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Get Mallory Warranty Information HereMSD will continue to offer the Mallory fuel products by transitioning to the MSD brand of products. Additionally, MSD will offer the repair of Mallory products and will honor all existing warranties. Beginning April 1, all Customer Service or Technical calls will be routed to El Paso through our toll free number, 800-246-0270. Click here for more information.

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Ready-to-Run Chevy Distributor for 409 Aluminum Block

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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 83931_v1three 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

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