{"product_id":"manley-nextek-series-1-500-od-850-lift-super-stock-and-competition-eliminator-valve-spring-set-221420-16","title":"Manley NexTek Series 1.500 OD .850 Lift Super Stock and Competition Eliminator Valve Spring Set - 221420-16","description":"\u003cp\u003eFrom drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent spring force deep into a run, reduced valve bounce, and improved overall stability for high-RPM performance. Built to outperform and outlast in real-world competition.\u003c\/p\u003e\n\u003cp\u003eManley Valve Spring, SPRING-1.500 DOUBLE.\u003c\/p\u003e\n\u003ch4\u003eFeatures \u0026amp; Benefits\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eExtensively tested on the Spintron, dyno and race track (including blown nitro engines) and proven highly effective\u003c\/li\u003e\n\u003cli\u003eHigher natural frequency and lower active mass provides improved valvetrain control and higher RPM potential\u003c\/li\u003e\n\u003cli\u003eDual spring design reduces friction, which generates less heat and translates into greatly reduced load loss\u003c\/li\u003e\n\u003cli\u003eSmaller diameter, lightweight dual design allows engine to rev higher with improved valve train control\u003c\/li\u003e\n\u003cli\u003eAccepts smaller, lighter retainers which also promotes higher revs\u003c\/li\u003e\n\u003cli\u003eUltra clean, high tensile strength chrome silicon material\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":46460600942728,"sku":"man221420-16","price":781.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/2491\/6104\/files\/dc94b769641ca1800c3f9a4e205fcb42L.jpg?v=1787944137","url":"https:\/\/www.allianceracing.com\/products\/manley-nextek-series-1-500-od-850-lift-super-stock-and-competition-eliminator-valve-spring-set-221420-16","provider":"Alliance Racing","version":"1.0","type":"link"}