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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK10-214-5
Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Small Kit Lift: .477"/.484" Duration: 256°/268° RPM Range: 1200-5200
$54795
Ships on 10/23/2026
Lowest Price GuaranteeAMC 290-401ci 1966-1991
- Xtreme Energy 256H Hydraulic Flat Tappet Camshaft Small Kit
- Strong torque thru low end & mid-range, good idle
AMC; Jeep; 4.0; 290; XJ; Cherokee; Wagoneer; Comanche; Grand Wagoneer; Wrangler; JK; Rambler; Eagle; ZJ; Chrysler; AM General; American Motors; 327; 390; 304; 327; 343; 360; 5.9; Rebel; Nash; AMX; Javelin
Strong torque through low end and mid-range, good idle.
Lift: .477"/.484"
Duration: 256°/268°
RPM Range: 1200-5200
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 Height5.2
Package Width10.5
Package Length25.6
Weight20.5 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)218
Cam StyleHydraulic flat tappet
Grind NumberXE256H
Exh. Duration Advertised (Deg)258
Locks IncludedNo
Engine Make/SizeAMC 290-401
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.477
Int. Duration @ .050 In. (Deg)212
Assembly Lubricant IncludedYes
Basic Operating Rpm Range1,200-5,200
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 Range1200-5200
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 Roller
Duration At 050 Inch Lift212 int./218 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberSK10-214-5
Package Qty1
Package TypeEA
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