{"product_id":"msd-co-gm-hei-weight-and-spring-kit-part-no-8428","title":"MSD Co. GM HEI Weight and Spring Kit (Part No. 8428)","description":"For Use With Street Fire and Stock HEI Distributors; Includes Bushings\/Springs\/Weights\n\u003cp\u003eThe MSD Co. GM HEI Weight and Spring Kit is designed to enhance the performance and reliability of your GM ignition system. This kit includes precisely engineered weights and springs that ensure optimal timing and smooth engine operation. Crafted with high-quality materials, it provides durability and consistent performance under various driving conditions. Installation is straightforward, making it suitable for both professional mechanics and experienced DIY enthusiasts. The kit's components are engineered to fit specific GM HEI distributor models, ensuring a perfect match for your vehicle's ignition system. Whether you're restoring a classic muscle car or upgrading your daily driver, this kit helps maintain proper ignition timing and improves overall engine efficiency. The weight and spring kit is a critical component for maintaining the proper functioning of your ignition system, reducing misfires, and enhancing throttle response. Trust MSD Co., a leader in high-performance ignition products, to deliver reliable parts that meet or exceed OEM standards.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for GM HEI distributors to improve ignition timing stability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes high-quality weights and springs for reliable performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered for durability and long-lasting operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy to install with proper fitment for specific GM models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEnhances engine efficiency and throttle response\u003c\/li\u003e\u003c\/ul\u003e","brand":"MSD CO.","offers":[{"title":"Default Title","offer_id":44526779433002,"sku":"M468428","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/ImageServerAPI_283c60d1-9c42-4dcd-bc89-ce787a57a84d.jpg?v=1783003255","url":"https:\/\/atticusgoods.com\/products\/msd-co-gm-hei-weight-and-spring-kit-part-no-8428","provider":"Atticus Goods","version":"1.0","type":"link"}