{"product_id":"manley-circle-track-roller-polished-nextek-series-valve-springs","title":"Manley Circle Track Roller Polished NexTek Series Valve Springs","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 221441P-16\u003c\/p\u003e\u003cp\u003eFrom drag strips to short track and endurance circuits, the Manley NexTek (R) series is engineered for serious racers. NexTek (R) 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\u003cp\u003eValve Spring - NexTek - Dual Spring \/ Damper - 575 lb\/in Spring Rate - 1.215 in Coil Bind - 1.570 in OD - Polished - Set of 16\u003c\/p\u003e\u003cp\u003eThis product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.\u003c\/p\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":51775651905848,"sku":"M004 221441P-16","price":866.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-73791-4958358-square.webp?v=1779478900","url":"https:\/\/store.motormia.co\/products\/manley-circle-track-roller-polished-nextek-series-valve-springs","provider":"MOTORMIA","version":"1.0","type":"link"}