{"product_id":"dorch-engineering-kelford-bmw-gen1-b58-valve-springs-amp-amp-retainers","title":"Dorch Engineering Kelford BMW Gen1 B58 | Valve Springs Retainers","description":"\u003cp\u003eBMW GEN1 B58 Valve Springs. B58 Engine – 3.0L inline 6. High performance, progressively wound PACALOY beehive valve spring with titanium retainers. This kit was specifically engineered to match Kelford’s Stage 1, Stage 2 and Stage 3 Camshafts for ultimate quality, performance and reliability.\u003c\/p\u003e\n\u003cp\u003e90lb seat pressure at 36.5mm installed height. 193lb at 11.0mm valve lift\u003c\/p\u003e","brand":"Dorch Engineering","offers":[{"title":"Default Title","offer_id":53988602609980,"sku":"KVS57-BT","price":993.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/3070\/1372\/files\/Springs-800x600-1.jpg?v=1786741228","url":"https:\/\/trucranemotorsports.com\/en-ca\/products\/dorch-engineering-kelford-bmw-gen1-b58-valve-springs-amp-amp-retainers","provider":"TruCrane Motorsports","version":"1.0","type":"link"}