Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK21-223-4
Xtreme Energy 268H Hydraulic Flat Tappet Camshaft Small Kit Lift: .477"/.48" Duration: 268°/280° RPM Range: 1600-5800
$42795
Ships on 10/23/2026
Lowest Price GuaranteeChrysler 383-440ci Big Block 1959-80
Single Bolt Gear
Single Bolt Gear
- Xtreme Energy 268H Hydraulic Flat Tappet Camshaft Small Kit
- Great for Street Machines
- Slightly rough idle
- Works with stock converter
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
Great for street machines, slightly rough idle works with stock converter but best with 1800+ stall.
Lift: .477"/.48"
Duration: 268°/280°
RPM Range: 1600-5800
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 Height5.5
Package Width10.4
Package Length25.5
Weight19.5 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)230
Cam StyleHydraulic flat tappet
Grind NumberXE268H
Exh. Duration Advertised (Deg)280
Locks IncludedNo
Engine Make/SizeMopar 383-440
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.477
Int. Duration @ .050 In. (Deg)224
Assembly Lubricant IncludedYes
Basic Operating Rpm Range1,600-5,800
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.477 in (12.116 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)268
Lobe Separation (Deg)110
Rpm Range1600-5800
Lifter StyleHydraulic flat tappet
Advertised Duration268 int./280 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.48
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.477 int./0.480 exh.
Camshaft Gear Attachment1-bolt
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.48 in (12.192 mm)
Advertised Intake Duration268
Intake Duration At 050 Inch Lift224
Exhaust Duration At 050 Inch Lift230
Timing Chain StyleLink belt
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration280
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift224 int./230 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberSK21-223-4
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![159 Engine Break-In Oil Additive [12-Ounce]](https://www.jegs.com/images/mini_200/200/249/249-159.jpg)
Some parts are not legal for use in California or other states with similar laws / regulations
