{"product_id":"manley-gm-ls-series-super-finished-h-p-valve-springs-650-max-lift-16-pieces","title":"Manley Super Finished H.P. Valve Springs .650 Max Lift (16 Pieces) fits GM LS Series","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":44491859099855,"sku":"MAN221438-16","price":365.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4164\/7055\/files\/Manley-GM-LS-Series-Super-Finished-HP-Valve-Spring-1758665602.webp?v=1758665603","url":"https:\/\/www.cimotorsports.com\/products\/manley-gm-ls-series-super-finished-h-p-valve-springs-650-max-lift-16-pieces","provider":"CI Motorsports","version":"1.0","type":"link"}