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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K54-448-11
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
GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)Lift: .605''/.609'' Duration: 287°/289° Lobe Separation Angle: 112° RPM Range: 2800-7200
Xtreme Energy XE-R design for large cubic inch LS6 and LS1.
GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
Xtreme Energy XE-R design for large cubic inch LS6 and LS1. Race Only Applications.
Kit Includes:
- Camshaft
- Lifters
- Valve Springs
- Retainers
- Valve Locks and Seals
| Operating Range: | 2800-7200 RPM |
| Duration Advertised: | 287° Intake / 289° Exhaust |
| Duration @ .050': | 238° Intake / 240° Exhaust |
| Valve Lift w/1.7 Rockers: | .605' Intake / .609' 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 large cubic inch LS6 and LS1.
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)240
Cam StyleHydraulic roller tappet
Grind NumberXER287HR
Exh. Duration Advertised (Deg)289
Locks IncludedYes
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedYes
Intake Valve Lift With Factory Rocker Arm Ratio (I0.605
Int. Duration @ .050 In. (Deg)238
Assembly Lubricant IncludedYes
Basic Operating Rpm Range2,800-7,200
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.605 in (15.367 mm)
Computer-Controlled CompatibleYes
Int. Duration Advertised (Deg)287
Lobe Separation (Deg)112
Rpm Range2800-7200
Lifter StyleHydraulic roller
Advertised Duration287 int./289 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.609
Valve Springs IncludedYes
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.605 int./0.609 exh.
QuantitySold as a kit
Valve Stem Seals IncludedYes
Exhaust Valve Lift0.609 in (15.469 mm)
Advertised Intake Duration287
Intake Duration At 050 Inch Lift238
Exhaust Duration At 050 Inch Lift240
Timing Chain StyleSingle roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration289
Lifter TypeHydraulic Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift238 int./240 exh.
Valve Springs RequiredNo
Lifters IncludedYes
Vendor Part NumberK54-448-11
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
