Allstar Performance GM HEI Replacement Coil BR20083 head and neck restraint device

head and neck restraint device and other gear in a convenient

or charcoal grey

Outer Seam

1984-1990 Chevrolet P40

GMC: Sierra 1500 19-19 AT4

Allstar Performance GM HEI Replacement Coil BR20083 head and neck restraint deviceDistributors 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