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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-32-241-4
Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Only Lift .487"/.493" Duration 256°/268° RPM Range 1200-5200
$30995
Ships on 09/15/2026
Lowest Price GuaranteeFord 351C, 351M-400M 8 cyl. 1970-1983
- Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Only
Lift .487"/.493"
Duration 256°/268°
RPM Range 1200-5200
Hydraulic-Strong torque thru low end & mid-range, good idle
Ford, 351, 351 Cleveland, 400, 351 Modified, 400 Modified, Ford F100, Mach 1, Mustang
Strong torque through low end and mid-range, good 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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeCamshaft
BrandCOMP CAMS
Package Height2.8
Package Width3.0
Package Length24.2
Weight10.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)218
Cam StyleHydraulic flat tappet
Grind NumberFC XE256H-10
Exh. Duration Advertised (Deg)268
Engine Make/SizeFord 351M-400
Intake Valve Lift With Factory Rocker Arm Ratio (I0.487
Int. Duration @ .050 In. (Deg)212
Basic Operating Rpm Range1,200-5,200
Intake Valve Lift0.487 in (12.37 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)256
Lobe Separation (Deg)110
Rpm Range1200-5200
Advertised Duration256 int./268 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.493
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.487 int./0.493 exh.
QuantitySold individually
Exhaust Valve Lift0.493 in (12.522 mm)
Advertised Intake Duration256
Intake Duration At 050 Inch Lift212
Exhaust Duration At 050 Inch Lift218
Advertised Exhaust Duration268
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift212 int./218 exh.
Valve Springs RequiredYes
Vendor Part Number32-241-4
Package Qty1
Package TypeEA
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