big-block Camaros), but I'm not sure the Pontiac trans is the same length as the one used in the Camaro, and the Pontiac trans MAY have a different case bolt pattern than the Chevy trans where it. Welcome to the official website of Farming Simulator, the #1 farming simulation game by GIANTS Software. 1972 Chevrolet Monte Carlo. th400 question. It became the workhorse of General Motors’ automatic transmissions, used in truck applications and anywhere else there was a need for a strong unit to handle high-torque engines, heavy vehicles, and …. I will cover intermeidate cluitch installation, direct drum assembly, forward drum assembly, pump inspection and assembly, air checks, dual feeding modifications, 34 element intermediate sprag vs. The TH400 is available with the Chevy or BPO bellhousing and also a cut version that is ready for the Ultra-Bell. Over the last 50 years, literally millions of GM cars and trucks have been built with Turbo 400 automatic transmissions. Pre-1984 versions had a 27 spline input shaft, which was changed to a 30-spline later. 75 horsepower is a typical increase with these mods. cable is with this transmission (see following pages). The biggest highlight of the Stage II packages is the forward and direct drum each carrying five Alto Red high. Add Performance Torque Converter $ 2499. TH400 Filter Hold-down Variation. GM deleted this hole in later pumps Stake the pump bushing (for pre-1987 model year 700R4 ) Photo shows drill bit location to stake bushing. 23:1 differentials were found in many of the W-32's. Turbo-Hydramatic or Turbo Hydra-Matic is the registered tradename for a family of automatic transmissions developed and produced by General Motors. However, the CJ5 has to narrow of a wheelbase to accommodate it. GM TH400 3L80 AUTOMATIC GEARBOX STEEL FWD / 3RD. 06 first gear which is good for initial take off but this makes the transmission have the widest ratio … Continue reading GM 4-Speed Auto →. right now i am running 33x12. The Monster-In-A-Box transmission rebuild kit for the TH400 is available for GM vehicles. Crossmember mods will be needed to accomodate the different length of the transmission. You'll learn about the procedure and these critical details in depth from a typical vehicle. Number 550 $ 599. In this video we mod the th400 transmission to shift better then before! She kicks into gear like a mule now! Just how I wanted!. Bellhousing, Case and Valve Body options available. How To Rebuild And Modify GM Turbo 400 Transmissions EBOOK (PDF) REVIEW. custom wiring LS1 LS2 L98 LS3 LSA E38 E67 Powerglide TH400 TH350 Kit Flex sensor ethanol VATS PATS. The TH-400 Dual-energy controller is designed so that one adjustment of the thermostat’s anticipator suits either heating mode. There is rear section end play and reaction carrier (666) end play. 25" transmission stickout, 32-spline -GM 203 dismantled, cleaned, and setup with Off Road Design Gen2 Figure 8 205 pattern -GM 205 figure 8 bolt pattern, 32 spline input, disassembled, cleaned, and rebuilt with 1350 CV flange yokes -205 is set up with new ORD shift rails (allows full control of range box. Without a lockup converter, either transmission is sensitive to heat and should have a very large transmission cooler. Modifications to Turbo 400 Valvebody & plate. Modification for better 3-4 clutch pack apply. I dropped it off at the mechanics and I'm hoping its done in the next day or 2. Driveshaft modifications will me needed 5. GM Turbo 400 2. driveshaft modification $150-500 (depending on custom, or modification) ADAPTING THE TRANSMISSION. 700R4/4L60E’s have a low 3. Turbo 400 transmissions for sale - $150 (Hampstead) I have several not tested turbo 400 transmissions for sale $ , 1973, 1982 model years. Shift timing on a 1-2 upshift, and a 3-2 downshift are critical on a TH400 and Th350. No dipstick modification required : Includes magnetic drain plug : NEW! available in PRO-SERIES Durable black powder-coated finish : NEW! 501-PG3 Includes a redesigned extension to allow use of a high flow filter. If you are rebuilding a 4L60E transmission, get a good manual, either a factory service manual, or the ATSG 4L60E guide. 450 original lift allowance gets the job done. Cowling Nose Bowl Set. Great reference for rebuilding any TH400 - contains complete information in a step by step format. For more information on each of the components, click on the links below. You have to shift 1-2-3 and when you stop shift back to first. It is highly regarded for its supreme durability. 75” and lower the cross member approximately 9/16” Cross member modifications will vary with each application. Pre-1984 versions had a 27 spline input shaft, which was changed to a 30-spline later. 5 mapped by Maptun, Bosch 040, Siemens Deka injectors, turbo is a Garrett T04E, Brakes from Saab 9000, Hood and front spoiler made of fiberglass and wing made of aluminum, carbon fiber and Kevlar…. Freak Show Performance - 2318 S 14th St, Abilene, TX 79605 - Rated 4. BDE TH400/TH350 Adaptor for Nissan RE4R03A Bellhousings. Phone: (03) 5472 2853. Frame Off Restored! GM 454ci V8, TH400 Automatic, 12 Bolt Posi, PS, PB, Disc. The 400 was not just a GM exclusive transmission. The 400 is extremely strong and reliable even whthout modification. TH400 Bushings, Bearings, Thrust Washers. Checkout: View your Order. Tunnel modification can come into play on some of the smaller cars. Modify the driveshaft to fit the auto and increase the diameter of the driveshaft to 3. The TH 425 Transmission was used in the 1966-1977 Toronado and Eldorado. If it is the original V6 you will need an adapter to fit the TH400 transmission - Please call our tech line for assistance 1-800-345-4545 ext 2001 Answered by: Rusty B Date published: 2018-08-28. Gen 5 Camaro External Bolt. lbs of input torque, though that can be easily upgraded with aftermarket improvements. These transmissions are designed for extreme high horsepower applications. 5L diesel engine reliable in this months Diesel Power Magazine! Exclusive Content Original Shows, Motorsports and Live Events. It does make it shift hard. TH400 Competition Components. * The drum is an original unit that has been refurbished to almost better than new conditi Turbo 400 Aluminum Pump Body Half & Gears Product #223400B No more searching for good used pump body cores for your performance TH400 transmissi. 2 3/4" hole. I usually dive it manually all the time because I drive it like I stole it and I like to push extra RPMs before I shift it. modifications. It became the workhorse of General Motors’ automatic transmissions, used in truck applications and anywhere else there was a need for a strong unit to handle high-torque engines, heavy vehicles, and …. Turbo 400 Performance Racing Transmissions by FTI Performance - FTI TH400 Performance Racing Transmissions are built with Unbeatable Performance & Durability. Mounted in the Drivers Sider Fender. After trying another Turbo 400 governor that had shifted much higher in its original application without any luck, we decided the best way to increase the shift points was to modify the existing. What is the best way to adjust shift points on one of these units? Thanks. SA Design How to Rebuild & Modify GM Turbo 400 Transmissions This book walks you through the step-by-step rebuild and performance upgrade procedures in a series of full-color photos. The donor was a wrecked 1998 Camaro z28. Energy Suspension TH-400 Mount. When I dropped the old pan, I discovered that my TH400's filter was held in place by the spring clip shown to the left, below. Cup plug is 3/8 diameter. 0 out of 5 stars 4 $18. Ultra-Bell Chrysler Big Block to TF904 Factory Blemished $ 442. It was designed with a three-element turbine torque converter mated to a epicyclic planetary geartrain, thus delivering three forward speeds plus reverse. FREE Shipping. VIN: 1H57H21580358. It is highly regarded for its supreme durability. 5 intermediate frictions, steels and pressure plate. All these features combined help dissipate heat quicker netting lower transmission and fluid temperatures prolonging the. Welcome to the official website of Farming Simulator, the #1 farming simulation game by GIANTS Software. You're on the Official MCM website, also run by the guys. If it is the original V6 you will need an adapter to fit the TH400 transmission - Please call our tech line for assistance 1-800-345-4545 ext 2001 Answered by: Rusty B Date published: 2018-08-28. Comes with our heavy duty 1500-1700 stall converter. The TH 425 Transmission was used in the 1966-1977 Toronado and Eldorado. Tunnel modification can come into play on some of the smaller cars. You'll learn about the procedure and these critical details in depth from a typical vehicle. Along with the capability to stand up to some. Selling As Is, no guarantees. As in the case of the TH400, the shafts and gear sets are very durable, and if the drum is upgraded, the power rating of the transmission nearly doubles. Derale 14202 Transmission Cooling Pan for GM Turbo 400 Deep Pan, Black. TH350 & TF904 use way less but then again aren't as strong. This is the inside of a Chevrolet TH-400 Automatic Check the pump passage's at the bottom of the pictures. You don't want to get over 220 psi on the Th400 anyway if you can avoid it. Add to cart. However the T-56, TR6060, 6L80e, 6L90e will require some trans tunnel mods to fit. BMR’s Transmission Conversion Crossmembers give you the proper mounting solution for most of the popular transmission swaps. Please be aware, The Stage 3 modifications (Full Manual) make the transmission shift into what ever gear the t-bar (gear selector) is in, there are no safety features to ‘stop. Tech support hotlines have been burning up for years with phone calls concerning rapid gear train failure in GM TH400 transmissions after routine rebuild or repair. 1993 - 2002 F-Body Torque Arm Relocation Crossmembers TCC010 - Torque Arm Relocation Crossmember, TH400, LS1 - Changing transmissions, reducing weight, and adding strength to your 1998-2002 Chevrolet Camaro is easy with a Transmission Conversion Crossmember from BMR Suspension. Introduced in 1964, the TH400 is an automatic shift, three-speed, longitudinally positioned transmission. The TH350 uses a mechanical kick down switch, whereas the TH400 uses an electric one. I ended up getting a low mileage 4l60e from a salvage yard 2 hours away. GM TH400 3L80 AUTOMATIC GEARBOX STEEL FWD / 3RD. Chevy 1973-1988 Straight Axle Trucks. The Super Pump is great for higher horsepower applications because those need more pressure than a stock pump can supply. Number 550 $ 599. No tailshaft modification is generally required and the gearstick only moves back 15mm. Only 1 left in stock. The 700R4 never has a cheap POS. If it is the original V6 you will need an adapter to fit the TH400 transmission - Please call our tech line for assistance 1-800-345-4545 ext 2001 Answered by: Rusty B Date published: 2018-08-28. 7 Powerstroke 4x4. The bolts with the mount kit will not fit. TH400 dual feeding #1 Post by chevyv8_power » Sat Apr 26, 2008 3:26 am I have been reading a lot on the forums about dual feeding the direct clutch but am still not sure how to do it since there seems to be different ways of doing it. Modifications to Turbo 400 Valvebody & plate. 6 out of 5 stars, ISBN: 978-1934709207, CarTech, June 29, 2011 amazon. * This is a 100% bolt-in product. 050 retainers and +. LS kits and Headers for these cars are designed to be used with the GM LH-8 oil pan. It is highly regarded for its supreme durability. Applicable: all types of gm models. You have to shift 1-2-3 and when you stop shift back to first. This transmission is known more commonly by the name TH400, although it did receive another name change in the late 80s, adopting the name 3L80. I bought a performance TH400 from a trans shop that custom built it for another racer. The BDE TH400 kit is organized into stages to allow you to choose only the components needed or customize to your liking. Joined Apr 21, 2009 · 916 Posts. The above modification to the vacuum modulator will not affect the limit where the GM 400 will force a shift. The TH 425 Transmission was used in the 1966-1977 Toronado and Eldorado. Turbo 400 transmissions for sale - $150 (Hampstead) I have several not tested turbo 400 transmissions for sale $ , 1973, 1982 model years. Freak Show Performance - 2318 S 14th St, Abilene, TX 79605 - Rated 4. This article is merely an introduction to those new to the world of Drag racing, looking to convert a street car for the drag strip. Now available with the award winning ATI T400 SFI Certified SuperCase. The electric kick down is the basic TH400 downshift method. Stage 2 mods make more power but generally need other mods to support them or to get them to work properly. Crossmember mods will be needed to accomodate the different length of the transmission. 00 Select options. what is tricky about choosing a junkyard motor is they blended years and items, hardware and technology over year make and model. This is most likely due to much more instant low-end input torque. Our stage 3 modifications include the fitting of a corvette servo (hi-apply area), the full manual valve body kit, forward, 1-2 and 3-4 gear shift accumulator pistons. If it is the original V6 you will need an adapter to fit the TH400 transmission - Please call our tech line for assistance 1-800-345-4545 ext 2001 Answered by: Rusty B Date published: 2018-08-28. Rebuilt GM TH400 "Turbo 400" Automatic Transmission. ATI has T400 street rod and drag race transmssions for vehicles making 600 horsepower to 3,000 horsepower!. We opted to upgrade the 700R4 stock transmission with a heavy-duty TCI Super Streetfighter 700R4 transmission package. 1969 Chevy RCLB C10 350/TH400 SOLD 2007 Chevy RCSB 4. Shift timing on a 1-2 upshift, and a 3-2 downshift are critical on a TH400 and Th350. Grade 8 Allen bolts and lock washers to fit in the tight area. 0L OHV V8 Turbo-Diesel Power Stroke Engine Click on a thumbnail to view all photos in a new window. I dropped it off at the mechanics and I'm hoping its done in the next day or 2. It was designed to prevent engine damage. The TH400's spinoff, the 4LE80-E (WAY heavier that a TH 400- 250+ lbs with converter) is overdriven and has a lockup converter, and is strong as hell but is costly and must have a computer to run it. Upgrades Available Here $ 69. And that’s not all, a list of modifications is too long: Intercooler from Audi S2, Trionic 5. Get rid of those cheap plastic covers and give your engine that Rolex dress up that it deserves. For decades the name Art Carr has been synonymous with High Performance Automatic Transmissions. The donor was a wrecked 1998 Camaro z28. Objective of this Article This article will walk you through the process of installing a MegaSquirt EFI system on a classic carb’d vehicle attempting to go the least expensive…. Now available with the award winning ATI T400 SFI Certified SuperCase. To match CPT’s top-of-the-line TH200-4R is a Heavy Duty Mega Torque 10-inch converter. The light-duty Turbo-Hydramatic 350 three-speed automatic arrived in 1969. TH400-2 Speed Transbrake. Introduced in 1964, the TH400 is an automatic shift, three-speed, longitudinally positioned transmission. And since the Turbo 400 does not rely on computer controls, it was adapted to a wide range of configurations. 1965-79 Pontiac V8 TH400 Flex Plate $25. It's the ONLY place you can purchase 100% genuine merchandise created by Marty, Moog and some of their good mates. I just wanted to know what modifications i should do to my Turbo 400 transmission since i will be taking it out of my car. The W-32 cars had more performance options than a regular SX. I ended up getting a low mileage 4l60e from a salvage yard 2 hours away. 050 retainers and +. It was first used in Buick and Cadillac applications, and was quickly adapted to other models. No dipstick modification required : Includes magnetic drain plug : NEW! available in PRO-SERIES Durable black powder-coated finish : NEW! 501-PG3 Includes a redesigned extension to allow use of a high flow filter. Turbo 400 Performance Racing Transmission Parts by FTI Performance. At some point, even the best transmissions need to be rebuilt. They use Dexron III type fluid. 88-98 GM Truck Forum. Most transmission swaps entail the use of an unmodified transmission of your choice, followed by an adapter plate, anywhere from 1/2 inch to 1 inches thick that goes between the transmission and volvo bellhousing. The ZF 6HP26 Transmissions are seen in Ford BF-FG XR6 / XR8 / F6 /GT models. Great reference for rebuilding any TH400 - contains complete information in a step by step format. The VSS surprises me. I found some on JEGS and Summit, but i don't know if they will fit. And since the Turbo 400 does not rely on computer controls, it was adapted to a wide range of configurations. If the rear axle ratio has been changed or the trans originally came from a different vehicle, the governor calibration is probably off and should be changed. The TH400 has recently become one of the best selling transmissions for high horsepower racing setups thanks to many new product designs. The th400 isnt bad daily driven and fuel mileage can be obtained very easily. TH400 rebuild tech - Crankshaft. what do you change in the 3rd gear clutch pack to make it hold up to 1000hp??? i use my trans to back up and 3rd gear (1 to 1) to pull. 45 TH400(M40) 3L80 TH375 - TH475 3L80HD 34 E F G H Deluxe Kit-----008 Compliance Kit -----007 Master Kit -----006. When the engine is under load and vac is low, the line pressure in the trans will go up. 0"; diesel 350 used BB size mains, however ). The guy I bought the car from said to only use "type F" fluid in the TH400. All obligations on the part of Siemens AG are. Automatic Transmission Rebuild Kit, Premium Kolene Steels, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, TH400, 30-spline Input, Kit Not Yet Reviewed Part Number: HUP-HP2288KX More Detail. At some point, even the best transmissions need to be rebuilt. im not sure on the transfer case. You're on the Official MCM website, also run by the guys. 6-piece ring kit--Fits all GM Turbo Hydra-matic 400 series automatic transmissions. Content: ferroelectric galvanized. Features: 4" Short Tailhousing (others available via special order). For a street-use 4G63 engine, new stock-size valves, a set of fresh springs, mild port work and a set of cams. 450 original lift allowance gets the job done. On early pumps the circled hole can be tapped and plugged with a 5/16 inch set screw. TH-400 727 999 904/909 AW30-40 42RE4 46RH 44RE4 46RE4 42RLE 45RFE 545RFE W5A580 30RH 32RH: Forward Speeds* three three three three three four four four four four four five five five three three: Years Utilized 1963-1969 1965-1979 1980-1991 1982 1984-1986 1987-2001 1993-2004 1993-1995 1996-1998 1998 2003--1999-2000 2001-2006 2006--1992-1996 1992. I will cover intermeidate cluitch installation, direct drum assembly, forward drum assembly, pump inspection and assembly, air checks, dual feeding modifications, 34 element intermediate sprag vs. NAPA # TS-6469 water temp sensor/sender. 00 Select options; TH350 TH400 Torque Converter 9 1/2 Inch Billet Converter Turbo Raptor 9. BMR’s Transmission Conversion Crossmembers give you the proper mounting solution for most of the popular transmission swaps. It's the ONLY place you can purchase 100% genuine merchandise created by Marty, Moog and some of their good mates. The light-duty Turbo-Hydramatic 350 three-speed automatic arrived in 1969. The Turbo 400 arrived in most Chevrolet vehicles in 1965 and in the Corvette in 1968. GM deleted this hole in later pumps Stake the pump bushing (for pre-1987 model year 700R4 ) Photo shows drill bit location to stake bushing. I will cover intermeidate cluitch installation, direct drum assembly, forward drum assembly, pump inspection and assembly, air checks, dual feeding modifications, 34 element intermediate sprag vs. for LIVE support Call Toll FREE 800-278-2277. Finishing the look is a set of staggered Prime 5-spoke rims wrapped in 185/55/15 front and 295/50/15 rear blackwall performance radials. Introduced in '64 as a heavy-duty unit, Pontiac began using the. 2JZ 2JZGTE Toyota Supra TH-400 Conversion Kit For MK4 Bell Housing adapter. This model features a chrome plated handle to match your other chrome engine components. Turbo 400 Performance Racing Transmissions by FTI Performance - FTI TH400 Performance Racing Transmissions are built with Unbeatable Performance & Durability. Introduced in 1964, the TH400 is an automatic shift, three-speed, longitudinally positioned transmission. You'll learn about the procedure and these critical details in depth from a typical vehicle. Cross member bolted to stock location on body. You have to shift 1-2-3 and when you stop shift back to first. The TH 400/3L80 is a solid, compact trans that will take tons of abuse. TH400 Parts List Part Part Number Price PA Pro Fit Bellhousing PA26477 $420 PA Pro Fit Ring PA25101T $163 JW Flexplate N93002-468 $194 JW Crankshaft Adapter 80002-3 $22 B&M Pro Ratchet Shifter 80842 $189 Auto Meter Trans Temp Gauge 5757 $52 Used PTC 9. This was one of General Motors editions of the Hydramatic transmission series. It was designed to prevent engine damage. This is the first ever all-color “rebuild and modify” book on GM Turbo 400 transmissions. When I dual feed a TH400 or TH350, I disable the 2-3 accumulator. 5 mapped by Maptun, Bosch 040, Siemens Deka injectors, turbo is a Garrett T04E, Brakes from Saab 9000, Hood and front spoiler made of fiberglass and wing made of aluminum, carbon fiber and Kevlar…. I've done the same modifications before I knew better. No modifications to the dip stick are nec-essary and a fluid pickup extension is provided. Modifications to Turbo 400 Valvebody & plate. Upgrades Available Here $ 69. the shroud found on the back side of the radiator in 73-76 GMC. Upgrades for street and competition. All these features combined help dissipate heat quicker netting lower transmission and fluid temperatures prolonging the. TH400-2 Speed Transbrake. Rebuilt GM TH400 "Turbo 400" Automatic Transmission. The Th400's use a larger u-joint than the 700R4's do so that's why I am having a problem. I also have a 2015 6L80 out of a silverado 2 WD. ZF 6HP26 Transmission Rebuilds and Upgrades. For purchasers wanting models that pre-dated the “late model 4L60-E” versions, they should look for a square, 4-bolt tail housing, versus the 6-bolt version. SA Designs : SADSA186 - Rebuild Modify GM Th400 Transmiss - In Stock, Best Price, Ships same business day or next business day if ordered over the weekend or holiday. FIGURE2 Use Bolt Kit PIN 92456-K for assembly. I bought a performance TH400 from a trans shop that custom built it for another racer. Compatible with classic and modern GM engines, as well as AMC I6 & V8 engines. Diagrams supplied by General Motors and ATSG have been noted and are the property of the credited entity. (No Output Shaft Modifications are Necessary) All 2wd and some 4wd 4L80E have VSS Sensors built into the transmission. May 24, 2007 #22. When disassembled, it was all F'd up inside with the way it was put together (they tried a grind here and there to put a torrington bearing in where it originally. Welcome to the official website of Farming Simulator, the #1 farming simulation game by GIANTS Software. Description: The G Force 5. General Maintenance & Repairs; Automatic Transmission; Manual Transmission; Gears & Axles; Suspension & Brakes; Wheels & Tires; Appearance & Detailing; Paint & Body Work; Stereo & Electronics; Gen 5 Camaro 2010-2015 Forum. ~ High pressure pro tree transbrake valve body with large solenoid. You have to shift 1-2-3 and when you stop shift back to first. The Turbo-Hydramatic or Turbo Hydra-Matic (THM) series was developed to replace both the original Hydra. Finishing the look is a set of staggered Prime 5-spoke rims wrapped in 185/55/15 front and 295/50/15 rear blackwall performance radials. TH400 repair manual. The sending unit can be mounted in a variety of locations such as on the transmission, frame rail, floor pan, firewall, or under the hood. Turbo-Hydramatic 400 Valvebody Modifications - Duration: 5:53. 1993 - 2002 F-Body Torque Arm Relocation Crossmembers TCC010 - Torque Arm Relocation Crossmember, TH400, LS1 - Changing transmissions, reducing weight, and adding strength to your 1998-2002 Chevrolet Camaro is easy with a Transmission Conversion Crossmember from BMR Suspension.