Description
COMP Cams 127550 – Camshaft Set F4.6 3V XE272Ph
XFI SPR Blower 237/248 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3 Valve
XFI Spring and Phaser Mods Required Blower 237/248 Hydraulic Roller Finger Follower Cams for Ford 4.6/5.4L Modular 3V. Big power gains in mid to upper-RPM range for bolt-on blowers with high boost. Rough idle, Solid power gains above 4900 RPM, requires spring and phaser upgrade. Custom tuning required. Best with 3.90+ Gears and 3000+ Stall.
Camshaft Series: XFI SPR (Spring and Phaser Modes Required) BlowerUsage: Street/StripCam Type: Hydraulic Roller Swinging FollowerGrind Number: XE272PH-13Basic Operating RPM Range: 950-6,900Intake Duration at .050 Inch Lift: 237Exhaust Duration at .050 inch Lift: 248Advertised Intake Duration: 272Exhaust Valve Lift: 0.56Lifters Included: NoValve Springs Required: YesAssembly Lubricant Included: NoIntake Valve Lift: 0.547Lobe Separation: 113Advertised Exhaust Duration: 287Camshaft Gear Attachment: 1-BoltCamshaft Material: Billet SteelEngine Family: Ford 4.6L and 5.4L SOHC Modular 3 Valve 8 Cylinder (2004+)Lifter Type: Hydraulic Roller Swinging FollowerAmazon ASIN: B001O0670CC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.C.A.R.B. Exemption Reason: N/AC.A.R.B. E.O. Number: N/AGrind Number: XE272PH-13C.A.R.B. Exempt for On-Road Vehicles?: NoC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
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