{"product_id":"manley-valve-spring-spring-1-324-double","title":"Manley Valve Spring, SPRING-1.324 DOUBLE","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\u003cul\u003e\n\u003cli\u003eTightly controlled open-end flatness reduces valve stem side loading\u003c\/li\u003e\n\u003cli\u003eManufactured from “super clean” Hi-Tensile Chrome Silicon steel\u003c\/li\u003e\n\u003cli\u003eProprietary multi-step heat treating minimizes load loss\u003c\/li\u003e\n\u003cli\u003eTip thickness designed to eliminate overload breakage\u003c\/li\u003e\n\u003cli\u003eShot-peened to MIL spec for max fatigue life\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":48929334984857,"sku":"MAN221421-16","price":433.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/2932\/2649\/files\/2a0cc84fa855ed98fc4648a3be395df1L_5f103734-94bb-4e2f-8416-e169f5389a11.jpg?v=1787527582","url":"https:\/\/www.ostarmotorsports.com\/products\/manley-valve-spring-spring-1-324-double","provider":"Ostar Motorsports","version":"1.0","type":"link"}