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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK11-234-3
Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Small Kit Lift: .480" /.485" Duration: 256°/268° RPM Range: 1000-5200
$44895
Ships on 10/23/2026
Lowest Price GuaranteeChevy 396-454ci Big Block 1965-96
- Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Small Kit
- Strong torque thru low & mid-range, good idle
Installation Note: Stock springs cannot be used.
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Strong torque thru low and mid-range, good idle.
Lift: .480''/.485''
Duration: 256°/268°
RPM Range: 1000-5200
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.
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Part TypeCamshaft Kit
BrandCOMP CAMS
Package Height5.0
Package Width10.5
Package Length26.0
Weight22.0 PG
Part CategoryPerformance Parts
UsageStreet/Performance
Intake Valve Lift0.48 in (12.192 mm)
Int. Duration Advertised (Deg)256
Exh. Duration @ .050 In. (Deg)218
Rpm Range1000-5200
Lifter TypeHydraulic Flat Tappet
Exh. Duration Advertised (Deg)268
Part FitmentSemi Universal
Engine Make/SizeChevy Big Block (396-454)
Int. Duration @ .050 In. (Deg)212
Exhaust Valve Lift0.485 in (12.319 mm)
Vendor Part NumberSK11-234-3
Package Qty1
Package TypeEA
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