{"product_id":"manley-oval-drag-chrome-silicone-double-w-damper-16pc-valve-springs-1-550-od-725-id","title":"Manley Oval\/Drag Chrome Silicone Double w\/ Damper 16pc Valve Springs 1.550 OD\/.725 ID","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 22431-16\u003c\/p\u003e\u003cp\u003eThe Manley Professional Series Valve Springs are engineered for serious performance builders and racers who demand reliable high-RPM control and long-lasting durability. Built from premium chrome-silicon and H-11 tool steels with precision heat treatment and shot-peening, these springs deliver robust tension and fatigue resistance across demanding applications ranging from oval track to the drag strip. Designed to maintain consistent spring pressure and minimize valve float under extreme load, they help keep your engine responsive and controlled when it matters most\u003c\/p\u003e\u003cp\u003eValve Spring - Professional - Dual Spring \/ Damper - 507 lb\/in Spring Rate - 1.190 in Coil Bind - 1.550 in OD - 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":51774853218616,"sku":"M004 22431-16","price":429.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/588816356.webp?v=1779554044","url":"https:\/\/store.motormia.co\/products\/manley-oval-drag-chrome-silicone-double-w-damper-16pc-valve-springs-1-550-od-725-id","provider":"MOTORMIA","version":"1.0","type":"link"}