{"product_id":"kelford-extreme-valve-spring-retainer-kit-kvs38-x","title":"Kelford Extreme Valve Spring \u0026 Retainer Kit","description":"\u003cp\u003eExtreme Beehive Valve Spring and Titanium Retainer kit for the Nissan VR38DETT Engine. Designed for extreme boost and high RPM racing engines.\u003cbr\u003e\nMade from ultra clean Silicon Chrome spring steel with a higher fatigue resistance compared to other spring steels.\u003cbr\u003e\nHeat treating and post processing is the highest quality available. High frequency spring design to reduce spring surge at high operating RPM.\u003cbr\u003e\nThis kit is designed for the most powerful VR38 engines on the planet.\u003c\/p\u003e\n\n\u003cp\u003e130lb seat pressure at 34.60mm installed height. 250lbs at 11.0mm valve lift. Coil bind at 22.0mm.\u003cbr\u003e\nKit contains 24 springs, 24 retainers, 12 intake spring seats, 12 exhaust spring seats. Put the 1mm seat on the exhaust. 4mm seat on the intake.\u003c\/p\u003e","brand":"Kelford Cams","offers":[{"title":"Default Title","offer_id":57845103198511,"sku":"KVS38-X","price":1318.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/3903\/9279\/files\/KVS38-EXTREME-940x587-2.jpg?v=1778133557","url":"https:\/\/www.prospeedracing.com.au\/products\/kelford-extreme-valve-spring-retainer-kit-kvs38-x","provider":"Pro Speed Racing","version":"1.0","type":"link"}