1975-1991 HEI Spark Advance Curve Spring and Weight Kit 13 Pieces
Our ACCEL 1975-1991 HEI Spark Advance Curve Spring & Weight Kit allows your Corvette HEI distributor to reach full advance more quickly (between 2,000 and 2,800 rpm), delivering maximum power and engine acceleration. 1975-1991 HEI Spark Advance Curve Spring & Weight Kit is recommended for small block Corvette applications.
- Fits 1975-1982 C3 Corvettes
- Fits 1984-1991 C4 Corvettes
Also known under these part numbers: (For reference only)