{"product_id":"msd-ignition-8578-pro-billet-automotive-distributor-small-diameter-billet-aluminum-housing-adjustable-mechanical-advance-for-ford-351w","title":"MSD Ignition 8578 Pro-Billet Automotive Distributor, Small Diameter Billet Aluminum Housing, Adjustable Mechanical Advance for Ford 351W","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThe MSD 8578 Pro-Billet Distributor combines advanced engineering and durable materials to enhance ignition performance for Ford 351W engines. Its CNC machined billet aluminum housing and base provide a compact design that reduces diameter by 5\/8 inch compared to stock distributors, allowing extra space in the engine compartment. The distributor features a polished steel shaft coated with QPQ for corrosion resistance and guided by a sealed ball bearing to ensure smooth operation and endurance at high RPMs. Equipped with a maintenance-free magnetic pickup and precision reluctor, it delivers accurate trigger signals essential for reliable ignition timing. The mechanical advance assembly is fully adjustable using the included springs and stop bushings, enabling fine-tuning of timing advance rates to match specific engine requirements. Additional features include advance weight pins that are staked and TIG welded for durability, nylon pads for smooth weight operation, and compatibility with MSD 6, 7, or 8-series ignition controls. This distributor is designed for street and strip use, providing enhanced ignition control and performance reliability.\u003c\/p\u003e\u003cli\u003e\n\u003cstrong\u003eCompact Billet Aluminum Housing:\u003c\/strong\u003e Reduces distributor diameter by 5\/8 inch compared to stock models, providing extra clearance in the engine bay for easier installation and maintenance.\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eAdjustable Mechanical Advance:\u003c\/strong\u003e Includes springs and stop bushings that allow precise tuning of ignition timing advance to optimize engine performance under various conditions.\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eDurable Polished Steel Shaft:\u003c\/strong\u003e QPQ coated shaft guided by a sealed ball bearing ensures smooth rotation, high RPM stability, and long-lasting durability.\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMaintenance-Free Magnetic Pickup:\u003c\/strong\u003e Delivers stable and accurate trigger signals throughout the RPM range for consistent ignition timing without the need for regular upkeep.\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Construction:\u003c\/strong\u003e Advance weight pins are staked and TIG welded to the plate with nylon pads ensuring smooth operation; billet aluminum housing and base provide strength while minimizing weight.\u003c\/li\u003e\u003cp\u003eUpgrade your Ford 351W engine's ignition system with the MSD 8578 Pro-Billet Distributor today for enhanced performance and reliability.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eProduct Dimensions:\u003c\/p\u003e\u003cp\u003e15.91 x 4.81 x 4.81 in\u003c\/p\u003e\u003cp\u003e4.75 lbs\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eShipping Dimensions:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e17.91 x 6.81 x 6.81 in\u003c\/p\u003e","brand":"MSD Ignition","offers":[{"title":"New Damaged Box","offer_id":51825257939224,"sku":"VIP085132085781MND","price":173.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/7532\/6232\/files\/dcf32d20bf8d4907b7e58ff07bfa14db.jpg?v=1773702529","url":"https:\/\/vipoutlet.com\/products\/msd-ignition-8578-pro-billet-automotive-distributor-small-diameter-billet-aluminum-housing-adjustable-mechanical-advance-for-ford-351w","provider":"VIP Outlet","version":"1.0","type":"link"}