Gm th400 full manual reverse shift pattern valve body with. Precision performance 456, kwikshift i air shifter, th350400. Twelve common questions and misconceptions about automatic. T 400 cast oem full manual valve body full manual reverse pattern shift everything included to install. Fti offers a wide variety of th400 parts including racing transmisison pumps, valve bodies, gear sets and deep transmission pans. A clean rear band apply and release making it a great race or street valve body and no roller clutch failure. Ford c4 high performance, 4r70w, transmission, aod, racing. It will leave in the selected gear allowing street driven cars to.
I run a turbo 400 with a reverse manual valve body on the street and love it. Proprietary design features instant brake apply and release and the fastest 23 upshift ever available with the oem casting. The turbo 400 never came behind a cummins any stronger than a stock 3. T400 manual valve body installationmodifications instructions. Cheetah xtremeaction pro street and race manual prn321 the 17875xa has a safe clean neutral and no need to use a button to backup. Pro competition gm turbo 400 general motors transmission.
Nov 16, 2018 th400 reverse pattern full manual transbrake valvebody 4vbrpfmtb this reverse pattern full manual valvebody is designed for use with a protree. Part num accessories desc racer net list price category. The innovative tci engine braking system not only improves deceleration, it also aides the braking system of the vehicle. Driving a reverse pattern, manual valve body th400 on the. To install the assembly, slip the retainer in place with the tangs toward the spring. Compuflow reverse manual valve bodies our compuflow reverse manual valve body shifts opposite the oem units away from neutral when up shifting prn123. Turbo 400 full manual valve body reverse shift pattern prn123 please read instructions completely, then follow each step to install valve body. Tci th400 transmission manual valve body reverse shift pattern wtrans brake tci200. Automatic transmission valve bodies th400 transmission. The valve body remains forward pattern prn321 but does not retain any automatic features. If i were you i would leave the manual valve body alone, put a good shift kit in your regular valve body so you can drive it like a manual if you want or leave it in drive if you want. This is the same kit we use on our manual valve body streetstrip transmissions. Automatic transmission valve bodies th400 transmission type. We stock the largest selection of oe quality and performance parts for your turbo 400 valve body so you know when you come to gtp you get the th400 parts you.
Bellhousing, case and valve body options available. This video goes over the install of our atfspeed th400 cast iron automatic and manual shift valvebody with locked line pressure. Add to cart add to cart add to cart add to cart customer rating. I think i am going with a full manual valve body in my turbo 400 with a 3000 stahl tq behind my little 468bb with only about 550hp back to 3. Building a drag race turbo 400 with hughes performance. Wish list compare 8286 gm 700r4 transmission constant pressure valve body. This is our atfspeed th400 cast iron automatic and manual shift valvebody with locked line pressure. No codes needed to buy this transmission call or text only 812 391 678two. This step by step detailed information on installing a fwd shift turbo 400 transmission valve body will take you from start to finish of the installation.
Ati racing transmissions th400 drag racing transmissions. You also block the 23 accumulator feed hole in the valve body. Slip the spring over the small end so it comes in contact with the. Valve body is full manual with reversed shift patternprn123. Turbo 400 full manual valve body bte 401100 bte racing. I like the control factor, its like having a stick shift with no clutch. The th400 doesnt require anything super fancy to get a firm shifting unit. Th400 full manual valvebody, reverse pattern get maximum performance and quicker ets with this full manual valve body. To counter this ongoing dilemma, engineers at tci have designed a full manual reverse shift pattern valve body with an engine braking function for gm turbo 400 transmissions.
A an automatic transmission manual valve body is a modified or aftermarket valve body which puts full control of when the transmission shifts in the drivers control. What i would suggest is just getting one of the others rebuilt. You need to drill the feed holes shown in this picture. If transmission is being overhauled when installing this valve body, the following step will enhance. Automatic transmissions normally shift, automatically, based on line pressures, vehicle speed, vehicle load and other factors which the driver has no control over. The 3rd feed hole can go bigger, but i would recommend. Buy turbo 400 trans brake billet shafts hub th400 stage 4 reverse manual valve body. We have automatic shifting th400s in turbocharged applications approaching hp. Raise the vehicle and support with jack stands or raise on an automotive lift. Thm 400 diagnosis condition inspect for cause detent solenoid. The unique splitting of the third and reverse apply circuits with a secondary spring loaded spool valve in the valve body is an industry first. Park reverse neutral firstsecondthird this kit contains. Many builders dont know how to make the trans live with boost and still shift automatically, so they recommend a full manual valve body. The transmission valve body is a very intricate piece of your transmission and therefore care should be taken to keeping it clean while working on it.
Gm th400 transmission billet aluminum transbrake full manual valve body pce634. Cheetah xtremeaction valve body, 17875xa has a safe clean neutral and no need to use a button to backup. Quicker shift timing is produced only by controlling the valve body through manual means youre able to run higher line pressures than with an automatic shift transmission. Th400 manual valve body kit components valve body separator plate gaskets special manual valve modulator plug woring rear accumulator spring if you have any questions regarding the proper installation andor operation of a coan racing product, please call 765 4563957. Tci competition manual valve bodies for maximum performance and quick elapsed times in racing applications. Th400 manual fwd shift valve body instructions made simple from fti performance. Oct 23, 2016 cast iron is what most kits will contain, and what was used stock in most th400 transmissions. The kit can be installed with the transmission in the vehicle. Automatic transmissions normally shift, automatically, based on line pressures, vehicle speed, vehicle load. Compuflow transbrakes for powerglide transmissions are forward pattern prn21. Th400 turbo 400 performance racing transmissions fti.
Cast iron is the easiest and will work fine for most applications but if using any type of valve body that will not require a modulator teflon is best as it will prevent wear on the direct drum. Turbo 400 performance racing transmission parts by fti performance. One 1 turbo 400 full manual valve body one 1 separator plate and gaskets one 1 pressure regulator spring one 1 2nd gear release spring. Sp output shaft, tailhousing adapter block, dip stick. Remove manual control valve from old valve body and place into new valve body. Technical reverse valve body chevy turbo 400 question.
Fourwheel drive vehicles tend to be tough on drivetrain components, especially the applications that are intended for more serious use. This valve body also eliminates the long stock third gear circuit and incorporates its own that requires less than 2 cubic inches of oil between the manual valve and the new direct clutch apply passage. Now available with the award winning ati t400 sfi certified supercase. Tci th400 transmission manual valve body reverse shift. Engineered to allow full manual control of the valve body, for quicker shift timing and higher line pressures. You get less clutch slippage under high load, so that more power gets to the ground. I do drive a full manual reverse valve body th400 with a quarter stick on a regular bases on the street. Gm turbo 400 transmission th400 stage 2 race up to 650 hp. These units are fully manual no automatic shifting. Scarf cut teflon was used on later models of the th400. Gm th400 transmission billet aluminum transbrake full manual. Tci th400 transmission manual valve body reverse shift pattern wtrans brake shipping.
Technical reverse valve body chevy turbo 400 question the. Automatic transmission valve body, billet aluminum, transbrake, full manual, reverse shift pattern, chevy, th400, each. Get maximum performance and quicker ets with this full manual valve body. Apr 19, 2011 some manual conversions remove a band, plug the accumulator feed, and disabled the servo for that band. Turbo hydro 400 1965 up installation instructions first, read instructions carefully, then proceed to install valve body by following each step individually. Th400 full manual reverse pattern valvebody f4008a.
Automatic transmission valve body, full manual, billet aluminum, reverse, clean neutral, th400, each. Nov 16, 2018 the unique splitting of the third and reverse apply circuits with a secondary spring loaded spool valve in the valve body is an industry first. Driving a reverse pattern, manual valve body th400 on the street. Lock your race car on the starting line for hard, consistent launches. Full manual valve body forward or reverse shift pattern. Keep your hand off the shifter at launch or youll leave in 2nd gear. Our ultimate turbo 400 is specifically modified for use with high horsepower engines and heavy cars. Our stage 2 th400 includes all the components in the stage 1 rebuild but is upgraded to a 34 element sprag and the corresponding direct drum, 6 clutch direct with carbon based frictions, 4 clutch intermediate, manual automatic valve body or forward pattern full manual upon request. These valve bodies shift super fast and incorporate an adjustable pressure regulator. Th350 full manual valve body, reverse shift pattern w engine braking. Year 1965 up this kit allows you to convert your stock valve body to manual shift only. Turbo action all new cheetah xtremeaction valve bodies will set a new standard of performance for race and the street. Ati has t400 street rod and drag race transmssions for vehicles making 600 horsepower to 3,000 horsepower. Remove small eclip that holds the park arm in place fig.
One 1 turbo 400 full manual valve body one 1 separator plate and gaskets one 1 pressure regulator spring one 1 2nd gear release spring one 1 vacuum modulator plug and oring two 2 14 check balls. Do not neutral or downshift transmission during shutdown. The forward valve body provides a generally slower et for drag racing since the band or clutches are on in low gear. Reverse manual valve body forward pattern valve body. Tsi transmission specialties turbo 400 transmission reverse manual valve body with trans brake visit the tsi store. Automatic transmission assemblies free delivery possible on eligible purchases. Th400 manual valve body kit 4004003 tsr racing products.
Heres an exploded view of al of the components that make up a hughes turbo 400 build. To remove the valve body, pull down on the valve body and governor tubes at the same time. Ultimate turbo 400 if you are looking for racing 400 we have the transmission for you. The blue car in my avatar has a full manual th400 in it with the mods i just mentioned, i wont be switching it back. Th400 valvebody install automanual high horsepower youtube. Turbo 400 reverse manual valve body turbo 400 reverse manual valve body performance full manual valve bodies from are a must for competition applications. If you are looking for a durable three speed automatic this is it.
Hold the valve body in place and remove the last bolt from the valve body. Lay old valve body on a bench or table so that the swinging park arm is laying towards you. Turbo 400 super pro transbrake valve body bte 401500. Turbo action 24141 turbo action cheetah manual valve bodies. Gm th400 transmission billet aluminum transbrake full. Details about turbo 400 manual valve body, fti 3400 stall. We stock the largest selection of oe quality and performance parts for your turbo 400 valve body so you know when you come to gtp you get the th400 parts you need when you need them. Tsi turbo 400 th 400 t 400 billet pro brake trans brake valve body 400.
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