{"product_id":"kvs58-btx-b58-s58-extreme","title":"KVS58-BTX | B58 \/ S58 Extreme","description":"\u003cp\u003eHigh Energy, Extreme Racing Valve Springs designed for BMW B58 \/ S58 3.0L inline 6 Engine. High performance, progressively wound PACALOY beehive valve spring with titanium retainers.\u003c\/p\u003e\n\u003cp\u003eThis kit utilises a precision machined spring seat to max out the seat pressure for high boost, high horsepower builds. Specifically designed for Kelford Cams Stage 2 \u0026amp; Stage 3 Camshafts for engines making over 1000HP.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e105lb seat pressure at 35mm installed height.\u003c\/li\u003e\n\u003cli\u003e210lb at 10.8mm valve lift.\u003c\/li\u003e\n\u003cli\u003eSpring coil bind height at 23.6mm.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kelford Cams","offers":[{"title":"Default Title","offer_id":47719165493442,"sku":"KVS58-BTX","price":725.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/0784\/7874\/files\/extreme-valve-springs-for-BMW-B58-and-S58-Engine-2.webp?v=1780256276","url":"https:\/\/grocerygetterperformance.com\/products\/kvs58-btx-b58-s58-extreme","provider":"Grocery Getter Performance","version":"1.0","type":"link"}