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Crane Cams Mechanical Flat Tappet Camshaft Lift: .618" /.638" Duration: 292°/300° RPM Range: 4200-7000

Crane Cams 131311

271-131311

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Estimated to ship directly from the manufacturer on 06/25/18
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Crane Cams Mechanical Flat Tappet Camshaft Lift: .618" /.638" Duration: 292°/300° RPM Range: 4200-7000 $229.21
Mechanical Flat Tappet Camshaft
Lift: .618''/.638''
Duration: 292°/300°
RPM Range: 4200-7000

Crane Cams 131311 Details

Chevy 396-454ci Big Block 1965-96

*Note: In order to use these camshafts in 1965-66 396/427ci blocks, it is necessary to machine a 3/16'' wide x 7/64'' deep groove in the rear main journal of the cam to allow oil flow to the top of the engine.

PERFORMANCE USAGE, GOOD MID AND UPPER RPM TORQUE AND HP, BRACKET RACING, AUTO TRANS W/RACE CONVERTER, 11.5 TO 12.5 COMPRESSION RATIO ADVISED.

Grind Number: F-256/3634-2S-8
Operating Range:4200-7000 RPM
Duration Advertised:292° Intake / 300° Exhaust
Duration @ .050'' Lift:256° Intake / 264° Exhaust
Valve Lift w/1.7 Rockers:.618'' Intake / .638'' Exhaust
Lobe Separation Angle:108°
Max Lift Angle:105° ATDC Intake / 111° BTDC Exhaust
Open/Close @.050'' Cam Lift:Intake - 23° BTDC (opens) / 53° ABDC (closes)
Exhaust - 63° BBDC (opens) / 21° ATDC (closes)

Some parts are not legal for use in California or other states with similar laws / regulations