Allstar Performance GM HEI Replacement Coil H774001XS Weight jack bolts have 1"-8

Weight jack bolts have 1"-8 threads for quick adjustment

475 in Long

4x AN-08 and AN-10 inlets

IHRA and other sanctioned bodies

Allstar Performance GM HEI Replacement Coil H774001XS Weight jack bolts have 1"-8Distributors have high output coils and adjustable vacuum advances, perfect for upgrading stock HEI distributors for higher RPM. Fit small and big block Chevy (except 348 and 409). Housings are CNC machined 6061 T6 aluminum with an upper support bearing to provide accurate timing at higher RPM. Include snap on spark plug wire retainer and instructions. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of