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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-212-2
Magnum 280H Hydraulic Flat Tappet Camshaft Lift: .480" /.480" Duration: 280°/280° RPM Range: 2000-6000
$29395
3 left in stock
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Lowest Price GuaranteeChevy 262-400ci Small Block 1955-98
- Magnum 280H Hydraulic Flat Tappet Camshaft
Lift: .480''/.480"
Duration: 280°/280°
RPM Range: 2000-6000
*Note: In order to use these camshafts in 1955-57 265ci blocks, it is necessary to machine a small groove in the rear main journal of the cam to allow oil flow to the top of the engine.
Great for street machines. Needs 2500+ stall, headers & gears. Rough idle.
| Operating Range: | 2000-6000 RPM |
| Duration Advertised: | 280° Intake / 280° Exhaust |
| Duration @ .050' Lift: | 230° Intake / 230° Exhaust |
| Valve Lift w/1.5 Rockers: | .480' Intake / .480' Exhaust |
| Lobe Separation Angle: | 110° |
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
Great for street machines. Needs 2500+stall, headers and gears. Rough idle.
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
BrandCOMP CAMS
Package Height2.9
Package Width3.1
Package Length24.6
Weight8.91 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)230
Cam StyleHydraulic flat tappet
Grind NumberCS 280H-10
Exh. Duration Advertised (Deg)280
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.48
Int. Duration @ .050 In. (Deg)230
Basic Operating Rpm Range2,000-6,000
Intake Valve Lift0.48 in (12.192 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)280
Lobe Separation (Deg)110
Rpm Range2000-6000
Advertised Duration280 int./280 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.48
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.480 int./0.480 exh.
QuantitySold individually
Exhaust Valve Lift0.48 in (12.192 mm)
Advertised Intake Duration280
Intake Duration At 050 Inch Lift230
Exhaust Duration At 050 Inch Lift230
Advertised Exhaust Duration280
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift230 int./230 exh.
Valve Springs RequiredYes
Vendor Part Number12-212-2
Package Qty1
Package TypeEA
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