{"product_id":"manley-circle-track-roller-polished-nextek-series-valve-springs","title":"Manley Circle Track Roller Polished NexTek Series 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":51481582534948,"sku":"MAN221441P-16","price":609.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/6801\/0532\/files\/ab9f189fffefb9add79de47605b2fd6d_e8db40a3-ed9d-4210-8b69-d06707468018.jpg?v=1766745787","url":"https:\/\/autohousesupply.com\/products\/manley-circle-track-roller-polished-nextek-series-valve-springs","provider":"AutoHouseSupply","version":"1.0","type":"link"}