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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-CL08-412-8
Comp Cams Xtreme Energy Hydraulic Roller Camshafts
$85795
Ships on 10/19/2026
Lowest Price GuaranteeChevy 305-350ci Small Block 1987-98
For engines originally equipped with a hydraulic roller camshaft, except LT1 and LT4.
For engines originally equipped with a hydraulic roller camshaft, except LT1 and LT4.
- Xtreme Energy XR264HR Hydraulic Roller Camshaft & Lifter Kit (CARBURETED)
- 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
Mild performance applications, good mid-range, 3.23-3.73 gears. Slightly noticeable idle.
Lift: .487''/.495''
Duration: 264°/270°
Lobe Separation Angle: 110°
RPM Range: 1200-5200
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 Height3.4
Package Width5.9
Package Length25.6
Weight14.05 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)218
Cam StyleHydraulic roller tappet
Grind NumberXR264HR
Exh. Duration Advertised (Deg)270
Locks IncludedNo
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.487
Int. Duration @ .050 In. (Deg)212
Assembly Lubricant IncludedNo
Basic Operating Rpm Range1,200-5,200
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.487 in (12.37 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)264
Lobe Separation (Deg)110
Rpm Range1200-5200
Lifter StyleHydraulic roller
Advertised Duration264 int./270 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.495
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.487 int./0.495 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.495 in (12.573 mm)
Advertised Intake Duration264
Intake Duration At 050 Inch Lift212
Exhaust Duration At 050 Inch Lift218
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration270
Lifter TypeHydraulic Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift212 int./218 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL08-412-8
Package Qty1
Package TypeEA
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