{"product_id":"manley-valve-spring-spring-1-620-double-1","title":"Manley Performance Valve Spring, SPRING-1.620 DOUBLE","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":44465783439567,"sku":"MAN221446SF-16","price":836.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4164\/7055\/files\/Manley-Valve-Spring-SPRING-1620-DOUBLE-1758683512.webp?v=1758683513","url":"https:\/\/www.cimotorsports.com\/products\/manley-valve-spring-spring-1-620-double-1","provider":"CI Motorsports","version":"1.0","type":"link"}