Product Summary

Hydraulic Roller Tappet Camshaft Type, Billet Steel

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    Key Specs

    Camshaft TypeHydraulic Roller Tappet
    RPM Range2000-7000
    Intake Duration (.050" Lift)231
    Exhaust Duration (.050" Lift)244
    Lobe Separation111.5 °
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    COMP Cams 189-301-13 Details

    Best average torque & HP of any L99 cam without requiring looser converter. Valve train stable to 7400 RPM w/ CK & MK Kits. For engines with VVT and no AFM, such as L9H.

    • For 2008-2015 GM LS GEN IV Single Bolt w/ VVT (12606358) and w/o AFM 8 Cylinder
    • Advertised Exhaust Duration: 293
    • Lobe Separation: 111.5
    • Intake Valve Lift: 0.614
    • Exhaust Valve Lift: 0.606
    • Valve Springs Required: Yes
    • Camshaft Gear Attachment: 1-Bolt
    • Camshaft Material: Billet Steel
    • Lifter Style: Hydraulic Roller
    • Stage: 1
    • Recommended Upgraded Stock Rocker Arms: 1478-16
    • Recommended Max-Lift BSR Shaft Rocker System: 1982-16
    • Recommended Cam Install Kit: 5623
    • Camshaft Series: Low Shock Technology
    • Cam Type: Hydraulic Roller
    • Basic Operating RPM Range: 2,000-7,200
    • Intake Duration at .050 Inch Lift: 231
    • Exhaust Duration at .050 inch Lift: 244
    • Advertised Intake Duration: 286

    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 189-301-13 Specifications

    KEY SPECS
    MFG. Part #189-301-13
    BrandCOMP Cams
    Camshaft TypeHydraulic Roller Tappet
    RPM Range2000-7000
    Intake Duration (.050" Lift)231
    Exhaust Duration (.050" Lift)244
    Lobe Separation111.5 °
    GENERAL
    Gear Attachment3-Bolt
    Intake Valve Lift w/ Rocker Arm Ratio0.614"
    Exhaust Valve Lift w/ Rocker Arm Ratio0.607"
    Intake Duration286
    Exhaust Duration293
    Material TypeBillet Steel
    Sold in QuantityEach
    GTIN Code00036584386445
    NotesFits models with auto trans., VVT, and no AFM

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