Isky 201025 Small Block Chevy. 480 Hi-Rev Series Solid Flat Tappet Camshaft. With a long and distinctive history in producing custom cams, Isky Cams is recognized for their high-quality racing cams. Founded by the legendary Ed Iskendarian, Isky Cams also produces a full range of lifters, valve springs, push rods, and other racing products.
Isky Hi-Rev series solid flat tappet cams are manufactured from the finest high-quality proferal cast iron billets. They are extremely popular for high performance, dual-purpose, and competition engines. These cams provide excellent horsepower and revving ability, while using relatively low valve spring pressure, thus ensuring long cam and lifter life. 3.70-4.11 axle ratio. Cam Style:Mechanical flat tappet.
Basic Operating RPM Range:2,500-6,500. Intake Duration at 050 inch Lift:240. Exhaust Duration at 050 inch Lift:240. Duration at 050 inch Lift:240 int. Intake Valve Lift with Factory Rocker Arm Ratio:0.480 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:0.480 in. Valve Lift with Factory Rocker Arm Ratio:0.480 int. Intake Valve Lash:0.018 in. Exhaust Valve Lash:0.018 in.
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