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Drag Race 270/280 Solid Flat Cam for Chevrolet Big Block 396-454

Drag Race 270/280 Solid Flat Cam for Chevrolet Big Block 396-454

Xtreme Energy 4/7 Swap 240/246 Hydraulic Flat Cam Chevrolet Big Block 396-454

Xtreme Energy 4/7 Swap 240/246 Hydraulic Flat Cam Chevrolet Big Block 396-454

Xtreme Energy 4/7 Swap 230/236 Hydraulic Flat Cam Chevrolet Big Block 396-454

$340.95
Xtreme Energy™ 4/7 Swap 230/236 Hydraulic Flat Tappet Cam for Chevy Big Block 396-454 high performance street. Strong mid-range. Needs headers and a 2500+ stall.
In stock
SKU
11-650-47
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BBC - 1965-66 396 c.i. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a camshaft with the oiling groove, please call us at 1-800-999-0853 or click here to contact us, and we will assist you with placing an order.

More Information
UPC 036584096634
Manufacturer COMP Cams®
Emissions Code
Engine Family Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
RPM Operating Range 1,800-6,000
Cam Type Hydraulic Flat Tappet
Camshaft Series Xtreme Energy 4 and 7 Swap Firing Order
Camshaft Gear Attachment 3-Bolt
Usage Street/Performance
California Proposition 65 WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration 274
Advertised Exhaust Duration 286
Intake Duration at .050 Inch Lift 230
Exhaust Duration at .050 Inch Lift 236
Intake Valve Lift 0.552
Exhaust Valve Lift 0.555
Lobe Lift Intake 0.325
Lobe Lift Exhaust 0.327
Lobe Separation 110
Intake Centerline 106
Valve Timing Lift 0.006
Exhaust Close ATDC 29
Intake Open BTDC 31
Exhaust Open BBDC 77
Intake Close ABDC 63
Lifter Style Hydraulic Flat Tappet
11-650-47-camshaft cb 47s xe274h-10 (219.89 kB)
Recommended Components
Component Part Number
Break-In Lube 159
Valve Seals 505-16
Valve Locks 612-16
Steel Retainers 741-16
Valve Springs 924-16
Steel Retainers 732-16
Valve Springs 930-16
Distributor Gears 12200
Lifter Kit 812-16
Lifter Kit 858-16
Timing Set 2100
Timing Set 7100
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