Product Summary

273, 318, 340, 360, Solid Flat Tappet Camshaft Type

    Key Specs

    Camshaft TypeSolid Flat Tappet
    Intake Duration (.050" Lift)224
    Exhaust Duration (.050" Lift)224
    RPM Range1800 to 5800
    Lobe Separation110 °

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    COMP Cams K20-246-4 Details

    K20-246-4 - Camshaft Kit, CRS 270S.

    Chrysler 273-360 C.I. 8 CYL. 1964-2000. Solid-Great in 340 & 360 with 9:1 to 9.5:1comp., 650 to 750 CFM carb. and 3.55 to 3.91 gear. Largest cam to use with stock converter. Magnum Mechanical Flat Tappet Camshafts. 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


    1971-89 Chrysler 318-360
    1964-89 Plymouth 273-360
    1964-91 Dodge 273-360

    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 K20-246-4 Specifications

    MFG. Part #K20-246-4
    BrandCOMP Cams
    Camshaft TypeSolid Flat Tappet
    Intake Duration (.050" Lift)224
    Exhaust Duration (.050" Lift)224
    RPM Range1800 to 5800
    Lobe Separation110 °
    Lifter TypeMechanical/Solid Flat Tappet
    Intake Valve Lift w/ Rocker Arm Ratio0.468"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.468"
    Sold in QuantityKit
    Intake Duration270
    Exhaust Duration270
    GTIN Code036584460534
    Grind NumberCRS 270S-10
    Intake Valve Lash0.022
    Exhaust Valve Lash0.022
    External Ignition Box RequiredNo
    Valve Springs RequiredNo
    Valve Spring IncludedYes
    Lifters IncludedYes
    Retainers IncludedYes
    Locks IncludedYes
    Valve Stem Seals IncludedYes
    Timing Chain and Gears IncludedYes
    Assembly Lubricant IncludedYes
    Pushrods Included
    Rocker Arms IncludedNo
    Gaskets IncludedNo