{"product_id":"advance-weight-kit","title":"Advance Weight Kit","description":"The MSD GM HEI Weight \u0026amp; Spring Kit provides essential components for tuning the mechanical advance curve in compatible HEI distributors. By replacing worn parts with the included new advance weights, springs, and bushings, users can achieve more precise and reliable ignition timing for their engine.\n\nThis kit is designed specifically for stock-style HEI distributors and MSD Street-Fire HEI distributors. It is not compatible with MSD Billet or Pro-Billet distributors, and should not be used with those models.","brand":"MSD \/","offers":[{"title":"Default Title","offer_id":52663061414200,"sku":"MSD-8428","price":48.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687513390.jpg?v=1784323382","url":"https:\/\/store.motormia.co\/products\/advance-weight-kit","provider":"MOTORMIA","version":"1.0","type":"link"}