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XFI SPR 237/244 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3 Valve


XFI™ Spring & Phaser Mods Required 237/244 Hydraulic Roller Finger Follower Cams for Ford 4.6/5.4L Modular 3V. Max effort street/strip cam with very rough idle, needs ported heads. Good mid-range with incredible power up to 7000+ RPM. Solid power gains above 4900 RPM, requires spring & phaser upgrade. Custom tuning required. 4.10+ gears and 3200+ stall.

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UPC 036584183907
Manufacturer COMP Cams®
Emissions Code
Engine Family Ford 4.6L and 5.4L SOHC Modular 3 Valve 8 Cylinder (2004+)
RPM Operating Range 1,000-7,100
Cam Type Hydraulic Roller Swinging Follower
Camshaft Series XFI SPR (Spring and Phaser Modes Required)
Camshaft Gear Attachment 1-Bolt
Usage Street/Strip
California Proposition 65 WARNING: Cancer and Reproductive Harm
Advertised Intake Duration 272
Advertised Exhaust Duration 283
Intake Duration at .050 Inch Lift 237
Exhaust Duration at .050 Inch Lift 244
Intake Valve Lift 0.547
Exhaust Valve Lift 0.56
Lobe Separation 112
Valve Timing Lift 0
Exhaust Close ATDC 0
Intake Open BTDC 0
Exhaust Open BBDC 0
Intake Close ABDC 0
Lifter Style Hydraulic Roller Swinging Follower