{"product_id":"breaker-weight-spring-set-standard-mcs-516300","title":"Breaker weight spring set. Standard","description":"\u003cp class=\"bb-fitment\"\u003e\u003cstrong\u003ePast op:\u003c\/strong\u003e 70-99 Big Twin (Excl. TC); 71-03 XL Sportster (NU). With mechanical advanced ignition\u003c\/p\u003e\u003cp\u003eWith standard springs for stock advance curve, best for most OEM applications. \u003cbr\u003eOEM replacement reference 32605-70 (standard strength springs). \u003cbr\u003e\u003cbr\u003eNote: Using stronger than stock springs will give a slower advance curve and can be used to solve detonation (pinging) issues in high compression engines or poor fuel. \u003cbr\u003eNote: 516300 is standard replacement, 516301 is heavy duty, 516598 is extreme duty. Mixing different spring strengths will give additional fine-tuning options. \u003cbr\u003eNote: Stronger than stock springs may require carburetor adjustment.\u003c\/p\u003e","brand":"MCS","offers":[{"title":"Default Title","offer_id":59225927582070,"sku":"MCS-516300","price":2.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/6298\/9430\/files\/516300k.jpg?v=1793622274","url":"https:\/\/www.blue-bull.nl\/products\/breaker-weight-spring-set-standard-mcs-516300","provider":"Blue Bull","version":"1.0","type":"link"}