{"product_id":"manley-circle-track-roller-polished-nextek-series-valve-springs","title":"Manley Circle Track Roller Polished NexTek Series Valve Springs","description":"\u003cp\u003eFrom 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.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecially processed premium-grade chrome silicon that is virtually free of impurities or surface irregularities\u003c\/li\u003e\n\u003cli\u003eTested by leading engine builders and are confirmed to be the best performing valve springs on the market today\u003c\/li\u003e\n\u003cli\u003eNo degradation of spring pressure in the later stages of a race\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":45291738267967,"sku":"MAN221441P-16","price":609.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2041\/6831\/products\/d5d40c7892594cb55df535f7f5e4a6f4_6a3035d4-3a49-4b01-ae98-a91e781dae2f.jpg?v=1686086336","url":"https:\/\/smgspeed.com\/products\/manley-circle-track-roller-polished-nextek-series-valve-springs","provider":"SMGspeed","version":"1.0","type":"link"}