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Technical Articles for Part Number ISK-201272-282
Isky Hydraulic Roller Tappet Camshafts
Camshaft, Hydraulic Roller Tappet, Advertised Duration 272/282, Lift .505/.530, Chevy, Small Block, Each
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Estimated Ship Date from Texas: Monday 10/26/2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
201272282
Part Type:
Product Line:
Summit Racing Part Number:
ISK-201272-282
Cam Style:
Hydraulic roller, Retro-fit
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Good all-around performance. Good idle and vacuum. 3.70-4.11 axle ratio. 9.5-10.5:1 compression. Computer-compatible with Stage 1 or 2 chip. Stock converter.
Basic Operating RPM Range:
2,500-6,400
Intake Duration at 050 inch Lift:
225
Exhaust Duration at 050 inch Lift:
234
Duration at 050 inch Lift:
225 int./234 exh.
Advertised Intake Duration:
272
Advertised Exhaust Duration:
282
Advertised Duration:
272 int./282 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.505 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.530 in.
Valve Lift with Factory Rocker Arm Ratio:
0.505 int./0.530 exh.
Lobe Separation (degrees):
112
Remanufactured:
No
Computer-Controlled Compatible:
No
Grind Number:
RR-272/282
Valve Springs Required:
Yes
Quantity:
Sold individually.
Isky Hydraulic Roller Tappet Camshafts
Isky hydraulic roller tappet cams are manufactured using high-quality, special deep-hardened steel billets. They are fully compatible with stock factory-style cast iron distributor gears. Available in a broad assortment of profiles, these cams yield the best horsepower/torque ratios for those looking for hydraulic roller assemblies.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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