Drag Race 4/7 Swap 279/286 Solid Roller Cam for Chevrolet Small Block

MECHANICAL ROLLER-400 c.i.+ engines, good heads, high compression, 0.900 base circle.

In stock
SKU
12-821-14
$546.95

SBC - 1955-57 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.

Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
RPM Operating Range: 5,000-7,500
Grind Number: 47S 312R-8
Cam Type: Solid Roller
Lifter Style: Solid Roller
Camshaft Series: Drag Race 4 and 7 Swap Firing Order (.900" Base Circle)
Usage: Strip
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 312
Advertised Exhaust Duration: 325
Intake Duration at .050 Inch Lift: 279
Exhaust Duration at .050 Inch Lift: 286
Intake Valve Lift: 0.679
Exhaust Valve Lift: 0.645
Lobe Separation: 108
Exhaust Close ATDC: 35
Intake Open BTDC: 32
Exhaust Open BBDC: 71
Intake Close ABDC: 67
Camshaft Gear Attachment: 3-Bolt
Note Description
1414
Component Part Number
Break-In Lube: 159
Distributor Gears: 412
Lifter Kit: 891-16
Steel Retainers: 732-16
Timing Set: 3100KT
Valve Locks: 611-16
Valve Seals: 503-16
Valve Springs: 999-16