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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK31-234-3
Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Small Kit Lift: .477" /.484" Duration: 256°/268° RPM Range: 1000-5200
$39695
Ships on 09/15/2026
Lowest Price GuaranteeFord 221-302 C.I. 8 cyl. 1963-1995 (Includes 221, 260, 289 & 302)
- Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Small Kit
- Hydraulic-Strong torque thru low end and mid-range, good idle.
Ford; SBF; Mustang; Windsor; Fairlane; Meteor; Mercury; GT; 22; 260; Sunbeam; Tiger; 289; 302; 351; 289; HiPo; K-Code; GT-350; Shelby; Boss; 5.0; 308; Windsor; Torino; Cougar; F-150; Squire; Thunderbird; LTD; Galaxie; Grand Marquis
Lift: .477''/.484''
Duration: 256°/268°
RPM Range: 1000-5200
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 Height5.3
Package Width10.4
Package Length25.3
Weight18.11 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)218
Cam StyleHydraulic flat tappet
Grind NumberFS XE256H-10
Exh. Duration Advertised (Deg)268
Locks IncludedNo
Engine Make/SizeFord 289-302
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.477
Int. Duration @ .050 In. (Deg)212
Assembly Lubricant IncludedYes
Basic Operating Rpm Range1,000-5,200
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.477 in (12.116 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)256
Lobe Separation (Deg)110
Rpm Range1000-5200
Lifter StyleHydraulic flat tappet
Advertised Duration256 int./268 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.484
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.477 int./0.484 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.484 in (12.294 mm)
Advertised Intake Duration256
Intake Duration At 050 Inch Lift212
Exhaust Duration At 050 Inch Lift218
Timing Chain StyleDouble non-roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration268
Lifter TypeHydraulic Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift212 int./218 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberSK31-234-3
Package Qty1
Package TypeEA
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