Cam sets
COMP Cams XFI NSR Cam Sets for Ford 4.6L/5.4L Modular 3 Valve Engines
Two new camshaft sets, one for increased torque and the other for maximized top end hp, deliver up to 25 rear wheel horsepower without changing valve springs
Jan. 2008 -- Anyone who has faced the challenge of changing valve springs in today’s Ford 4.6L/5.4L Modular 3 Valve engines knows the difficulty involved. Not only does the swap to aftermarket valve springs require the proper tools and mechanical skills, but also additional time and money.


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