Comp Cams  Xtreme Energy  Hydraulic Roller Camshafts
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-CL08-502-8

Comp Cams Xtreme Energy Hydraulic Roller Camshafts

$85795
ShippingShips on 10/19/2026
Lowest PriceLowest Price Guarantee

Chevy 305-350ci Small Block 1987-98
For engines originally equipped with a hydraulic roller camshaft, except LT1 and LT4.
    Xtreme Energy XR279HR Computer Controlled Hydraulic Roller Camshaft & Lifter Kit
    Lift: .495/.503
    Duration: 269°/276°
    Lobe Separation Angle: 112°
    RPM Range: 1500-5500

  • Produces Better Throttle Response
  • Produces Top Engine Horsepower
  • Delivers Increased Engine Vacuum
  • 1 Year Limited Warranty

    265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10


    Good for TPI 305 or 350 with upgraded exhaust. Requires custom tuning.

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 Kit
BrandCOMP CAMS
Package Height3.3
Package Width6.0
Package Length25.6
Weight13.95 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)224
Cam StyleHydraulic roller tappet
Grind NumberXR269HR
Exh. Duration Advertised (Deg)276
Locks IncludedNo
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.495
Int. Duration @ .050 In. (Deg)218
Assembly Lubricant IncludedNo
Basic Operating Rpm Range1,500-5,500
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.495 in (12.573 mm)
Computer-Controlled CompatibleYes
Int. Duration Advertised (Deg)269
Lobe Separation (Deg)112
Rpm Range1500-5500
Lifter StyleHydraulic roller
Advertised Duration269 int./276 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.503
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.495 int./0.503 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.503 in (12.776 mm)
Advertised Intake Duration269
Intake Duration At 050 Inch Lift218
Exhaust Duration At 050 Inch Lift224
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration276
Lifter TypeHydraulic Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift218 int./224 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL08-502-8
Package Qty1
Package TypeEA
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