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Isky Hydraulic Roller Tappet Camshafts 371257-265

Isky Racing Cams 371257-265 - Isky Hydraulic Roller Tappet Camshafts

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 257/265, Lift .480/.500, Ford, Small Block, Each

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Manufacturer's Part Number: 371257-265
Part Type: Camshafts
Summit Racing Part Number: ISK-371257-265

Cam Style: Hydraulic roller tappet
Basic Operating RPM Range: 1,400-5,600
Intake Duration at 050 inch Lift: 210
Exhaust Duration at 050 inch Lift: 218
Duration at 050 inch Lift: 210 int./218 exh.
Advertised Intake Duration: 257
Advertised Exhaust Duration: 265
Advertised Duration: 257 int./265 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.480 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.500 in.
Valve Lift with Factory Rocker Arm Ratio: 0.480 int./0.500 exh.
Lobe Separation (degrees): 112
Computer-Controlled Compatible: No
Valve Springs Required: Yes
Camshaft Manufacturers Description: Excellent performance cam with good vacuum, good idle. 3.08-3.73 axle ratio, 9.5:1 compression. Up to 650 cfm carb. Computer-compatible. Stock converter.
Quantity: Sold individually.
In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

These hydraulic roller tappet cams from Isky 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.


Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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