Advertised Exhaust Duration

:

267

Advertised Intake Duration

:

256

Amazon Asin

:

B001O066XK

Assembly Lubricant Included

:

No

Basic Operating Rpm Range

:

900-6,700

C.a.r.b. E.o. Number

:

N/A

C.a.r.b. Exempt For California Certified Vehicles Manufactured Before 1965?

:

Yes, but must meet tailpipe emission standards for year of 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. Exempt For Foreign Vehicles Manufactured Before 1967?

:

Yes, but must meet tailpipe emission standards for year of vehicle.

C.a.r.b. Exempt For On-road Vehicles?

:

No

C.a.r.b. Exempt For Racing And Off-road Only Vehicles?

:

Yes, but must be a race/competition only vehicle.

C.a.r.b. Exemption Reason

:

N/A

California Proposition 65

:

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

Cam Type

:

Hydraulic Roller Swinging Follower

Camshaft Gear Attachment

:

1-Bolt

Camshaft Material

:

Billet Steel

Camshaft Series

:

XFI SPR (Spring and Phaser Modes Required)

Engine Family

:

Ford 4.6L and 5.4L SOHC Modular 3 Valve 8 Cylinder (2004+)

Exhaust Duration At .050 Inch Lift

:

228

Exhaust Valve Lift

:

0.538

Grind Number

:

XE256PH-12

Intake Duration At .050 Inch Lift

:

221

Intake Valve Lift

:

0.523

Lifter Type

:

Hydraulic Roller Swinging Follower

Lifters Included

:

No

Lobe Separation

:

112

Title

:

XFI SPR 221/228 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3 Valve

Usage

:

Street/Strip

Valve Springs Required

:

Yes