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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-CL11-456-8
Xtreme Marine XM296HR Retro-Fit Hydraulic Roller Camshaft & Lifter Kit Lift .566"/.566" Duration 296°/302° RPM Range 2800-6200
$1,22595
Ships on 10/23/2026
Lowest Price GuaranteeChevrolet 396-454 c.i. 8 CYL. 1965-1996 Retro-Fit
- Xtreme Marine XM296HR Retro-Fit Hydraulic Roller Camshaft & Lifter Kit
- Xtreme Marine Camshaft
- 1 Year Limited Warranty
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Good for jet boat with A or B impeller in bracket racing or performance use.
Lift .566"/.566"
Duration 296°/302°
RPM Range 2800-6200
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 Height3.6
Package Width6.1
Package Length25.1
Weight17.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)248
Cam StyleHydraulic roller tappet
Grind NumberCB XM 296HR-12
Exh. Duration Advertised (Deg)302
Locks IncludedNo
Engine Make/SizeChevy Big Block (396-454)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.566
Int. Duration @ .050 In. (Deg)242
Assembly Lubricant IncludedNo
Basic Operating Rpm Range2,800-6,200
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.566 in (14.376 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)296
Lobe Separation (Deg)112
Rpm Range2800-6200
Lifter StyleHydraulic roller
Advertised Duration296 int./302 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.566
Valve Springs IncludedNo
UsageOEM
Valve Lift With Factory Rocker Arm Ratio0.566 int./0.566 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.566 in (14.376 mm)
Advertised Intake Duration296
Intake Duration At 050 Inch Lift242
Exhaust Duration At 050 Inch Lift248
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration302
Lifter TypeHydraulic Roller
Duration At 050 Inch Lift242 int./248 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL11-456-8
Package Qty1
Package TypeEA
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