![]() The kit also comes with everything you need to recalibrate the accumulators, separator plate feed orifice’s and pressure regulation for a better shifting and a more durable transmission. This hardened steel boost valve and bushing assembly provides you with a durable direct replacement for the soft aluminum OEM assembly that is prone to wear. The kit includes a drop-in USA-made hardened steel TCC relay boost valve and bushing that will restore the hydraulic circuit integrity for type two, three and four valve bodies except some Lexus models. As for the other shift complains, they require recalibration of the accumulator springs, pressure regulator spring as well as the orifices in the valve body separator plate. When the TCC relay boost valve and bushing wear out, lock-up control and overheating complaints occur. The first area of concern leading to those complaints is a worn-out TCC relay boost valve and bushing. There seems to be differences of opinion as to the effect of having either the spring or the piston head face the separator plate. Use inside the original cushion none, 1 or 2 to adjust band. ![]() ![]() Common complaints with those transmissions are rough shifts when cold, soft shifts, lazy kickdown, TCC Slip as well as overheating. Step 1 Install BLUE cushion spring GOLD band adjust shims. Very happy overall and will purchase another for the next transmission.Ī few pics of the work below - sorry not much on the shift kit install itself.This 340 SHIFT KIT® Valve Body Repair Kit fits 1985 and newer Toyota, Lexus, Isuzu, Mitsubishi, Hyundai, Kia and Jeep vehicles equipped with the A340, A341, A343 and AW4 series automatic transmissions. Eliminated the issue of traction control cutting the power on the upshift at small throttle openings too. Learn how to install the 4L60E PRO Reprogramming Kit with this detailed PDF guide. Once the new shiftkit had been fitted, the shifts were instantly smooth at small throttle openings and there was no driveline shock when put into gear. Common complaints with this transmission are erratic shifts, broken parts, TCC slip as well as various solenoid performance and gear ratio codes. For optimum results 093 or 95-1 Corvette 2nd Servo Piston is required, TransGo 7-2P. Shift performance is dependent on the 2nd gear Servo and 3-4 clutches. Will shift to any gear, at any speed, by moving lever. Trans will start off in whatever gear shifter is in. ![]() I opted for one shim as I wanted it to shift as smooth as possible. This TransGo 6T70-G2 SHIFT KIT® Valve Body Repair Kit fits 2013 and newer General Motors vehicles equipped with a GEN2 6T70, 6T75 and 6T80 automatic transmission. TransGo 4L60E HD2-C (version C) Shift Kit instructions for 1995 Chevy Caprice/Impala or Buick Roadmaster 4L60E. 4L60E-3 Reprogramming Kit TM Full Race Stick Shift: Manual shift only. Also, for the 1/2 accumulator you can choose whether you want to use 1,2 or 3 shims to firm the 1-2 shift. To get a nice 3rd shift, and to allow adequate flow to release the second gear servo it seems that 0.100-0.110" is the best size drill bit assuming mostly stock components. I've done quite a bit of research and the general consensus is to stick with the smaller sized holes recommended by transgo in the instructions EXCEPT for the 3rd feed. This kit properly addresses the most common low mileage failure on these units with three drop-in valves and two oversize valves, both of which require a tool At the start of. There are a number of holes that need to be enlarged. This TransGo 6T40-G3 SHIFT KIT® Valve Body Repair Kit fits General Motors vehicles equipped with GEN3 Series 6T31, 6T41, 6T46 and 6T51 automatic transmissions. ![]() If at any time you want to switch back to automatic shifts, you have the ability to convert back to automatic. This feature fully converts the valve body to manual/stick shift operation only no automatic shifts. The spare valvebody meant I could do 95% of the work before disassembling the transmission. FMX Reprogramming Kit with Manual Shift Control for full manual conversion. I ended up using a brand new (thicker) separator plate and another valve body so that I knew that it was standard before I started working on it. ![]()
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