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Comp Cams 'Xtreme Energy' Hydraulic Roller Camshafts
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-46-413-9

Comp Cams 'Xtreme Energy' Hydraulic Roller Camshafts

$55895
ShippingShips on 09/09/2026
Lowest PriceLowest Price Guarantee

GM 8100/8.1L 8-Cyl. 2001-Present
    Xtreme Energy XR264HR Hydraulic Roller Camshaft
    Lift: .510"/.510"
    Duration: 264/270
    Lobe Separation Angle: 114°
    RPM Range: 1000-5000

  • Produces Better Throttle Response
  • Produces Top Engine Horsepower
  • Delivers Increased Engine Vacuum
  • 1 Year Limited Warranty
    Good mid-range performance, great daily driver, headers recommended.

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.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeCamshaft
BrandCOMP CAMS
Package Height2.9
Package Width3.1
Package Length24.4
Weight11.25 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)218
Cam StyleHydraulic roller tappet
Grind NumberCB8 XR264 HR14
Exh. Duration Advertised (Deg)270
Engine Make/SizeChevy 496
Intake Valve Lift With Factory Rocker Arm Ratio (I0.51
Int. Duration @ .050 In. (Deg)212
Basic Operating Rpm Range1,000-5,000
Intake Valve Lift0.51 in (12.954 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)264
Lobe Separation (Deg)114
Rpm Range1000-5000
Advertised Duration264 int./270 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.51
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.510 int./0.510 exh.
QuantitySold individually
Exhaust Valve Lift0.51 in (12.954 mm)
Advertised Intake Duration264
Intake Duration At 050 Inch Lift212
Exhaust Duration At 050 Inch Lift218
Advertised Exhaust Duration270
Lifter TypeHydraulic Roller
Duration At 050 Inch Lift212 int./218 exh.
Valve Springs RequiredYes
Vendor Part Number46-413-9
Package Qty1
Package TypeEA
No Questions
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Some parts are not legal for use in California or other states with similar laws / regulations
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