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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-35-243-4
'Xtreme 4x4' Hydraulic Flat Tappet Camshaft
$30995
Ships on 09/09/2026
Lowest Price GuaranteeFord 351W 8 cyl. 1969-1995
- Xtreme 4x4 X4270H Hydraulic Flat Tappet Camshaft
Lift: .512''/.531''
Duration: 270°/278°
Lobe Separation Angle: 111°
RPM Range: 1600-5800
Hydraulic-Good torque and throttle response, needs intake and headers, lower gears and 2500 stall
| Operating Range: | 1600-5800 RPM |
| Duration Advertised: | 270° Intake / 278° Exhaust |
| Duration @ .050' Lift: | 226° Intake / 234° Exhaust |
| Valve Lift w/1.6 Rockers: | .512' Intake / .531' Exhaust |
| Lobe Separation Angle: | 111° |
Ford, 351W, Windsor, 351 Windsor, 302, 5.0 HO, Explorer, Mutang, Ford Mustang, 408, 347, Fox Body Mustang, Fox Body, 302 HO, Cougar, F100, F150
Good torque and throttle response, needs intake and headers, lower gears and 2500+ stall.
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 Height2.75
Package Width2.87
Package Length24.5
Weight9.55 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)234
Cam StyleHydraulic flat tappet
Grind NumberFW X4 270H-11
Exh. Duration Advertised (Deg)278
Engine Make/SizeFord 351W
Intake Valve Lift With Factory Rocker Arm Ratio (I0.512
Int. Duration @ .050 In. (Deg)226
Basic Operating Rpm Range1,600-5,800
Intake Valve Lift0.512 in (13.005 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)270
Lobe Separation (Deg)111
Rpm Range1600-5800
Advertised Duration270 int./278 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.531
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.512 int./0.531 exh.
QuantitySold individually
Exhaust Valve Lift0.531 in (13.487 mm)
Advertised Intake Duration270
Intake Duration At 050 Inch Lift226
Exhaust Duration At 050 Inch Lift234
Advertised Exhaust Duration278
Lifter TypeHydraulic Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift226 int./234 exh.
Valve Springs RequiredYes
Vendor Part Number35-243-4
Package Qty1
Package TypeEA
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