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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK11-207-3
Magnum 270H Hydraulic Flat Tappet Camshaft Small Kit Lift: .510" /.510" Duration: 270°/270° RPM Range: 1500-5800
$44895
Ships on 10/23/2026
Lowest Price GuaranteeChevy 396-454ci Big Block 1965-96
- Magnum 270H Hydraulic Flat Tappet Camshaft Small Kit
- Good for daily driven street machine, works with stock converter, likes headers
- 396 needs 3.55-3.73 gear
- Slight rough 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
Good for daily driven street machine, works with stock converter, likes headers. 396c.i. needs 3.55-3.73 gear and 1800+ stall. Slight rough idle.
Lift: .510''/.510"
Duration: 270°/270°
RPM Range: 1500-5800
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
Exh. Duration @ .050 In. (Deg)224
Cam StyleHydraulic flat tappet
Grind NumberCB 270H-10
Exh. Duration Advertised (Deg)270
Locks IncludedNo
Engine Make/SizeChevy Big Block (396-454)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.51
Int. Duration @ .050 In. (Deg)224
Assembly Lubricant IncludedYes
Basic Operating Rpm Range1,500-5,800
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.51 in (12.954 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)270
Lobe Separation (Deg)110
Rpm Range1500-5800
Lifter StyleHydraulic flat tappet
Advertised Duration270 int./270 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.51
Valve Springs IncludedNo
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.510 int./0.510 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.51 in (12.954 mm)
Advertised Intake Duration270
Intake Duration At 050 Inch Lift224
Exhaust Duration At 050 Inch Lift224
Timing Chain StyleDouble non-roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration270
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift224 int./224 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberSK11-207-3
Package Qty1
Package TypeEA
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