Drag Race 280/292 .900 Base Circle Solid Roller Cam for Chevrolet Small Block

MECHANICAL ROLLER-355 cu.in. and up, ported head, 5500 stall in light car. .900 base circle.

out of stock
SKU
12-727-9
TEMPORARILY OUT OF STOCK, ORDER NOW!
$505.95

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.

  • Warning: Camshaft Optimized for use with a Melanized or Nitrided distributor gear. Not compatible with cast or steel gears without similar surface treatments. Failure to utilize the proper distributor gear will void all warranties and/or return policies.

  • Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
    RPM Operating Range: 5500-7,800
    Grind Number: 317ER-6
    Cam Type: Solid Roller
    Lifter Style: Solid Roller
    Camshaft Series: Drag Race (.900" Base Circle)
    Usage: Strip
    California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    Advertised Intake Duration: 317
    Advertised Exhaust Duration: 330
    Intake Duration at .050 Inch Lift: 280
    Exhaust Duration at .050 Inch Lift: 292
    Intake Valve Lift: 0.66
    Exhaust Valve Lift: 0.63
    Lobe Separation: 106
    Exhaust Close ATDC: 59
    Intake Open BTDC: 53
    Exhaust Open BBDC: 91
    Intake Close ABDC: 84
    Camshaft Gear Attachment: 3-Bolt
    Note Description
    1414
    4646
    Component Part Number
    Break-In Lube: 159
    Distributor Gears: 12200  /   412
    Lifter Kit: 891-16
    Steel Retainers: 732-16  /   731-16
    Timing Set: 3100KT
    Valve Locks: 611-16
    Valve Seals: 503-16
    Valve Springs: 944-16  /   999-16