{"product_id":"manley-nextek-series-double-w-o-damper-16pc-valve-springs-1-640-od-860-id","title":"Manley NexTek Series Double w\/o Damper 16pc Valve Springs 1.640 OD\/.860 ID","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.","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":45586473091260,"sku":"MAN221424-16","price":389.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/7321\/2860\/files\/c4a989f439ff02c7f8f27f7e9da80849_de7ae5da-b1cf-40d5-aab9-eee4f6dd2427.jpg?v=1766105437","url":"https:\/\/daringracing.com\/products\/manley-nextek-series-double-w-o-damper-16pc-valve-springs-1-640-od-860-id","provider":"Daring Racing LLC","version":"1.0","type":"link"}