Comp Cams Dual Springs, Hyd Roller CCA-995-16  (Set)

Comp Dual Springs Set/16 for use with Hyd Roller Lifters and most stock Pontiac cast iron heads 155 @1.600 355 @1.050 (.550 lift), .980 Coil Bind Advertised coil bind height- 1.020" Actual coil bind height measured with 740-16 retainer- .980" Recommended installed height when used with a hyd. flat tappet 115 @ 1.700 *Cutting valve seats may be required in a stock cast iron head*