MSD now provides the spark for the new retro all aluminum W-block. This distributor is Ready-to-Run which means you just need to connect
three wires to fire up the engine. No external ignition controls are required. It has a powerful module built into the housing. This module produces a stout inductive spark that will improve the overall driveability and performance of your classic Chevy.
• Specially designed for the All Aluminum 409/509 Block
• Maintenance-free magnetic pick-up never requires adjusting
• Built-in ignition module delivers a powerful spark
• Simple and clean three-wire installation
• Includes built-in Rev Limiter PN 83931 - Chevy 409/509 Aluminum Block