Menu

Shop

Garage

Cart

Account

Product Summary

Hydraulic Roller Tappet Camshaft Type

    Key Specs

    Camshaft TypeHydraulic Roller Tappet
    RPM Range2000-6400
    Intake Duration (.050" Lift)219
    Exhaust Duration (.050" Lift)233
    Lobe Separation109 °

    Need To Know

    This Product Will Ship Free

    Shipping Policies & FAQs

    Quick and Easy Returns

    Return Policy

    COMP Cams 54-600-11 Details

    COMP Cams Thumpr 275THR-9 Camshaft for LS Gen III/IV, Three-Bolt.

    Thumpr. High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

    • 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

    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 54-600-11 Specifications

    KEY SPECS
    MFG. Part #54-600-11
    BrandCOMP Cams
    Camshaft TypeHydraulic Roller Tappet
    RPM Range2000-6400
    Intake Duration (.050" Lift)219
    Exhaust Duration (.050" Lift)233
    Lobe Separation109 °
    GENERAL
    Intake Valve Lift w/ Rocker Arm Ratio0.553"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.536"
    Intake Duration275
    Exhaust Duration295
    Sold in QuantityEach
    Grind Number275THR9
    GTIN Code036584195160
    External Ignition Box RequiredYes
    Valve Springs RequiredYes