{"product_id":"btr-platinum-ls-dual-spring-kit-660-lift-sk001","title":"BTR PLATINUM LS DUAL SPRING KIT - .660\" LIFT - SK001","description":"\u003cp\u003e\u003cstrong\u003eBTR PLATINUM LS DUAL SPRING KIT - .660\" LIFT - SK001\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe BTR platinum spring kit would be inducted into the LS aftermarket hall of fame if such a thing existed. Whether you’re putting together a daily driver with a mild cam, a 600 hp N\/A stroker, or a turbocharged 1000 hp brawler, our platinum spring kit will make sure your valves are right where your cam wants them to be at all times. They are designed to be used with stock rocker arms. This is a drop-in kit for 15° LS heads. It will also typically work with LS7 heads when used with a .030” shim (Part numbers SS030). This kit will not fit LS9 engines. See part # SK006 for LS9 heads.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKit includes:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eSP001-1 dual polished spring (qty 16)\u003c\/p\u003e \u003cp\u003eVL7°8MM-1 locks (qty 32)\u003c\/p\u003e \u003cp\u003eTitanium (SR001-1) or chromoly steel (SR001S-1) retainers (qty 16)\u003c\/p\u003e \u003cp\u003eLocators for stock or bronze guides (qty 16)\u003c\/p\u003e \u003cp\u003eVS LS valve seals (qty 16)\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSpring specs:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e •155 lbs @ 1.780\"\u003c\/p\u003e \u003cp\u003e•380 lbs @ 1.180\"\u003c\/p\u003e \u003cp\u003e•400 lbs @ 1.130\"\u003c\/p\u003e \u003cp\u003e •Coil bind @ 1.070\"\u003c\/p\u003e","brand":"Brian Tooley Racing","offers":[{"title":"Steel \/ Stock Size .505\" ID .060\" Thick (STANDARD SIZE) \/ Black","offer_id":47878241419420,"sku":"SK001\/S\/0560\/BB","price":319.99,"currency_code":"USD","in_stock":true},{"title":"Titanium \/ Stock Size .505\" ID .060\" Thick (STANDARD SIZE) \/ Black","offer_id":47878241452188,"sku":"SK001\/T\/0560\/BB","price":369.99,"currency_code":"USD","in_stock":true},{"title":"Steel \/ Stock Size .505\" ID .045\" Thick \/ Black","offer_id":47878241484956,"sku":"SK001\/S\/0545\/BB","price":319.99,"currency_code":"USD","in_stock":true},{"title":"Titanium \/ Stock Size .505\" ID .045\" Thick \/ Black","offer_id":47878241517724,"sku":"SK001\/T\/0545\/BB","price":369.99,"currency_code":"USD","in_stock":true},{"title":"Steel \/ Dart\/RHS .520\" ID .060\" Thick \/ Black","offer_id":47878241550492,"sku":"SK001\/S\/2060\/BB","price":319.99,"currency_code":"USD","in_stock":true},{"title":"Titanium \/ Dart\/RHS .520\" ID .060\" Thick \/ Black","offer_id":47878241583260,"sku":"SK001\/T\/2060\/BB","price":369.99,"currency_code":"USD","in_stock":true},{"title":"Steel \/ Bronze Guide .565\" ID .060\" Thick \/ Black","offer_id":47878241616028,"sku":"SK001\/S\/6560\/BB","price":319.99,"currency_code":"USD","in_stock":true},{"title":"Titanium \/ Bronze Guide .565\" ID .060\" Thick \/ Black","offer_id":47878241648796,"sku":"SK001\/T\/6560\/BB","price":369.99,"currency_code":"USD","in_stock":true},{"title":"Titanium \/ Bronze Guide .565\" ID .045\" Thick \/ Black","offer_id":47878241681564,"sku":"SK001\/T\/6545\/BB","price":369.99,"currency_code":"USD","in_stock":true},{"title":"Steel \/ Bronze Guide .565\" ID .045\" Thick \/ Black","offer_id":47878241714332,"sku":"SK001\/S\/6545\/BB","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/3206\/5436\/files\/cam_kits_2_of_3__1.jpg?v=1791771587","url":"https:\/\/daroracing.com\/products\/btr-platinum-ls-dual-spring-kit-660-lift-sk001","provider":"Daro Racing","version":"1.0","type":"link"}