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Product Summary

Chevy LS V8, Hydraulic Roller Tappet Camshaft Type

    Key Specs

    MFG. Part #54-456-11
    Camshaft TypeHydraulic Roller Tappet
    RPM Range1500-6700
    Intake Duration269
    Exhaust Duration277

    Need To Know

    This Product Will Ship Free

    Quick and Easy Returns

    Details

    COMP Cams LSR Cathedral Port 269LrHR-12 Camshaft for LS Gen III/IV, Three-Bolt.

    LSR Cathedral Port (Small Displacement or Max Torque, 4.8L-5.3L). Great torque w/ a very broad power band. Great for street performance & drivability. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

    • Take advantage of today’s newer & better flowing aftermarket cylinder heads
    • Feature higher exhaust duration & overall lift to provide broadest powerband and most top-end power of any COMP Cams LS Camshaft
    • Unique grinds for both cathedral & rectangle port heads
    • Require 26926-16 high-load valve springs

    Application

    1997-15 Chevy 294-427

    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.

    Specifications

    KEY SPECS
    MFG. Part #54-456-11
    BrandCOMP Cams
    Camshaft TypeHydraulic Roller Tappet
    RPM Range1500-6700
    Intake Duration269
    Exhaust Duration277
    GENERAL
    Intake Duration (.050" Lift)219
    Exhaust Duration (.050" Lift)227
    Intake Valve Lift w/ Rocker Arm Ratio0.607"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.614"
    Lobe Separation112 °
    Grind Number269LRHR12
    GTIN Code036584195207
    External Ignition Box RequiredYes
    Valve Springs RequiredYes
    Sold in QuantityEach