Fits GM Turbo Hydro 250, 250C, 350 & 350C Transmission Superior High Performance Transmission Shift Correction Kit

This High Performance Shift Correction Kit from Superior is for High Performance transmissions like street rods and racing vehicles (cars & trucks) from 1970-80 for the GM 250, 250C, 350 & 350C. This kit can also be used to convert the 350C (lock-up) transmission back to the 350 (nonlock-up) transmission.

This High Performance Shift Correction Kit will give the following results: Super positive shifts, shifts manual or automatic, prevents clutch & band failure, eliminates erratic passing gear shift, will convert a 350C to a 350 and superior for performance cars & trucks.

This Shift Correction Kit will come with installation directions in English, illustrations and the drill bits that the installation will require. 

We also offer a regular version of this Superior Shift Correction Kit for regular, heavy duty, trailer towing and taxi applications. Please see my other listings!

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This High Performance Shift Correction Kit from Superior is for High Performance transmissions like street rods and racing vehicles (cars & trucks) from 1970-80 for the GM 250, 250C, 350 & 350C. This kit can also be used to convert the 350C (lock-up) transmission back to the 350 (nonlock-up) transmission. This High Performance Shift Correction Kit will give the following results: Super positive shifts, shifts manual or automatic, prevents clutch & band failure, eliminates erratic passing gear shift, will convert a 350C to a 350 and superior for performance cars & trucks. We also offer a regular version of this Superior Shift Correction Kit for regular, heavy duty, trailer towing and taxi applications. Please see my other listings! *If you don't see what you need here, contact us and we wil