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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K54-408-11
XFI RPM Hydraulic Roller Camshaft Kit GM Gen III/LS1/LS2/LS6 1997-Present (Three-Bolt) Lift: .515" /.522"
$1,31795
Ships on 09/15/2026
Lowest Price GuaranteeXFI RPM Hydraulic Roller Camshafts
XFI RPM Hydraulic Roller Camshaft Kit
GM Gen III/LS1/LS2/LS6 1997-Present (Three-Bolt)Lift: .515''/.522'' Duration: 259°/265° Lobe Separation Angle: 112° RPM Range: 800-5800
Very strong torque, good mileage. Noticeable increase over stock cam.
GM Gen III/LS1/LS2/LS6 1997-Present (Three-Bolt)
Very strong torque, good mileage. Noticeable increase over stock cam.
Kit Includes:
- Camshaft
- Lifters
- Valve Springs
- Retainers
- Valve Locks and Seals
| Grind Number: | XR259HR-12 |
| Operating Range: | 800-5800 RPM |
| Duration Advertised: | 259° Intake / 265° Exhaust |
| Duration @ .050': | 206° Intake / 212° Exhaust |
| Valve Lift w/1.7 Rockers: | .515' Intake / .522' 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
Very strong torque, good mileage. Noticeable increase over stock cam.
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)212
Cam StyleHydraulic roller tappet
Grind NumberXR259HR
Exh. Duration Advertised (Deg)265
Locks IncludedYes
Engine Make/SizeChevy 350 LS6
Retainers IncludedYes
Intake Valve Lift With Factory Rocker Arm Ratio (I0.515
Int. Duration @ .050 In. (Deg)206
Assembly Lubricant IncludedYes
Basic Operating Rpm Range800-5,800
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.515 in (13.081 mm)
Computer-Controlled CompatibleYes
Int. Duration Advertised (Deg)259
Lobe Separation (Deg)112
Rpm Range800-5800
Lifter StyleHydraulic roller
Advertised Duration259 int./265 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.522
Valve Springs IncludedYes
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.515 int./0.522 exh.
Camshaft Gear Attachment3-bolt
QuantitySold as a kit
Valve Stem Seals IncludedYes
Exhaust Valve Lift0.52 in (13.208 mm)
Advertised Intake Duration259
Outside Diameter Of Outer Spring1.055 in (26.8 mm)
Intake Duration At 050 Inch Lift206
Exhaust Duration At 050 Inch Lift212
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration265
Lifter TypeHydraulic Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift206 int./212 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberK54-408-11
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
