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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-35-425-8
Comp Cams Xtreme Energy Hydraulic Roller Camshafts
$54995
Ships on 09/10/2026
Lowest Price GuaranteeFord 351W 8 cyl. 1969-1996For engines NOT originally equipped with a hydraulic roller camshaft.
- Xtreme Energy XR282RF-HR Retro-Fit Hydraulic Roller Camshaft
Lift .513"/.529"
Duration 282°/289°
Lobe Separation Angle: 110°
RPM Range 2000-6000
Hydraulic Roller-Great for Street machines, needs intake, headers 2500+ converter and 3.73+ gears rough idle
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
Great for street machines, needs intake, headers, 2500+ converter and 3.73+ 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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeCamshaft
BrandCOMP CAMS
Package Height2.8
Package Width2.9
Package Length24.2
Weight7.9 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)236
Cam StyleHydraulic roller tappet
Grind NumberFW XR282RF-HR10
Exh. Duration Advertised (Deg)289
Engine Make/SizeFord 351W
Intake Valve Lift With Factory Rocker Arm Ratio (I0.513
Int. Duration @ .050 In. (Deg)230
Basic Operating Rpm Range2,000-6,000
Intake Valve Lift0.513 in (13.03 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)282
Lobe Separation (Deg)110
Rpm Range1200-6000
Advertised Duration282 int./289 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.529
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.513 int./0.529 exh.
QuantitySold individually
Exhaust Valve Lift0.529 in (13.437 mm)
Advertised Intake Duration282
Intake Duration At 050 Inch Lift230
Exhaust Duration At 050 Inch Lift236
Advertised Exhaust Duration289
Lifter TypeHydraulic Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift230 int./236 exh.
Valve Springs RequiredYes
Vendor Part Number35-425-8
Package Qty1
Package TypeEA
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