{"product_id":"msd-gm-hei-weight-spring-kit-8428","title":"MSD GM HEI Weight \u0026 Spring Kit - 8428","description":"This kit will help you achieve the solid ignition timing you need!\n\nThis is designed for the Street Fire HEI and stock style HEI Distributors.\n\n(Not for use with Billet and Pro-Billet MSD Distributors)\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFits Stock Style HEI Distributors\u003c\/li\u003e\n\u003cli\u003eFits Street-Fire HEI\u003c\/li\u003e\n\u003cli\u003eNot for MSD Billet and Pro-Billet Distributors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Details:\u003c\/strong\u003e The Kit comes with new advance weights, springs to set the rate of advance and new bushings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistributor Type:\u003c\/strong\u003e HEI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Distributor Mechanical Advance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Distributors and Components\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MSD","offers":[{"title":"Default Title","offer_id":49723527626990,"sku":"MSD-8428","price":56.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/9110\/6798\/files\/b87aab6819a562795105c966541377665c885222.jpg?v=1791653285","url":"https:\/\/elmosspeedshop.com\/products\/msd-gm-hei-weight-spring-kit-8428","provider":"Elmo's Speed Shop","version":"1.0","type":"link"}