Xtreme Energy 242/246 Hydraulic Roller Cams Ford 4.6/5.4L Modular 2 Valve w/ PI Heads

Xtreme Energy™ 242/246 Hydraulic Roller Finger Follower Cams for Ford 4.6/5.4L Modular 2 Valve w/ PI Heads street/strip applications. Needs higher gear ratio, 2400+ stall, intake and exhaust. Requires custom tuning. Rough idle. (Note: 1999-Up performance improvement heads)
Grind Number: XE278AH
Engine Family: Ford 4.6L and 5.4L SOHC Modular 2 Valve 8 Cylinder (1991+)
RPM Operating Range: 2,200-6,200
Cam Type: Hydraulic Roller Finger Follower
Lifter Style: Hydraulic Roller Finger Follower
Camshaft Series: Xtreme Energy
Camshaft Gear Attachment: 1-Bolt
Usage: Street/Performance
Valve Springs Required: Yes
ECU Tune Required?: Yes
Camshaft Material: Billet Steel
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 278
Advertised Exhaust Duration: 282
Intake Duration at .050 Inch Lift: 242
Exhaust Duration at .050 Inch Lift: 246
Intake Valve Lift: 0.55
Exhaust Valve Lift: 0.55
Lobe Separation: 113
Assembly Lubricant Included: No
Intake Centerline: 109
Lobe Lift Intake: 0.3
Lobe Lift Exhaust: 0.3
Valve Timing @ 0.05 Lift:
Exhaust Close ATDC: 6
Exhaust Open BBDC: 60
Intake Open BTDC: 12
Intake Close ABDC: 50
Note Description
112Requires aftermarket valve springs/retainers
Component Part Number
Break-In Lube: 159
Steel Retainers: 791-16  /   792-16
Valve Springs: 26113-16  /   26125-16