{"product_id":"manley-small-block-chevy-ls-series-700in-lift-single-nextek-high-perf-valve-springs-221435-16","title":"Manley Small Block Chevy LS Series .700in Lift Single NexTek High Perf Valve Springs - 221435-16","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\n\u003cp\u003eManley Valve Spring, SPRING-1.340 DOUBLE.\u003c\/p\u003e\n\u003ch4\u003eFeatures \u0026amp; Benefits\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTightly controlled open-end flatness reduces valve stem side loading\u003c\/li\u003e\n\u003cli\u003eManufactured from “super clean” Hi-Tensile Chrome Silicon steel\u003c\/li\u003e\n\u003cli\u003eProprietary multi-step heat treating minimizes load loss\u003c\/li\u003e\n\u003cli\u003eTip thickness designed to eliminate overload breakage\u003c\/li\u003e\n\u003cli\u003eShot-peened to MIL spec for max fatigue life\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":46460830777480,"sku":"man221435-16","price":433.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/2491\/6104\/files\/d5d40c7892594cb55df535f7f5e4a6f4_505b20f8-bb4b-4ede-a4d4-9333a219e205.jpg?v=1787946087","url":"https:\/\/www.allianceracing.com\/products\/manley-small-block-chevy-ls-series-700in-lift-single-nextek-high-perf-valve-springs-221435-16","provider":"Alliance Racing","version":"1.0","type":"link"}