Free #1221 Air Cleaner With AVS or Performer Carb Purchase Shop Edelbrock
Magnum 255/255 Solid Roller Cam SK-Kit for Chevrolet Small Block

Magnum 255/255 Solid Roller Cam SK-Kit for Chevrolet Small Block

Drag Race 280/292 Solid Roller Cam for Chevrolet Small Block

Drag Race 280/292 Solid Roller Cam for Chevrolet Small Block

Magnum 255/255 Solid Roller Cam for Chevrolet Small Block

$522.95

MECHANICAL ROLLER: Excellent choice for maximum street effort, racy idle, 3500 stall with low axle ratio, 10:1 compression and headers. This is a cam only.

In stock
SKU
12-705-8

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.

  • More Information
    UPC 036584700067
    Manufacturer COMP Cams®
    Emissions Code
    Engine Family Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
    RPM Operating Range 3,000-7000
    Cam Type Solid Roller
    Camshaft Series Magnum
    Camshaft Gear Attachment 3-Bolt
    Usage Street/Strip
    California Proposition 65 WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    Advertised Intake Duration 300
    Advertised Exhaust Duration 300
    Intake Duration at .050 Inch Lift 255
    Exhaust Duration at .050 Inch Lift 255
    Intake Valve Lift 0.575
    Exhaust Valve Lift 0.575
    Lobe Separation 110
    Valve Timing Lift 0.015
    Exhaust Close ATDC 36
    Intake Open BTDC 44
    Exhaust Open BBDC 84
    Intake Close ABDC 76
    Lifter Style Solid Roller
    Recommended Components
    Component Part Number
    Break-In Lube 159
    Valve Seals 503-16
    Valve Locks 611-16
    Valve Locks 613-16
    Steel Retainers 740-16
    Steel Retainers 730-16
    Timing Set 2100
    Timing Set 3100
    Lifter Kit 818-16
    Valve Springs 977-16
    CL-Kit Upgrade CL12-705-8
    K-Kit Upgrade K12-705-8
    SK-Kit Upgrade SK12-705-8