{"product_id":"msd-ignition-pro-billet-distributor-85551","title":"MSD Ignition Pro-Billet Distributor (MPN: 85551)","description":"\u003ch2\u003eHigh-performance distributor for Chevy V8 engines with advanced features.\u003c\/h2\u003e\r\n\u003cp\u003eThe MSD Ignition Pro-Billet Distributor is engineered for optimal performance in Chevy V8 engines. Constructed from precision CNC machined 6061-T6 aluminum, this distributor ensures exact tolerances and durability. It features a robust 0.500 inch steel shaft supported by a sealed ball bearing and a sintered bushing, enhancing high RPM stability while minimizing friction and corrosion through its QPQ coating.\u003c\/p\u003e\r\n\u003cp\u003eThis distributor utilizes a maintenance-free magnetic pickup and precision machined reluctor, providing stable trigger signals across the RPM range. The adjustable mechanical advance assembly allows for customization with supplied springs and stop bushings, enabling users to fine-tune the advance curve to suit specific applications. The polished steel shaft and chrome moly steel components further contribute to the distributor's reliability and performance.\u003c\/p\u003e\r\n\u003cp\u003eDesigned for versatility, the mechanical advance assembly can be locked out for crank trigger systems, making it suitable for various setups including street, strip, track, and off-road use. The distributor comes complete with a red HEI cap and male posts, ensuring compatibility and ease of installation.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eCNC Machined Billet Aluminum Housing And Billet Aluminum Base\u003c\/li\u003e\r\n    \u003cli\u003eEasy To Adjust Mechanical Advance With Supplied Springs And Stop Bushings\u003c\/li\u003e\r\n    \u003cli\u003eMaintenance Free Magnetic Pickup And Precision Reluctor Create Stable Trigger Signals Throughout The RPM Range\u003c\/li\u003e\r\n    \u003cli\u003ePolished Steel Shaft Is QPQ Coated And Guided By A Sealed Ball Bearing, Advance Plate And Weights Are Fine Blanked From Chrome Moly Steel And QPQ Coated For Friction Reduction\u003c\/li\u003e\r\n    \u003cli\u003eMechanical Advance Assembly Can Be Locked Out For Crank Trigger Systems\u003c\/li\u003e\r\n    \u003cli\u003eAdvance Weight Pins Are Staked And TIG Welded To The Plate, Nylon Pads Ensure Smooth Operation Of The Advance Weights\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufacturer: MSD Ignition\u003c\/li\u003e\r\n    \u003cli\u003eManufacturer Part Number: 85551\u003c\/li\u003e\r\n    \u003cli\u003eCondition: New\u003c\/li\u003e\r\n    \u003cli\u003eFinish: Polished Shaft\u003c\/li\u003e\r\n    \u003cli\u003eRecommended Use: Street\/ Strip\/ Track\/ Off-Road\u003c\/li\u003e\r\n    \u003cli\u003eSpark Advance Type: Mechanical Advance\u003c\/li\u003e\r\n    \u003cli\u003eSpark Distribution Type: Magnetic Trigger\u003c\/li\u003e\r\n    \u003cli\u003eDrive Gear Type: Iron Gear\u003c\/li\u003e\r\n    \u003cli\u003eWith Ignition Module: No\u003c\/li\u003e\r\n    \u003cli\u003eWith Tach Drive: No\u003c\/li\u003e\r\n    \u003cli\u003eIncludes Cap And Rotor: Yes\u003c\/li\u003e\r\n    \u003cli\u003eCap Color: Red\u003c\/li\u003e\r\n    \u003cli\u003eCap Type: HEI\/ Male Posts\u003c\/li\u003e\r\n    \u003cli\u003eCoil In Cap: No\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eCompatibility \/ Fit\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Big Block 1965-1990 Gen IV\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Big Block 1991-1995 Gen V\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Small Block 1955-1986\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Small Block 1987-1998 (OE Roller)\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Small Block 383\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eTechnical Documents\u003c\/h3\u003e\n\u003cul\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/MSD\/InstallationInstructions\/85551.pdf\" target=\"_blank\"\u003e85551.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/MSD\/Warranty\/msd_brand_warranties.pdf\" target=\"_blank\"\u003emsd_brand_warranties.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"NTP-Stag","offers":[{"title":"Default Title","offer_id":47273967714543,"sku":"M4685551","price":516.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/85551_0118305.jpg?v=1767377996","url":"https:\/\/www.sprinterpartsdepot.com\/products\/msd-ignition-pro-billet-distributor-85551","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}