Hooker has a complete line of engine swap headers, front frame mounts and transmission mounts for popular engine swaps. Available for Chevy, Chrysler & Ford small block and big block engines. Hooker swap Headers and mounts are designed to provide an exact fit when used together. Hooker swap Headers add the extra horsepower and torque the serious enthusiast demands. Hooker Headers are the best single improvement you can make. Super Competition Engine Swap Mount, Kit Is Required For Manual, TH 350 Or Powerglide Transmission When Installing Buick V6 Into 72-80 Chevrolet Luv Installation Notes Installation with manual transmission requires clutch cable bracket # 10943