COMP Cams Xtreme Energy 256H Hydraulic Flat Tappet Camshaft & Lifter Kit Lift: .480" /.485" Duration: 256°/268° RPM Range: 1000-5200
249-CL11-234-3
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Chevy 396-454ci Big Block 1965-96
Strong torque thru low & mid-range, good idle.
| Operating Range: | 1000-5200 RPM |
| Duration Advertised: | 256° Intake / 268° Exhaust |
| Duration @ .050'' Lift: | 212° Intake / 218° Exhaust |
| Valve Lift w/1.7 Rockers: | .480'' Intake / .485'' Exhaust |
| Lobe Separation Angle: | 110° |
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Strong torque thru low and mid-range, good idle.
Specifications:
Is there a “break in” valve spring set recommended for this camshaft?
What valve spring set works best for this camshaft?
will this work with a Gen V 502 big block, E-street heads, hydraulic lifters and roller rockers?
Do you need to change the distributor gear with this cam shaft?
Motor Vehicles
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