{"product_id":"manley-ford-5-0l-dohc-coyote-nextek-series-high-performance-valve-springs-4-valves-per-cylinder-221419-32","title":"Manley Ford 5.0L DOHC Coyote NexTek Series High Performance Valve Springs (4 valves per cylinder) - 221419-32","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\u003ch4\u003eFeatures \u0026amp; Benefits\u003c\/h4\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":46460817506440,"sku":"man221419-32","price":571.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/2491\/6104\/files\/1234558071174264e9f4b44e854df8cc_07e5737f-f1b8-460d-ad21-091c27980c4f.jpg?v=1787946000","url":"https:\/\/www.allianceracing.com\/products\/manley-ford-5-0l-dohc-coyote-nextek-series-high-performance-valve-springs-4-valves-per-cylinder-221419-32","provider":"Alliance Racing","version":"1.0","type":"link"}