Digital HEI Ignition Module GM

#021 83647 Replacement for GM 4 pin HEI module
Features a programmable rev limiter for overrev protection
Up To 10,000 RPM
Includes HEI module, heat sink compound, (2) mounting screws and star washers, (1) green tach wire, and a low resistance rotor bushing

SKU: 021 83647



Proposition 65 Warning

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