Product Summary

Hydraulic Flat Tappet Camshaft Type, Lifters Included

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    Key Specs

    Camshaft TypeHydraulic Flat Tappet
    Intake Duration (.050" Lift)243
    Exhaust Duration (.050" Lift)257
    RPM Range2500 to 6400
    Lobe Separation107 °
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    COMP Cams CL12-602-4 Details

    COMP Cams Big Mutha' Thumpr 295TH7 Cam and Lifter Kit for Small Block Chevy.

    Chevrolet 262-400 c.i. 8 cyl. 1958-1998. For '58-'98 262-400 cid Small Block Engines w/ Flat Tappet Cam - Street/Strip, Needs 9.5:1 Compression, 2800+ Stall, Intake, Gears & Headers, Very Rough Idle. Thumpr. SMALL BLOCK CHEVY Hydraulic CAM AND LIFTER KIT - Big Mutha' Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

    • Three unique cam designs for each application that deliver excellent horsepower gains & broad torque curve; perfect choice for muscle cars & street rods
    • Early intake valve opening & long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note
    • Best with aftermarket converters & more rear gear

    Application

    1955-86 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 CL12-602-4 Specifications

    KEY SPECS
    MFG. Part #CL12-602-4
    BrandCOMP Cams
    Camshaft TypeHydraulic Flat Tappet
    Intake Duration (.050" Lift)243
    Exhaust Duration (.050" Lift)257
    RPM Range2500 to 6400
    Lobe Separation107 °
    Lifter TypeHydraulic Flat Tappet
    GENERAL
    Intake Valve Lift w/ Rocker Arm Ratio0.5"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.486"
    Sold in QuantityKit
    Intake Duration295
    Exhaust Duration313
    GTIN Code036584181248
    Grind Number295TH7
    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

    Ratings & Reviews

    5

    2 Reviews

    Overall Assessment

    Our product garners high praise from customers due to its confirmed qualities and features. Notably, it's been mentioned as offering the 'perfect amount of thump', implying exceptional performance. The customer reviews indicate its practicality, with successful application in a '78 Camaro. Users find the product quality reliable and it greatly enhances the usability of vehicles. This truly differentiates our product from competitors, winning customer recommendations.

    5

    2 reviews

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    Filter by Ratings

    yes

    5.0

    6 months ago

    pete

    mineral point mo.

    Verified

    perfect amount of thump

    Good Camshaft

    5.0

    a year ago

    Dylan

    Lincoln, NE

    Verified

    Worked well for my 78 Camaro

    Would Recommend

    Showing 2 of 2 reviews

    Questions & Answers

    1 Question • 1 Answer

    Which valve springs are recomended to be used with this Camshaft?

    by Ron

    • 8 years ago

    1 answer

    1 of 1 questions shown

    Fitment

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    • 350 Chevy Small Block V8

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