Product Summary

Hydraulic Flat Tappet Camshaft Type, Lifters Included

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    Key Specs

    Camshaft TypeHydraulic Flat Tappet
    Intake Duration (.050" Lift)226
    Exhaust Duration (.050" Lift)234
    RPM Range1800 to 6000
    Lobe Separation111 °
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    Need To Know

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    COMP Cams CL12-243-3 Details

    COMP Cams Xtreme 4X4 X4270H-11 Cam and Lifter Kit for Small Block Chevy.

    SMALL BLOCK CHEVY Hydraulic CAM AND LIFTER KIT - Xtreme 4X4: Strong mid-range and throttle response, likes headers, gears. 2200+ stall.

    • Improved throttle response & increased low & mid-range RPM horsepower for towing & off-road
    • Designed for use with common restrictive factory exhaust systems, including OEM exhaust manifolds

    Application

    1958-2002 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 CL12-243-3 Specifications

    KEY SPECS
    MFG. Part #CL12-243-3
    BrandCOMP Cams
    Camshaft TypeHydraulic Flat Tappet
    Intake Duration (.050" Lift)226
    Exhaust Duration (.050" Lift)234
    RPM Range1800 to 6000
    Lobe Separation111 °
    Lifter TypeHydraulic Flat Tappet
    GENERAL
    Intake Valve Lift w/ Rocker Arm Ratio0.48"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.498"
    Sold in QuantityKit
    Intake Duration270
    Exhaust Duration278
    GTIN Code036584041122
    Grind NumberCS X4 270H-11
    External Ignition Box RequiredNo
    Valve Springs RequiredYes
    Valve Spring IncludedNo
    Lifters IncludedYes
    Retainers IncludedNo
    Locks IncludedNo
    Valve Stem Seals IncludedNo
    Timing Chain and Gears IncludedNo
    Assembly Lubricant IncludedYes
    Pushrods IncludedNo
    Rocker Arms IncludedNo
    Gaskets IncludedNo

    Questions & Answers

    Fitment

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