Product Summary

Solid Roller Tappet Camshaft Type, 280 Intake Duration

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    Key Specs

    Camshaft TypeSolid Roller Tappet
    Intake Duration (.050" Lift)242
    Exhaust Duration (.050" Lift)248
    RPM Range2500 to 7250
    Lobe Separation110 °
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    Need To Know

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    COMP Cams CL12-771-8 Details

    CL12-771-8 - Cam and Lifter Kit, CS XR280.

    Chevrolet 262-400 c.i. 8 cyl. 1955-1998. Mechanical Roller-Best in Street Machines with 2800 stall, 10:1 or more compression with 3.73-3.90 rear gears. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

    • Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
    • More vacuum allows an increase in duration for improved performance & assists power brakes
    • Excellent performance in street carbureted applications
    • Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc.

    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 CL12-771-8 Specifications

    KEY SPECS
    MFG. Part #CL12-771-8
    BrandCOMP Cams
    Camshaft TypeSolid Roller Tappet
    Intake Duration (.050" Lift)242
    Exhaust Duration (.050" Lift)248
    RPM Range2500 to 7250
    Lobe Separation110 °
    Lifter TypeMechanical/Solid Roller
    GENERAL
    Intake Valve Lift w/ Rocker Arm Ratio0.57"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.576"
    Sold in QuantityKit
    Intake Duration280
    Exhaust Duration286
    GTIN Code036584063926
    Grind NumberCS XR280 R-10
    Intake Valve Lash0.016
    Exhaust Valve Lash0.018
    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 IncludedNo
    Pushrods IncludedNo
    Rocker Arms IncludedNo
    Gaskets IncludedNo

    Questions & Answers

    Fitment

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