Therefore, the shifts are short, firm and hold the power when the pedal is to the metal. This kit includes valve body, servo, pump, accumulator as well as internal components that are calibrated for higher operating RPM’s and pressures. This TransGo Reprogramming Kit is designed for the aggressive sport driver with engine power additions that is looking for that competitive edge in transmission torque capacity and shift performance.

Drop-in TCC regulator and isolator valve upgradesĬommon complaints on this transmission are TCC slip or shudder, code P1870 or P0894, harsh 1-2 shift, double bump shifts, 2-3 flare up, burnt 3-4 clutch plates as well as inconsistent pressure boost problems.

Hardened steel 1-2 shift valve and spacer.

Pre-calibrated valve body separator plate and gaskets.

Unbreakable pump rings with high-rev priming spring.

Drop-in hardened steel PR valve and high-performance spring combination.

Matched internal performance components mated to a recalibrated pressure curve provides greatly improves shift feel as well as increased holding capacity. Recalibrated TCC function for high performance applications.Prevents friction failure from centrifugal apply and pressure dropout at high RPM.

Gear Command (available through 2008) enables the driver to hold manual 1st, 2nd and 3rd up to any RPM and manual downshift to 3rd, 2nd or 1st at any speed.Progressively quicker, firmer shifts (transition time from release of present gear to apply of next gear).Packed with high performance upgrades, this kit includes everything you need for the most aggressive 4L60E calibration. Does not fit 1993-1995, 2005 Corvette or hybrid units.ĭesigned for the performance enthusiast, this easy-to-install 4L60E-PRO Reprogramming Kit is perfectly matched for performance LS engines, muscle cars, heavy-duty and hard-working trucks. Our most aggressive Reprogramming Kit for 4L60E Transmissions Transgo Number 4L60E-PRO.

Corvette servo 4l60e benefits