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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK20-224-4
Xtreme Energy 274H Hydraulic Flat Tappet Camshaft Small Kit Lift: .488" /.491" Duration: 274°/289° RPM Range: 1800-6000
$46195
Ships on 10/26/2026
Lowest Price GuaranteeChrysler 273-360ci Small Block 1964-2003
- Xtreme Energy 274H Hydraulic Flat Tappet Camshaft Small Kit
- Very strong torque and throttle response
- 2200+ stall
273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA
Very strong torque and throttle response, 2200+ stall.
Lift: .488''/.491"
Duration: 274°/289°
RPM Range: 1800-6000
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 Width10.2
Package Length25.3
Weight18.75 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)236
Cam StyleHydraulic flat tappet
Grind NumberCRS XE274H-10
Exh. Duration Advertised (Deg)286
Locks IncludedNo
Engine Make/SizeMopar 273-360
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.488
Int. Duration @ .050 In. (Deg)230
Assembly Lubricant IncludedYes
Basic Operating Rpm Range1,800-6,000
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.488 in (12.395 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)276
Lobe Separation (Deg)110
Rpm Range1800-6000
Lifter StyleHydraulic flat tappet
Advertised Duration274 int./286 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.491
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.488 int./0.491 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.491 in (12.471 mm)
Advertised Intake Duration274
Intake Duration At 050 Inch Lift230
Exhaust Duration At 050 Inch Lift236
Timing Chain StyleDouble non-roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration286
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift230 int./236 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberSK20-224-4
Package Qty1
Package TypeEA
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