20812 - GM TH400 Transmission TransAction High Performance Shift Kit

This is a Fairbanks High Performance Stage 4 TransAction Shift Kit from Superior for the GM Turbo Hydromatic 400 Transmissions from 1965-Up This Transaction Shift Kit offers four levels of performance: Hi-Performance Street: For full street use. Firm, positive instant shifts. Retains full automatic features and standard shift points with selector in drive. Heavy Duty: For towing, off-road vehicles, campers, motorhomes, trailers, police, taxi, and any other extreme-duty use. Firm shift feel, but not harsh. Improves transmission life without loss of driver comfort. Full manual upshifts and downshifts when desired; normal operation retained for normal conditions. Full Competition: For all-out racing applications. Provides maximum shift feel and control. Stage 4: Pro Street. Shifts manually at any RPM. This TransAction kit will provide: Firmer, more positive shifts, improved acceleration and deceleration, reduces transmission wear and heat build-up, improves overall performance and helps eliminate soft erratic shifts. We offer a wide range of Superior Shift Kits, rebuild kits and anything else you may need for your rebuild! Please see my other listings!