Feature●DESIGNED FOR coil-in-cap distributors in GM V8 engines without computer control●OPTIMIZES IGNITION TIMING for maximum horsepower and acceleration●INCLUDES a unique center pivot plate, six advance springs (to customize how quickly full advance is reached), two advance weights, four nylon bushings, and instructions●EASY-TO-INSTALL by removing the distributor cap and rotor and swapping the weights, springs, and nylon bushings●FITS GM non-computer-controlled vehicles from 1974-1979Description
HEI Advance Curve Kit
Fits:1974-1979 GM (without computer)
Includes:(1) Center Pivot Plate(3) Sets of Advance Springs(2) Advance Weights(2) Pairs of Nylon Bushings