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COMP Cams 146-458-11

LSR Hydraulic Roller Camshaft GM LS2/LS3, GEN IV 2005-Present (Single-Bolt) Lift: .614"/.624"

COMP Cams 146-458-11

249-146-458-11

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COMP Cams 146-458-11 LSR Hydraulic Roller Camshaft GM LS2/LS3, GEN IV 2005-Present (Single-Bolt) Lift: .614"/.624" $377.99
LSR Hydraulic Roller Camshaft
GM LS2/LS3, GEN IV 2005-Present (Single-Bolt)
  • Lift: .614"/.624"
  • Duration: 277°/293°
  • Lobe Separation Angle: 113°
  • RPM Range: 1900-7000

  • COMP Cams 146-458-11 Details

    LSR Hydraulic Roller Camshafts

  • W/O VVT & AFM
  • 2005-Present

    Excellent torque with a very broad power band. Great for street/strip.

    Operating Range:1900-7000 RPM
    Duration Advertised:277° Intake / 293° Exhaust
    Duration @ .050'' Lift:227° Intake / 243° Exhaust
    Valve Lift:.614'' Intake / .624'' Exhaust
    Lobe Separation Angle:113°

  • Specifications:

    Intake Valve Lift (in.)
    0.614
    Exhaust Valve Lift (in.)
    0.624
    Int. Duration @ .050 in. (Deg)
    227
    Exh. Duration @ .050 in. (Deg)
    243
    Int. Duration Advertised (Deg)
    277
    Exh. Duration Advertised (Deg)
    293
    Lifter Type
    Hydraulic Roller
    Engine Make/Size
    Chevy 350 Gen III
    Engine Make/Size
    Chevy 350 LS6
    Usage
    Street/Strip
    RPM Range
    1900-7000
    Advertised Duration
    277 int./293 exh.
    Advertised Exhaust Duration
    293
    Advertised Intake Duration
    277
    Basic Operating RPM Range
    1,900-7,000
    Cam Style
    Hydraulic roller tappet
    Camshaft Gear Attachment
    1-bolt
    Computer-Controlled Compatible
    Yes
    Duration at 050 inch Lift
    227 int./243 exh.
    Exhaust Duration at 050 inch Lift
    243
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.624
    Grind Number
    277LRRHR13
    Intake Duration at 050 inch Lift
    227
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.614
    Quantity
    Sold individually
    Valve Lift with Factory Rocker Arm Ratio
    0.614 int./0.624 exh.
    Valve Springs Required
    Yes
    Lobe Separation (Deg)
    113
    Manufacturer's Part Number:
    146-458-11

    Since the introduction of, GM's LS/Gen IV engine has quickly become the ''preferred choice'' among many engine builders and performance enthusiasts. Right from the factory, the GM LS/Gen IV engine boasts a surprisingly efficient induction design, reduced weight and impressive power output. As the leading developer of high performance LS/Gen IV valve train technology, Comp Cams has engineered a full line of products proven to release the incredible horsepower and torque hidden inside while never sacrificing ever-critical reliability.

    Features:
  • Take advantage of today's newer and better flowing aftermarket cylinder heads
  • Feature higher exhaust duration and 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 pressure valve springs

  • Does COMP Cams 146-458-11 fit your vehicle?

    Narrow Results

    1998-2002 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: Z28 SS
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    2002 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: TRANS AM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1998-2001 PONTIAC FIREBIRD

    • Liter: 5.7
    • Aspiration: N
    • SubModel: TRANS AM
    • Engine Vin: G
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    2003 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: 50TH ANNIVERSARY EDITION

    1998-2002 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    2004 PONTIAC GTO

    • EngineType: ALL
    • SubModel: ALL

    1997-2004 CHEVROLET CORVETTE

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: G
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1999-2002 CHEVROLET CAMARO

    • Liter: 5.7
    • Aspiration: N
    • SubModel: Z28
    • Engine Vin: G
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    2001-2004 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: Z06

    2003 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: 50TH ANNIVERSARY EDITION PACE CAR

    1998 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: Z28
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1998 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: INDIANAPOLIS 500 PACE CAR
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