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COMP Cams Comp Cams XFI XE-R Hydraulic Roller Camshaft Kit GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)

249-K54-444-11


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Comp Cams XFI XE-R Hydraulic Roller Camshaft Kit GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
$1,194.95
1 left in stock
XFI XE-R Hydraulic Roller Camshaft Kit
GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
  • Lift: .581''/.588''
  • Duration: 273°/279°
  • Lobe Separation Angle 114°
  • RPM Range: 2000-7000
  • Free Shipping - Ships on 05/27/25
    QTY

    • Details
    • Camshaft
    • Lifters
    • Valve Springs
    • Retainers
    • Valve Locks and Seals
    • Timing Chain Set

      Operating Range:2000-7000 RPM
      Duration Advertised:273° Intake / 279° Exhaust
      Duration @ .050'':224° Intake / 230° Exhaust
      Valve Lift w/1.7 Rockers:.581'' Intake / .588'' Exhaust
      Lobe Separation Angle:114°

      GM, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, LS1, LS2, LS3, LS4, LS6, LS7, LSA, LS9, Camaro, Silverado, LS Swap, 383, 350, SBC, Chevelle, Yukon, L92, LM7, 325, GMC, Trailblazer, Corvette, GM LS, GEN III, GEN 3, GEN IV, GEN 4, DOD, AFM, VVT, BTR, Texas Speed


      High RPM street/strip with XE-R lobe designs. Requires custom tuning.

    Specifications:

    Advertised Duration
    273 int./279 exh.
    Advertised Exhaust Duration
    279
    Advertised Intake Duration
    273
    Assembly Lubricant Included
    Yes
    Basic Operating RPM Range
    2,000-7,000
    Cam Style
    Hydraulic roller tappet
    Camshaft Gear Attachment
    3-bolt
    Computer-Controlled Compatible
    Yes
    Duration at 050 inch Lift
    224 int./230 exh.
    Engine Make/Size
    Chevy Small Block (262-400)
    Exh. Duration @ .050 in. (Deg)
    230
    Exh. Duration Advertised (Deg)
    279
    Exhaust Duration at 050 inch Lift
    230
    Exhaust Valve Lift
    0.588 in (14.935 mm)
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.588
    Gaskets Included
    No
    Grind Number
    XER273HR
    Int. Duration @ .050 in. (Deg)
    224
    Int. Duration Advertised (Deg)
    273
    Intake Duration at 050 inch Lift
    224
    Intake Valve Lift
    0.581 in (14.757 mm)
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.581
    Lifter Style
    Hydraulic roller
    Lifter Type
    Hydraulic Roller
    Lifters Included
    Yes
    Lobe Separation (Deg)
    114
    Locks Included
    Yes
    Outside Diameter of Outer Spring
    1.055 in (26.8 mm)
    Package Depth
    25.40
    Package Height
    10.40
    Package Width
    5.20
    Part Category
    Performance Parts
    Part Fitment
    Semi Universal
    Pushrods Included
    No
    Quantity
    Sold as a kit
    RPM Range
    2000-7000
    Retainers Included
    Yes
    Rocker Arms Included
    No
    Shipping Weight
    19.58
    Timing Chain and Gears Included
    No
    Usage
    Street/Performance
    Valve Lift with Factory Rocker Arm Ratio
    0.581 int./0.588 exh.
    Valve Springs Included
    Yes
    Valve Springs Required
    Yes
    Valve Stem Seals Included
    Yes
    Vendor Part Number
    K54-444-11
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