{"product_id":"manley-nextek-series-1-640-od-8602-id-900-lift-sportsman-and-bracket-classes-valve-springs","title":"Manley NexTek Series 1.640 OD .8602 ID .900 Lift Sportsman and Bracket Classes Valve Springs","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":45440341016764,"sku":"MAN221425-16","price":426.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/7321\/2860\/files\/a6f4f39f574a4980b021202e27d13a5d.jpg?v=1763373541","url":"https:\/\/daringracing.com\/products\/manley-nextek-series-1-640-od-8602-id-900-lift-sportsman-and-bracket-classes-valve-springs","provider":"Daring Racing LLC","version":"1.0","type":"link"}