PRODUCT DESCRIPTION
Advertised Duration 290/298, Lift .540/.558
Cam/Lifters/Valvetrain, Mechanical Flat Tappet, Adv. Duration 290/298, Lift .540/.558, Mopar, 383-440, Kit
Cam Style:
Mechanical flat tappet
Basic Operating RPM Range:
3,200-7,000
Intake Duration at 050 inch Lift:
252
Exhaust Duration at 050 inch Lift:
260
Duration at 050 inch Lift:
252 int./260 exh.
Advertised Intake Duration:
290
Advertised Exhaust Duration:
298
Advertised Duration:
290 int./298 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.540 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.558 in.
Valve Lift with Factory Rocker Arm Ratio:
0.540 int./0.558 exh.
Lobe Separation (degrees):
110
Camshaft Gear Attachment:
1-bolt
Intake Valve Lash:
0.016 in.
Exhaust Valve Lash:
0.018 in.
Grind Number:
XS290S
Computer-Controlled Compatible:
No
Lifters Included:
Yes
Lifter Style:
Mechanical flat tappet
Valve Springs Included:
Yes
Outside Diameter of Outer Spring (in):
1.509 in.
Retainers Included:
Yes
Locks Included:
Yes
Valve Stem Seals Included:
Yes
Timing Chain and Gears Included:
Yes
Timing Chain Style:
Double roller
Assembly Lubricant Included:
Yes
Pushrods Included:
No
Rocker Arms Included:
No
Gaskets Included:
No
Valve Springs Required:
No
Quantity:
Sold as a kit.
COMP Cams Xtreme Energy cam and lifter kits are built to take advantage of the latest cam technology and provide maximum performance. Whether your use is off-roading, towing, or street performance, there are Xtreme Energy options available for you. By using an aggressive lobe profile, they provide better throttle response and more top-end horsepower than equivalent kits from other manufacturers, while delivering increased engine vacuum. Order the model designed for your vehicle and engine application.
