Allstar Performance GM HEI Replacement Coil BR20083 1984-1990 Chevrolet P40

1984-1990 Chevrolet P40

GMC: Sierra 1500 19-19 AT4

Outer Seam

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High Impedance

Allstar Performance GM HEI Replacement Coil BR20083 1984-1990 Chevrolet P40Distributors 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