AC Delco 19432312 - Stock 602 HEI Distributor

Chevrolet Performance replacement distributors come available in HEI (High Energy Ignition) and competition forms. These distributors feature aluminum housings with vacuum and mechanical advance curves. They are engineered for use with most high-performance applications. Distributors include a melonized steel distributor gear for use with steel roller lifter camshafts found in many Chevrolet crate engines unless noted otherwise. Available for small block and big block engines.