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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-68-239-4
'Xtreme 4x4' Hydraulic Flat Tappet Camshaft
$30995
Ships on 09/08/2026
Lowest Price GuaranteeAMC 199-258ci, 4.0L 6cyl 1964-97
- Xtreme 4x4 X4262H Hydraulic Flat Tappet Camshaft
Lift: .493''/.512''
Duration: 262°/270°
Lobe Separation Angle: 111°
RPM Range: 1400-5700
| Operating Range: | 1400-5700 RPM |
| Duration Advertised: | 262° Intake / 270° Exhaust |
| Duration @ .050' Lift: | 218° Intake / 226° Exhaust |
| Valve Lift: | .493' Intake / .512' Exhaust |
| Lobe Separation Angle: | 111° |
AMC; Jeep; 4.0; 199; 258; 232; 242; XJ; Cherokee; Wagoneer; Comanche; Grand Wagoneer; Wrangler; JK; Rambler; Eagle; ZJ; Chrysler; AM General; American Motors
Good mid to upper torque, needs increased compression, headers and 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
BrandCOMP CAMS
Package Height2.75
Package Width2.87
Package Length31.0
Weight12.25 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)226
Cam StyleHydraulic flat tappet
Grind NumberX4262H
Exh. Duration Advertised (Deg)270
Engine Make/SizeAMC 199-258
Intake Valve Lift With Factory Rocker Arm Ratio (I0.493
Int. Duration @ .050 In. (Deg)218
Basic Operating Rpm Range1,400-5,700
Intake Valve Lift0.493 in (12.522 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)262
Lobe Separation (Deg)111
Rpm Range1400-5700
Advertised Duration262 int./270 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.512
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.493 int./0.512 exh.
QuantitySold individually
Exhaust Valve Lift0.512 in (13.005 mm)
Advertised Intake Duration262
Intake Duration At 050 Inch Lift218
Exhaust Duration At 050 Inch Lift226
Advertised Exhaust Duration270
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift218 int./226 exh.
Valve Springs RequiredYes
Vendor Part Number68-239-4
Package Qty1
Package TypeEA
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