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Product Summary

Solid Flat Tappet Camshaft Type, 2300-6900 RPM Range

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    Key Specs

    Camshaft TypeSolid Flat Tappet
    RPM Range2300-6900
    Intake Duration (.050" Lift)247
    Exhaust Duration (.050" Lift)254
    Lobe Separation112 °
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    Need To Know

    Quick and Easy Returns

    Return Policy

    COMP Cams 12-673-4 Details

    COMP Cams Nostalgia Plus N+30-30S-12 Solid Camshaft for Small Block Chevy.

    Chevrolet 262-400 c.i. 8 cyl. 1955-1998. Solid-Outstanding power & modern tight lash with the exhaust note of the GM 30-30 cam. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

    • Specifically designed to capture the essence of the original 1960s muscle car experience
    • Combine famous factory cam performance with modern Camshaft lobe designs for increased throttle response
    • Excellent sound improvement through Camshaft specifications (with similar vacuum characteristics to its muscle car era counterparts)

    Application

    1958-98 Chevy 262-400

    Guides & Documents

    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 12-673-4 Specifications

    KEY SPECS
    MFG. Part #12-673-4
    BrandCOMP Cams
    Camshaft TypeSolid Flat Tappet
    RPM Range2300-6900
    Intake Duration (.050" Lift)247
    Exhaust Duration (.050" Lift)254
    Lobe Separation112 °
    GENERAL
    Intake Valve Lift w/ Rocker Arm Ratio0.504"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.498"
    Intake Duration284
    Exhaust Duration291
    Sold in QuantityEach
    Grind NumberCS NOSTALGIA 30-30+ SOLID
    Intake Valve Lash0.012
    Exhaust Valve Lash0.012
    GTIN Code036584070214
    External Ignition Box RequiredNo
    Valve Springs RequiredYes

    Fitment

    • Gen 1 L76 Small Block Chevy

    • 2-Piece Rear Main Chevy 262

    • 2-Piece Rear Main Chevy 262

    • Gen 1 L76 Small Block Chevy

    Customer Impersonation Script