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COMP Cams 146-456-11

LSR Hydraulic Roller Camshaft GM LS2/LS3, GEN IV 2005-Present (Single-Bolt) Lift: .607"/.621"

COMP Cams 146-456-11

249-146-456-11

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COMP Cams 146-456-11 LSR Hydraulic Roller Camshaft GM LS2/LS3, GEN IV 2005-Present (Single-Bolt) Lift: .607"/.621" $393.99
LSR Hydraulic Roller Camshaft
GM LS2/LS3, GEN IV 2005-Present (Single-Bolt)
  • Lift: .607"/.621"
  • Duration: 269°/285°
  • Lobe Separation Angle: 113°
  • RPM Range: 1500-6700

  • COMP Cams 146-456-11 Details

    LSR Hydraulic Roller Camshafts

  • W/O VVT & AFM
  • 2005-Present

    Excellent torque with a very broad power band. Great for street performance and drivability.

    Operating Range:1500-6700 RPM
    Duration Advertised:269° Intake / 285° Exhaust
    Duration @ .050'' Lift:219° Intake / 235° Exhaust
    Valve Lift:.607'' Intake / .621'' Exhaust
    Lobe Separation Angle:113°

  • Specifications:

    Intake Valve Lift (in.)
    0.607
    Exhaust Valve Lift (in.)
    0.621
    Int. Duration @ .050 in. (Deg)
    219
    Exh. Duration @ .050 in. (Deg)
    235
    Int. Duration Advertised (Deg)
    269
    Exh. Duration Advertised (Deg)
    285
    Lifter Type
    Hydraulic Roller
    Usage
    Street/Performance
    Engine Make/Size
    Chevy 350 Gen III
    Engine Make/Size
    Chevy 350 LS6
    RPM Range
    1500-6700
    Advertised Duration
    269 int./285 exh.
    Advertised Exhaust Duration
    285
    Advertised Intake Duration
    269
    Basic Operating RPM Range
    1,500-6,700
    Cam Style
    Hydraulic roller tappet
    Camshaft Gear Attachment
    1-bolt
    Computer-Controlled Compatible
    Yes
    Duration at 050 inch Lift
    219 int./235 exh.
    Exhaust Duration at 050 inch Lift
    235
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.621
    Grind Number
    269LRRHR13
    Intake Duration at 050 inch Lift
    219
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.607
    Quantity
    Sold individually
    Valve Lift with Factory Rocker Arm Ratio
    0.607 int./0.621 exh.
    Valve Springs Required
    Yes
    Lobe Separation (Deg)
    113
    Manufacturer's Part Number:
    146-456-11

    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 146-456-11 fit your vehicle?

    Narrow Results

    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 )

    1998 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: INDIANAPOLIS 500 PACE CAR

    1998-2002 PONTIAC FIREBIRD

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

    1998-2002 CHEVROLET CAMARO

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

    1998 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: Z28
    • 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 )

    2003 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: 50TH ANNIVERSARY EDITION

    2004 PONTIAC GTO

    • EngineType: ALL
    • SubModel: ALL

    1998-2001 PONTIAC FIREBIRD

    • Liter: 5.7
    • Aspiration: N
    • SubModel: TRANS AM
    • 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
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