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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K21-233-4
Xtreme Energy Mechanical Flat Camshaft Complete Kit Lift: .540"/.558"
$81195
Ships on 10/19/2026
Lowest Price GuaranteeChrysler 383-440 C.I. 8 CYL. 1959-1980
Single Bolt
Single Bolt
- Xtreme Energy Mechanical Flat Camshaft Complete Kit
- Lift: .540"/.558"
- Duration: 290°/298°
- Lobe Separation Angle: 110°
- RPM Range 3200-7000
- 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
Max effort street/bracket race cam. 10.5:1 compression, 3500+ stall and low gears.
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 Width10.5
Package Length25.2
Weight26.3 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)260
Cam StyleMechanical flat tappet
Grind NumberXS290S
Exh. Duration Advertised (Deg)298
Locks IncludedYes
Engine Make/SizeMopar V8
Retainers IncludedYes
Intake Valve Lift With Factory Rocker Arm Ratio (I0.54
Int. Duration @ .050 In. (Deg)252
Assembly Lubricant IncludedYes
Basic Operating Rpm Range3,200-7,000
Pushrods IncludedNo
Gaskets IncludedNo
Intake Valve Lash0.016 in (0.406 mm)
Rocker Arms IncludedNo
Intake Valve Lift0.54 in (13.716 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)290
Lobe Separation (Deg)110
Rpm Range3200-7000
Lifter StyleMechanical flat tappet
Advertised Duration290 int./298 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.558
Valve Springs IncludedYes
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.540 int./0.558 exh.
Camshaft Gear Attachment1-bolt
QuantitySold as a kit
Valve Stem Seals IncludedYes
Exhaust Valve Lash0.018 in (0.457 mm)
Exhaust Valve Lift0.558 in (14.173 mm)
Advertised Intake Duration290
Outside Diameter Of Outer Spring1.509 in (38.3 mm)
Intake Duration At 050 Inch Lift252
Exhaust Duration At 050 Inch Lift260
Timing Chain StyleDouble roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration298
Lifter TypeMechanical Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift252 int./260 exh.
Valve Springs RequiredNo
Lifters IncludedYes
Vendor Part NumberK21-233-4
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
