Manufacturer's Part Number:
Crane Mechanical Flat Tappet Camshafts
Summit Racing Part Number:
Mechanical flat tappet
Basic Operating RPM Range:
Intake Duration at 050 inch Lift:
Exhaust Duration at 050 inch Lift:
Duration at 050 inch Lift:
257 int./269 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
Exhaust Valve Lift with Factory Rocker Arm Ratio:
Valve Lift with Factory Rocker Arm Ratio:
0.493 int./0.512 exh.
Lobe Separation (degrees):
Intake Valve Lash:
Exhaust Valve Lash:
Valve Springs Required:
Meets memorandum 1-A for original applications.
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Crane mechanical flat tappet camshafts put the "muscle" in muscle car. These popular cams represent an excellent value, as they can support a power band that tops out in excess of 8,500 rpm (using flat tappet lifters). Whether you want a dual-purpose "street/strip" cam that's great for bracket racing or a dedicated competition grind for oval track, off-road, marine, tractor pulling, or drag racing use, these mechanical flat tappet cams are the gateway to your desires. Whether you drive on the strip or the street, look to Crane mechanical flat tappet camshafts to be your co-pilot. Crane Cams has the industry's largest database of camshaft profiles. This enables Crane to provide you with the camshaft that's ideally suited to your application.