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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK11-556-4
Nitrous HP Hydraulic Flat Tappet Camshaft Small Kit Chevy Big Block 396-454ci 1965-96 Lift: .505"/.520"
$41895
Ships on 09/16/2026
Lowest Price GuaranteeChevy Big Block 396-454ci 1965-96
- Nitrous HP Hydraulic Flat Tappet Camshaft Small Kit
- Lift: .505"/.520"
- Duration: 262°/280°
- Lobe Separation Angle: 113°
- RPM Range: 1600-5900
- Chevrolet 396-454 c.i. 8 CYL. 1965-1996
- High performance street, 100-150 horse nitrous kit or small blower
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
High performance street, 100-150 HP nitrous kit or small blower.
Chevy Big Block 396-454ci 1965-96
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
Weight21.36 PG
Part CategoryPerformance Parts
UsageStreet/Strip
Intake Valve Lift0.505 in (12.827 mm)
Int. Duration Advertised (Deg)262
Exh. Duration @ .050 In. (Deg)230
Rpm Range1600-5900
Lifter TypeHydraulic Flat Tappet
Exh. Duration Advertised (Deg)280
Part FitmentSemi Universal
Engine Make/SizeChevy Big Block (396-454)
Int. Duration @ .050 In. (Deg)218
Exhaust Valve Lift0.52 in (13.208 mm)
Vendor Part NumberSK11-556-4
Package Qty1
Package TypeEA
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