Distributor for 1975-1985 Chevrolet Impala & More - MSD 8365

Bring accurate, high-energy spark to your classic GM ignition with the MSD Pro-Billet Distributor 8365, a complete performance HEI upgrade designed to replace GM HEI distributors that use a 4-pin ignition module. It fits a wide range of 1974-1988 GM applications, including the Chevrolet C10, Camaro, Corvette, El Camino, Monte Carlo and K5 Blazer, Buick Century and Regal, Oldsmobile Cutlass, GMC Jimmy and Caballero, and Pontiac Firebird and Grand Prix — see the "Vehicles it fits" section for the full list. MSD lists it as a complete performance HEI upgrade for Chevy V8 engines.

• Digital HEI Module & Coil: An 8.5 amp single-spark inductive discharge module with full spark energy output to 9000 rpm; supplied with MSD PN 83647 module and MSD HEI Coil PN 8225.
• Adjustable Advance: Tig-welded centrifugal advance with three sets of springs and four stop bushings for up to 24 timing curves, plus a vacuum advance; the mechanical assembly can be locked out for crank trigger systems.
• Durable Build: QPQ-coated polished steel shaft on sealed ball bearings, advance plate and weights fine blanked from chrome moly steel, nylon pads for smooth weight operation, and a special oil tract to lubricate the distributor/cam gear.
• Ready to Install: CNC-machined housing with new cap, brass-terminal rotor, coil cover, heavy-duty iron gear, and a red finish.