{"product_id":"power-driven-12v-street-conical-valve-spring-set","title":"Power Driven 12v Street Conical Valve Spring Set","description":"\u003cp\u003e\u003cstrong\u003eConical Valve Spring Set contains:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQuantity x 12 conical valve springs\u003c\/li\u003e\n\u003cli\u003eQuantity x 12 chromoly steel retainers\u003c\/li\u003e\n\u003cli\u003eQuantity x 24 lock halves (enough for 12 valves)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSet of 12 high-performance drop-in valve springs for the 12v Cummins cylinder head. These lightweight valve spring assemblies are designed for maximum valve control up to 5,000 rpm, perfect for a hot street Cummins diesel. The springs feature 175 lbs. of seat pressure and 375 lbs. of open pressure.\u003c\/p\u003e\n\u003cp\u003eThese street performance valve springs will accommodate the vast majority of performance street camshafts on the market while still maintaining reasonable open pressure for cam lobe and lifter\/tappet life. As with any aftermarket valve spring upgrade with higher-than-stock pressure, it's recommended that a higher-quality engine oil is used to protect the cam and tappets.\u003c\/p\u003e\n\u003cp\u003eThese street conical springs, retainers, and locks are designed to drop in at a 1.950\" installed height and 175 lbs. of seat pressure.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HVM5I7SDtAM?si=vHdhqgSQoBNZcicH\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Power Driven Diesel","offers":[{"title":"Default Title","offer_id":53370647380281,"sku":"52002219002","price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6067\/0009\/files\/Power-Driven_50000001083_01_0625.jpg?v=1780927339","url":"https:\/\/makeitstudios.com\/products\/power-driven-12v-street-conical-valve-spring-set","provider":"MakeIt Studio","version":"1.0","type":"link"}