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COMP Cams 12-646-5

Comp Cams Oval Track Camshafts

COMP Cams 12-646-5

249-12-646-5

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COMP Cams 12-646-5 Comp Cams Oval Track Camshafts $192.99
Oval Track Mechanical Flat Tappet Camshaft
Chevrolet 262-400ci 1955-1998
Lift: .501"/.510"
Duration: 266°/276°
Lobe Separation Angle: 108°
RPM Range: 2200-6000

COMP Cams 12-646-5 Details

Small Block Chevrolet 262-400ci 1955-1998

  • Mechanical Flat Tappet - (Xtreme Oval)

    Xtreme Oval Solids - These camshafts use COMP's new XTQ intake profiles with the XTX exhaust profiles for more area under the curve than most good .875" lifter designs, while still allowing standard .842" lifters. Solid-1/4-3/8 Tight track. 327-358 cid. 9:1. 2bbl with iron intake & exhaust.

  • Specifications:

    Intake Valve Lift (in.)
    0.501
    Exhaust Valve Lift (in.)
    0.51
    RPM Range
    2200-6000
    Int. Duration @ .050 in. (Deg)
    236
    Exh. Duration @ .050 in. (Deg)
    242
    Int. Duration Advertised (Deg)
    266
    Exh. Duration Advertised (Deg)
    276
    Engine Make/Size
    Chevy Small Block (262-400)
    Lifter Type
    Mechanical Roller
    Usage
    Strip
    Advertised Duration
    266 int./276 exh.
    Advertised Exhaust Duration
    276
    Advertised Intake Duration
    266
    Basic Operating RPM Range
    2,200-6,000
    Cam Style
    Mechanical flat tappet
    Computer-Controlled Compatible
    No
    Duration at 050 inch Lift
    236 int./242 exh.
    Exhaust Duration at 050 inch Lift
    242
    Exhaust Valve Lash (in.)
    0.018
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.51
    Grind Number
    CS 266XOS-8
    Intake Duration at 050 inch Lift
    236
    Intake Valve Lash (in.)
    0.016
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.501
    Quantity
    Sold individually
    Valve Lift with Factory Rocker Arm Ratio
    0.501 int./0.510 exh.
    Valve Springs Required
    Yes
    Lobe Separation (Deg)
    108
    Manufacturer's Part Number:
    12-646-5

    Comp Cams Oval Track Camshafts are specifically designed for oval track racing. These cams are available for a variety of engine configurations, track lengths, and conditions so there's sure to be one to meet your needs.


    Features:
  • Wide assortment of racing camshafts for all application requirements of drag, oval track and puller & mud competitors
  • Require accurate assessment of rear end gearing and other vehicle-based equipment to deliver top performance
  • Not made for street use or vehicles requiring accessory drive equipment, such as power brakes, air conditioning, etc.

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