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COMP Cams 54-474-11

LSR Rectangular Port Hydraulic Roller Camshaft GM Gen III/LS1/LS2/LS6 1997-Present (Three bolt) Lift: .624"/.624"

COMP Cams 54-474-11

249-54-474-11

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COMP Cams 54-474-11 LSR Rectangular Port Hydraulic Roller Camshaft GM Gen III/LS1/LS2/LS6 1997-Present (Three bolt) Lift: .624"/.624" $403.99
LSR Rectangular Port Hydraulic Roller Camshaft
GM Gen III/LS1/LS2/LS6 1997-Present (Three bolt)
  • Lift: .624"/.624"
  • Duration: 301°/317°
  • Lobe Separation Angle: 115°
  • RPM Range: 2600-7000

  • COMP Cams 54-474-11 Details

    LSR Rectangular Port Hydraulic Roller Camshafts

  • For Large Displacement Only, 6.2L-7.4L

  • High Compression
  • High RPM
  • Cathedral CNC Ported Heads
  • Race Type Applications
  • 1 Year Limited Warranty

  • Specifications:

    Exhaust Valve Lift (in.)
    0.624
    Intake Valve Lift (in.)
    0.624
    Exh. Duration @ .050 in. (Deg)
    267
    Int. Duration Advertised (Deg)
    301
    Exh. Duration Advertised (Deg)
    317
    Lifter Type
    Hydraulic Roller
    Usage
    Street/Performance
    Engine Make/Size
    Chevy Small Block LS1
    Int. Duration @ .050 in. (Deg)
    251
    RPM Range
    2600-7000
    Advertised Duration
    301 int./317 exh.
    Advertised Exhaust Duration
    317
    Advertised Intake Duration
    301
    Basic Operating RPM Range
    2,600-7,000
    Cam Style
    Hydraulic roller tappet
    Camshaft Gear Attachment
    3-bolt
    Computer-Controlled Compatible
    Yes
    Duration at 050 inch Lift
    251 int./267 exh.
    Exhaust Duration at 050 inch Lift
    267
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.624
    Grind Number
    301LRRHR15
    Intake Duration at 050 inch Lift
    251
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.624
    Quantity
    Sold individually
    Valve Lift with Factory Rocker Arm Ratio
    0.624 int./0.624 exh.
    Valve Springs Required
    Yes
    Lobe Separation (Deg)
    115
    Manufacturer's Part Number:
    54-474-11

    Ever since its introduction, GM's LS/Gen III engine has quickly become the ''preferred choice'' among many engine builders and performance enthusiasts. Right from the factory, the GM LS/Gen III engine boasts a surprisingly efficient induction design, reduced weight and impressive power output. As the leading developer of high performance LS/Gen III 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

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