{"product_id":"manley-performance-221428-16","title":"Manley Performance Manley Small Block Chevy LS Series .600in Lift Single NexTek High Perf 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\u003cp\u003eGenuine Manley Performance. Part number 221428-16.\u003c\/p\u003e\u003cp\u003eImported to order from our US supply partner — allow 7-14 days delivery.\u003c\/p\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":65691530002781,"sku":"221428-16","price":314.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1069\/0009\/5325\/files\/group-363b9d0a-026d-423d-b1c7-4c74cc9039af-800_53d3d82f-ecbb-4c29-bb9f-08f87c153f47.jpg?v=1787832660","url":"https:\/\/performancepartsdirect.co.uk\/products\/manley-performance-221428-16","provider":"Performance Parts Direct","version":"1.0","type":"link"}