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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K54-446-11
Comp Cams XFI XE-R Hydraulic Roller Camshaft Kit GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
$1,31795
Ships on 10/21/2026
Lowest Price GuaranteeXFI XE-R Hydraulic Roller Camshafts
- XFI XE-R Hydraulic Roller Camshaft Kit
- Lift: .595''/.598''
- Duration: 281°/283°
- Lobe Separation Angle 112°
- RPM Range: 2400-7200
Xtreme Energy XE-R design for standard displacement LS6 and LS1.
Kit Includes: - Camshaft
- Lifters
- Valve Springs
- Retainers
- Valve Locks and Seals
- Timing Chain Set
Operating Range: 2400-7200 RPM Duration Advertised: 281° Intake / 283° Exhaust Duration @ .050': 232° Intake / 234° Exhaust Valve Lift w/1.7 Rockers: .595' Intake / .598' Exhaust Lobe Separation Angle: 112° 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
Xtreme Energy XE-R design for standard displacement LS6 and LS1.
GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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Part TypeCamshaft Kit
BrandCOMP CAMS
Package Height5.0
Package Width10.5
Package Length26.0
Weight26.5 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)234
Cam StyleHydraulic roller tappet
Grind NumberXER281HR
Exh. Duration Advertised (Deg)283
Locks IncludedYes
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedYes
Intake Valve Lift With Factory Rocker Arm Ratio (I0.595
Int. Duration @ .050 In. (Deg)232
Assembly Lubricant IncludedYes
Basic Operating Rpm Range2,400-7,200
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.595 in (15.113 mm)
Computer-Controlled CompatibleYes
Int. Duration Advertised (Deg)281
Lobe Separation (Deg)112
Rpm Range2400-7200
Lifter StyleHydraulic roller
Advertised Duration281 int./283 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.598
Valve Springs IncludedYes
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.595 int./0.598 exh.
Camshaft Gear Attachment3-bolt
QuantitySold as a kit
Valve Stem Seals IncludedYes
Exhaust Valve Lift0.598 in (15.189 mm)
Advertised Intake Duration281
Outside Diameter Of Outer Spring1.055 in (26.8 mm)
Intake Duration At 050 Inch Lift232
Exhaust Duration At 050 Inch Lift234
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration283
Lifter TypeHydraulic Roller
Duration At 050 Inch Lift232 int./234 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberK54-446-11
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
