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4.6L/5.4L POWER IMPROVEMENT (PI) CYLINDER HEAD

This part is no longer available.
  • Production 4.6L SOHC 2V Romeo engine aluminum cylinder heads
  • Fully machined and assembled with production Mustang GT valvetrain and camshaft
  • Great for custom engine builds
  • Less expensive than replacing valvetrain and remachining a used cylinder head
  • Less expensive alternative to aftermarket performance heads
  • Can be used on 1996-1998 engines with additional modifications and parts
  • 43.9 /- 1.5 cc combustion chamber
  • Raises compression on 1996-1998 engines to 10:1
  • Use head changing kit M-6067-D46.
  • NOTE: Requires installation of oil galley plugs (not included).
Part Type
Engine: Cylinder Heads
Warranty Availability
Not Available
Packaged Dimensions
10" x 7" x 7
Packaged Weight
46 lb(s)
UPC Code
756122061237
Country of Origin
United States