{"product_id":"manley-ford-4-6l-5-4l-sohc-nextek-series-high-performance-valve-springs-2-valves-per-cylinder","title":"Manley Performance NexTek Series High Performance Valve Springs (2 valves per cylinder) fits 1996-2004 Ford F-150 4.6L\/5.4L SOHC \/ 1996-2004 Ford Mustang 4.6L\/5.4L SOHC","description":"From 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.\u003cp\u003eThis Part Fits:\u003c\/p\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth align=\"left\" width=\"100\"\u003eYear\u003c\/th\u003e\n\u003cth align=\"left\" width=\"125\"\u003eMake\u003c\/th\u003e\n\u003cth align=\"left\" width=\"150\"\u003eModel\u003c\/th\u003e\n\u003cth align=\"left\" width=\"80\"\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1997-2000\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eF-150\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2002-2003\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eF-150\u003c\/td\u003e\n\u003ctd\u003eHarley-Davidson Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2003\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eF-150\u003c\/td\u003e\n\u003ctd\u003eLightning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1996-2004\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eMustang\u003c\/td\u003e\n\u003ctd\u003eGT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":44685792575695,"sku":"MAN221437-16","price":365.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4164\/7055\/files\/Manley-Ford-46L54L-SOHC-NexTek-Series-High-Perform-1763884966.webp?v=1763884967","url":"https:\/\/www.cimotorsports.com\/products\/manley-ford-4-6l-5-4l-sohc-nextek-series-high-performance-valve-springs-2-valves-per-cylinder","provider":"CI Motorsports","version":"1.0","type":"link"}