PRODUCT DESCRIPTION
Advertised Duration 274/280, Lift .502/.511
Cam Style:
Mechanical flat tappet
Basic Operating RPM Range:
2,200-6,200
Intake Duration at 050 inch Lift:
236
Exhaust Duration at 050 inch Lift:
242
Duration at 050 inch Lift:
236 int./242 exh.
Advertised Intake Duration:
274
Advertised Exhaust Duration:
280
Advertised Duration:
274 int./280 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.502 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.511 in.
Valve Lift with Factory Rocker Arm Ratio:
0.502 int./0.511 exh.
Lobe Separation (degrees):
110
Intake Valve Lash:
0.016 in.
Exhaust Valve Lash:
0.018 in.
Grind Number:
XS274S
Computer-Controlled Compatible:
No
Lifters Included:
Yes
Lifter Style:
Mechanical flat tappet
Valve Springs Included:
No
Retainers Included:
No
Locks Included:
No
Valve Stem Seals Included:
No
Timing Chain and Gears Included:
No
Assembly Lubricant Included:
Yes
Pushrods Included:
No
Rocker Arms Included:
No
Gaskets Included:
No
Valve Springs Required:
Yes
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 cam and lifter kits 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.