Comp Cams  Xtreme Marine  Hydraulic Flat Tappet Camshafts
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COMP CAMSPART NUMBER: 249-SK11-236-4

Comp Cams Xtreme Marine Hydraulic Flat Tappet Camshafts

$46195
ShippingShips on 10/20/2026
Lowest PriceLowest Price Guarantee

Chevy Big Block 396-454ci 1965-96
    Xtreme Marine Hyd. Flat Tappet Cam Small Kit
    Chevy Big Block 396-454ci 1965-96
    Lift: .544"/.547"
    Duration: 270°/286°
    Lobe Separation Angle: 112°
    RPM Range: 1600-5800

    *Note: In order to use these camshafts in 1965-66 396/427ci blocks, it is necessary to machine a 3/16' wide x 7/64' deep groove in the rear main journal of the cam to allow oil flow to the top of the engine.

    Jet with 'A' impeller, strong mid-range good throttle response, noticeable idle.

    Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572


    Jet w/ A impeller, strong mid- range, good throttle response, noticeable idle.

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    Part TypeCamshaft Kit
    BrandCOMP CAMS
    Package Height5.1
    Package Width10.2
    Package Length25.6
    Weight19.7 PG
    Part CategoryPerformance Parts
    UsageMarine
    Intake Valve Lift0.544 in (13.818 mm)
    Int. Duration Advertised (Deg)270
    Exh. Duration @ .050 In. (Deg)236
    Rpm Range1600-5800
    Lifter TypeHydraulic Flat Tappet
    Exh. Duration Advertised (Deg)286
    Part FitmentSemi Universal
    Engine Make/SizeChevy Big Block (396-454)
    Int. Duration @ .050 In. (Deg)226
    Exhaust Valve Lift0.547 in (13.894 mm)
    Vendor Part NumberSK11-236-4
    Package Qty1
    Package TypeEA
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    Operating Range:1600-5800 RPM
    Duration Advertised:270° Intake / 286° Exhaust
    Duration @ .050' Lift:226° Intake / 236° Exhaust
    Valve Lift w/1.7 Rockers:.544' Intake / .547' Exhaust
    Lobe Separation Angle:112°