MSD 8515 Pro-Billet Street Distributor Chevy Inline Anti-Theft System - 6-Cylinder 194/230/250/292

The MSD 8515 Pro-Billet Street Distributor is purpose-built for Chevrolet inline 6-cylinder engines, delivering race-proven ignition performance for street and performance applications. Engineered from CNC-machined 6061-T6 billet aluminum, this distributor is built to tighter tolerances than OEM units, ensuring consistent and accurate spark delivery across the entire RPM range. Note: Does not fit 235 and 261 cubic inch engines. Must be used with an MSD 6, 7, or 8-Series ignition control.

Key Features:

• CNC-machined billet aluminum housing and base — machined to within .001 in. for superior accuracy and durability
• QPQ-coated oversized 0.500" steel shaft — guided by a sealed ball bearing and sintered bushing for long-lasting, low-friction operation
• Maintenance-free magnetic pickup and precision reluctor — delivers stable, accurate trigger signals to the MSD ignition control throughout the RPM range
• Adjustable mechanical advance assembly — crafted from chrome moly steel and QPQ coated for friction reduction; multiple springs and stop bushings included for custom timing curve tuning
• Vacuum advance canister — improves fuel economy under light loads and can be locked out for racing applications
• Mechanical advance assembly lockout — compatible with crank trigger systems
• Advance weight pins staked and TIG welded to the plate — ensures long-term mechanical integrity
• Nylon pads on advance weights — promote smooth, consistent advance weight operation
• Special oil tract — improves lubrication to the distributor and cam gear
• O-ring seal compatible — seals can be added to modified blocks for improved oil pressure control
• Includes HEI-style distributor cap and Race Rotor — ready to install right out of the box
• CARB E.O. D-40-39 Approved — legal for use on emissions-controlled vehicles in all 50 states when used per manufacturer application guidelines

The MSD 8515 is sold individually and is designed for Chevrolet 194, 230, 250, and 292 cubic inch inline 6-cylinder engines. An MSD 6, 7, 8, or 10-Series ignition control is required and sold separately.