MSD 83613 Pro-Billet Distributor Chevy V8 Small Block Black with Vacuum Advance

The MSD 83613 Pro-Billet Distributor is engineered for Chevrolet V8 small block engines, featuring a CNC-machined billet aluminum housing that delivers superior strength and precision. This black-finished distributor incorporates a fully adjustable mechanical advance assembly with vacuum advance canister for improved economy and drivability, making it ideal for street performance applications.

Key Features:

• CNC-machined billet aluminum housing and base for maximum strength and heat dissipation
• Polished steel shaft with QPQ coating guided by sealed ball bearing for smooth operation at all RPMs
• Maintenance-free magnetic pickup with precision reluctor for stable trigger signals throughout the RPM range
• Adjustable mechanical advance with supplied springs and stop bushings for custom tuning
• Vacuum advance canister for improved fuel economy and throttle response (can be locked out for racing)
• Chrome moly steel advance plate and weights with QPQ coating for friction reduction
• Nylon pads ensure smooth, consistent operation of the advance weights
• Advance weight pins are staked and TIG welded to the plate for maximum durability
• Mechanical advance can be locked out for crank trigger systems or racing applications

Important: Must be used with an MSD ignition control box. This distributor replaces the points or electronic ignition in your existing distributor and works in conjunction with MSD's capacitive discharge ignition systems to deliver multiple sparks at lower RPMs and a powerful single spark at high RPM.