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Comp Cams Xtreme Energy Hi-Lift Camshaft

Item #: COMK21-228-4

Price: $653.99



Advertised Duration 285/297, Lift .545/.545

Cam/Lifters/Valvetrain, Hydraulic Flat Tappet, Adv. Duration 285/297, Lift .545/.545, Mopar, 383-440, Kit

Cam Style: Hydraulic flat tappet

Basic Operating RPM Range: 2,500-6,200

Intake Duration at 050 inch Lift: 241

Exhaust Duration at 050 inch Lift: 247

Duration at 050 inch Lift: 241 int./247 exh.

Advertised Intake Duration: 285

Advertised Exhaust Duration: 297

Advertised Duration: 285 int./297 exh.

Intake Valve Lift with Factory Rocker Arm Ratio: 0.545 in.

Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.545 in.

Valve Lift with Factory Rocker Arm Ratio: 0.545 int./0.545 exh.

Lobe Separation (degrees): 110

Camshaft Gear Attachment: 1-bolt

Grind Number: CRB XE285HL-10

Computer-Controlled Compatible: No

Lifters Included: Yes

Lifter Style: Hydraulic 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 non-roller

Assembly Lubricant Included: Yes

Pushrods Included: No

Rocker Arms Included: No

Gaskets Included: No

Valve Springs Required: No

Quantity: Sold as a kit.

Notes: Single-bolt camshaft.

COMP Cams Xtreme Energy Hi-Lift cam and lifter kits are designed to take advantage of the latest improvements in valvetrain components and the newest developments in camshaft design. The aggressive lobe design of these cams produces better throttle response, and their high-lift design gives extra lift for top-end horsepower.