700r4 corvette servo upgrade install#
700r4 corvette servo upgrade professional#

Each time I keep being able to tighten the bolts more. Latest try was 1/4 pure hi temp silicone cut to the gasket. 4L60E, 4L65E, 4L70E Sonnax Pinless Accumulator Piston Kit FWD, 1-2 & 3-4. Gave up on the aluminum pan since there is a piss hole at the front side that was blocked with that pan. 4L60E 700R4 High Performance Corvette Servo Piston Assembly & Cover & Snap Ring.

700r4 corvette servo upgrade professional#

The professional rebuild screwed us over big time, missing a solenoid that allowed fluid to just churn in the pan which is why we never had good pressures or third and fourth gear, rubber o ring washer not on original filter that probably cavitated the pump, stripped case holes switched to helicoils, which never worked, opened up to the 7/16-20 since it was the smallest thread I could cut from the helicoil thread, opened the pan, punched new holes in a new ATD gasket, still leaked. Is there some secret to getting these stock pans to seal? Seriously, we had one ATD gasket that sealed fine, got another and no dice, got a rubber gasket with an aluminum pan, no good, went to all transmission silicone by permatex, nada. Something else I do is since we get a ton of cores in, we get many with the expensive shift kits already installed so I'll pick through different colored springs for heavier ones to get from a firm shit to a bark the tires shift. The TCI StreetFighter has nine and improves Third and Fourth gear clutch life as well as the Second-to-Third.

700r4 corvette servo upgrade install#

I am getting ready to mount the tranny back up and before i do i wonder if i should install a corvette servo and 4th apply piston. 700R4 4 speed over-drive transmission, rebuilt with. 700R4 Corvette Servo question, (pin question) Jump to Latest Follow 1 - 4 of 4 Posts. Stock 700R4s only have six clutch plates in the Third to Fourth gear shift pack. 76 stingray L82 (now РµвЂ¦С“1) with Vortec heads, Functional front-facing hood scoop, K&N air filter/filter top and air box. The forward clutches, forward race, and overrun clutch hub install. used ones from us are 10.00 and I think new ones are around 25.00? We dont sell the new The time arrived, and the transmission is now installed.

I use a transgo one because there thicker and the stock ones will wear out where the check balls run. Something else I didnt postis a valve body seperator plate.

Alot of our cores that come in are recent rebuilds that might have been in a wreck so there usually in good shape. I have no problem using used frictions in my trannies but if it it a customers I am doing at home I use new. For brutal, tire peeling shifts, a billet servo setup is available, however, use this setup with caution: The maximum throttle 1-2 shift will be really firm which can cause the sun shell to fail from overload. The overhaul kit I use usually is a paper/rubber kit and I use good used frictions and tumbled steels. For street and strip use or for big blocks and high-rev small blocks, or for tire chirping shifts to show off, use the Corvette 093 piston. The zpak we dont keep, I buy mine from another company for 60.00 That band in the picture is a good used one for 6.00 The used beast shell is 15.00 or new 35.00