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Vehicle Info NeededJEGSPART NUMBER: 555-40004
HEI Advance Curve Kit For 1974-1979 GM HEI Distributors
$1099$11.89You Save$0.90
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Lowest Price GuaranteeHEI Advance Curve KitFits 1974-1979 GM HEI Distributors without Computer Controlled Systems Includes:
- (1) Center Pivot Plate
- (3) Sets of Advance Springs
- (2) Advance Weights
- (2) Pairs of Nylon Bushings
- 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 1974-1979
- To protect ignition system components, always disconnect all vehicle power sources before performing welding on applications equipped with an HEI distributor. Electrical surges from welding can damage sensitive ignition electronics.
JEGS 555-40004 HEI Advance Curve Kit is designed for coil-in-cap distributors in GM V8 without computer controlled systems. 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.
JEGS 555-40004 HEI Distributor Notes:
JEGS HEI Advance Curve Kit is designed for coil-in-cap distributors in GM V8 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.
Part TypeDistributor Advance Kit
Product LineJEGS HEI Advance Curve Kit
BrandJEGS
Package Height0.3
Package Width2.3
Package Length3.0
Weight0.1 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Package Qty1
Package TypeEA
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