Drag Race 4/7 Swap 285/312 Solid Roller Cam for Chevrolet Big Block 396-454

MECHANICAL ROLLER-Very large cubic in and Nitrous applications.

In stock

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.

Grind Number: 47S 318RXH-16
Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
RPM Operating Range: 5,200-9200
Cam Type: Solid Roller
Lifter Style: Solid Roller
Camshaft Series: Drag Race 4 and 7 Swap Firing Order
Camshaft Gear Attachment: 3-Bolt
Usage: Strip
Valve Springs Required: Yes
Camshaft Material: Billet Steel
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 318
Advertised Exhaust Duration: 352
Intake Duration at .050 Inch Lift: 285
Exhaust Duration at .050 Inch Lift: 312
Intake Valve Lift: 0.846
Exhaust Valve Lift: 0.81
Lobe Separation: 116
Assembly Lubricant Included: No
Valve Timing @ 0.02 Lift:
Exhaust Close ATDC: 38
Exhaust Open BBDC: 94
Intake Open BTDC: 28
Intake Close ABDC: 76
Note Description
14Requires upgraded gear, thrust button & wear plate
46Must use bronze tip fuel pump pushrod when using high pressure or high volume pump
Component Part Number
Break-In Lube: 159
Distributor Gears: 12200  /   412
Steel Retainers: 722-16  /   735-16
Timing Set: 3110KT
Valve Locks: 612-16
Valve Seals: 506-16
Valve Springs: 26028-16  /   26082-16