Dual Spring set and titanium retainers Kelford Cams for Chevy LS

LS Engine Valve Springs. PAC 1905 Dual Spring kit. Features a PAC 1905 dual spring (x16), Kelford Titanium retainer (x16), steel locator spring base (x16) and Viton stem seal (x16). \nPAC 1905 is best suited to a high performance street or mild motorsport LS V8 engine. For high performance motorsport engines Kelford recommends PAC 1204X. \n \n160lb at 1.800" installed height. 425lb at 1.125". Coil bind 1.020". \n \n 

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