Spring load at 1.68" 100lbs Spring load at 1.040" 270lbs Spring rate 275 lbs per inch Coil bind 1.020 Performance. 600 lift beehive valve springs for the 2V Ford heads 96 and newer. Drop in replacement, no machining necessary.
Fits stock retainers and seats. These are the exact same springs as you see on the other big name brands at a much lower cost. Recommended valve spring for higher RPM N/A and boosted applications less than 20PSI. The item "CMS 2V Stage 2 Valve Spring Kit.600 lift" is in sale since Thursday, September 20, 2018. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Camshafts, Lifters & Parts". The seller is "sbc_svt" and is located in Huntley, Illinois. This item can be shipped to United States, Canada.