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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K21-220-4
Xtreme Energy 250H Hydraulic Flat Tappet Camshaft Complete Kit Lift .432"/.444" Duration 250°/260° RPM Range 600-4800
$66795
Ships on Oct 29, 2026
Lowest Price GuaranteeCurrently Unavailable
This product is currently not available. Please call customer service for assistance at 1-800-345-4545.
Chrysler 383-440ci Big Block 1959-80
Single Bolt Gear
Single Bolt Gear
- Xtreme Energy 250H Hydraulic Flat Tappet Camshaft Complete Kit
- Produces Better Throttle Response
- Produces Top Engine Horsepower
- Delivers Increased Engine Vacuum
- 1 Year Limited Warranty
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, excellent mileage, smooth idle.
Lift .432"/.444"
Duration 250°/260°
RPM Range 600-4800
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 Kit
BrandCOMP CAMS
Package Height5.3
Package Width10.4
Package Length25.4
Weight24.65 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)212
Cam StyleHydraulic flat tappet
Grind NumberXE250H
Exh. Duration Advertised (Deg)260
Locks IncludedYes
Engine Make/SizeMopar 383-440
Retainers IncludedYes
Intake Valve Lift With Factory Rocker Arm Ratio (I0.432
Int. Duration @ .050 In. (Deg)206
Assembly Lubricant IncludedYes
Basic Operating Rpm Range600-4,800
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.432 in (10.973 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)250
Lobe Separation (Deg)110
Rpm Range600-4800
Lifter StyleHydraulic flat tappet
Advertised Duration250 int./260 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.444
Valve Springs IncludedYes
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.432 int./0.444 exh.
Camshaft Gear Attachment1-bolt
QuantitySold as a kit
Valve Stem Seals IncludedYes
Exhaust Valve Lift0.444 in (11.278 mm)
Advertised Intake Duration250
Outside Diameter Of Outer Spring1.475 in (37.5 mm)
Intake Duration At 050 Inch Lift206
Exhaust Duration At 050 Inch Lift212
Timing Chain StyleDouble roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration260
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift206 int./212 exh.
Valve Springs RequiredNo
Lifters IncludedYes
Vendor Part NumberK21-220-4
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
