{"product_id":"manley-nextek-series-1-580-od-832-id-730-lift-oval-track-and-endurance-valve-springs","title":"Manley NexTek Series 1.580 OD .832 ID .730 Lift Oval Track and Endurance 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":41102913896497,"sku":"MAN221443-16","price":529.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/4038\/8401\/files\/e6ee4dbcd48916ca835619738f333154L_7fcfafa2-1b17-43ca-baea-3ff1f75651a8.jpg?v=1783046370","url":"https:\/\/apexspeedzone.com\/products\/manley-nextek-series-1-580-od-832-id-730-lift-oval-track-and-endurance-valve-springs","provider":"APEX PERFORMANCE PARTS","version":"1.0","type":"link"}