Description
B and M Trans Pak, GM TH350-C Transmission
The B&M Transpak is the next step up from the B&M Shift Improver Kit, designed to give you more manual control and improved performance from your automatic transmission. Specifically engineered for 19801986 GM TH350C (Lockup) automatic transmissions, this kit recalibrates shift timing and firmness for optimum performance and durability. With the Transpak, you can downshift at any speed and hold first gear as long as desiredideal for modified engines, towing, or high-performance driving.
- Fits 19801986 GM TH350C (Lockup) automatic transmissions
- Does not fit 19681980 non-lockup TH350 transmissions
- Allows manual downshifting at any speed and full first-gear control
- Stage 1 (Heavy Duty): Firmer, more positive shifts for street rods and daily use
- Stage 2 (Hi-Performance): Quicker, more aggressive shifts for performance applications
- Improves transmission life, shift feel, and response
- Retains full automatic operation when in Drive
- Recalibrates transmission for improved reliability and performance under load
- Ideal for towing, street performance, and modified engine setups
GM TH350-C Transmission Years:
1980 (80), 1981 (81), 1982 (82), 1983 (83), 1984 (84), 1985 (85), 1986 (86)
