{"product_id":"manley-gm-ls-series-660in-max-lift-valve-spring-and-retainer-kit-1","title":"Manley GM LS Series .660in Max Lift Valve Spring and Retainer Kit","description":"Manley Performance LS \u0026amp; LT NexTek? valve spring kits take the guess work out of making your valvetrain race-ready. Engineered for maximum durability, stability, and precision in high-performance and racing applications, these chrome-silicon alloy springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs. Save time and money with these all-inclusive kits, featuring premium springs, retainers, I.D. locators, locks, and Viton? seals.","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":48263757365500,"sku":"MAN26362334KS","price":548.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0077\/1791\/2658\/files\/b6e653469a7f57283d27bed9dc2a9ccfL.jpg?v=1760764964","url":"https:\/\/www.outlawraceengines.com\/products\/manley-gm-ls-series-660in-max-lift-valve-spring-and-retainer-kit-1","provider":"Outlaw Race Engines","version":"1.0","type":"link"}