{"product_id":"ultimate-rpm-valve-spring-kit-650-lift","title":"Ultimate RPM Valve Spring Kit .650 Lift","description":"Valve Spring Kit - Dual Spring - 460 lb\/in Spring Rate - 1.000 in Coil Bind - 1.300 in OD - Locks \/ Titanium Retainers \/ Viton Seals \/ Seats - GM LS-Series - Kit","brand":"Brian Tooley Racing","offers":[{"title":"Default Title","offer_id":67600959275176,"sku":"GNBP_SK703\/0560\/BB","price":549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/2344\/1064\/files\/BB_3f9432bf-b75a-4dad-9702-34e378ad48c5.jpg?v=1791079265","url":"https:\/\/www.truspeedperformance.com\/products\/ultimate-rpm-valve-spring-kit-650-lift","provider":"TruSpeed Performance LLC","version":"1.0","type":"link"}