Comp Cams XFI SPR 221/228 Hydraulic Roller Camshafts (05-10 Mustang GT)

High Performance Upgrade. The Comp Cams XFI SPR 221/228 Hydraulic Roller Camshaft delivers a significant power enhancement for Ford 4.6L and 5.4L Modular 3V engines. Built for both street and strip applications, these camshafts improve low-end torque, provide strong mid-range performance, and deliver reliable power gains above 4,500 RPM, making them an excellent upgrade over stock components. They require specific valve spring and cam phaser modifications along with custom tuning to maximize performance.

Durable Construction and Precise Engineering. Featuring hydraulic roller swinging follower lifters for smooth, reliable valve operation, these camshafts incorporate a one-bolt gear attachment and a 112-degree lobe separation angle for optimized valve timing. Designed with precision to withstand demanding usage, these cams maintain consistency and durability under heavy loads.

Installation Requirements. Installing these camshafts necessitates upgrading valve springs and modifying the cam phaser system during the installation process. No special drilling is required. Professional tuning and moderate mechanical skill are recommended to ensure peak performance and reliability.

Warranty and Application. Covered by a 12-month warranty, this camshaft is specifically designed to fit the 2005-2010 Mustang GT equipped with Ford 4.6L/5.4L SOHC Modular 3-Valve V8 engines.

Application. Designed to fit the 05-10 Mustang GT with no exclusions noted.

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