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Product Summary

262, 267, 283, 302, 305, 307, 327, 350, 400

    Key Specs

    Camshaft TypeSolid Roller Tappet
    RPM Range3000-7000
    Intake Duration (.050" Lift)255
    Exhaust Duration (.050" Lift)255
    Lobe Separation110 °

    Need To Know

    This Product Will Ship Free

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    Quick and Easy Returns

    Return Policy

    COMP Cams 12-705-8 Details

    COMP Cams Magnum 300AR-10 Solid Roller Camshaft for Small Block Chevy.

    Chevrolet 262-400 c.i. 8 cyl. 1955-1998. Mechanical Roller-Excellent choice for maximum street effort, racy idle, 3500 stall with low axle ratio, 10:1 compression and headers. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

    • Great high RPM power
    • Easy on valve train parts
    • Can be used with mild ratio rocker arms & traditional performance valve springs
    • Best with aftermarket converter & 9.5:1+ compression

    Application

    1958-98 Chevy 262-400

    CARB Warning

    For race/ off road use only

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    COMP Cams 12-705-8 Specifications

    KEY SPECS
    MFG. Part #12-705-8
    BrandCOMP Cams
    Camshaft TypeSolid Roller Tappet
    RPM Range3000-7000
    Intake Duration (.050" Lift)255
    Exhaust Duration (.050" Lift)255
    Lobe Separation110 °
    GENERAL
    Intake Valve Lift w/ Rocker Arm Ratio0.575"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.575"
    Intake Duration300
    Exhaust Duration300
    Sold in QuantityEach
    Grind NumberCS 300A-R10
    Intake Valve Lash0.02
    Exhaust Valve Lash0.02
    GTIN Code036584700067
    External Ignition Box RequiredNo
    Valve Springs RequiredYes