Due to COVID-19 staffing precautions, the Ford Performance TechLine phone system is offline. We are still here to help. Live Chat is available. Click here for contact information.


This part is no longer available.
    Ported Head Features 
  • Fits 302/351 Windsor engines
  • Intake and Exhaust airflow increased approximately 10%
  • This cylinder head was designed using Solid Modeling Technology
  • Cast from prime A356 T6 aluminum
  • 59cc CNC'd combustion chamber (dependent on valve style and valve job)
  • Heads are cast with high-flow ports
  • 20 degree inline valves
  • Suggested valve sizes: 2.08-inch intake and 1.60-inch exhaust
  • Requires competition valve job and bowl blending
  • Steel alloy intake and exhaust valve seats installed (no valve job)
  • Manganese-bronze 11/32" valve guides installed with semi-finished ID
  • Bare head weighs 27 lbs. Accepts both tapered seat and gasket style 14mm spark plugs (Motorcraft AGSP-32-C, Autolite 3924, 3925)
  • Requires guide plate M-6566-Z304D (not included)
  • Requires 7/16" screw-in studs (not included)
  • Requires 7/16" screw-in studs (not included). Requires M-6564-F351 1.65:1 or M-6564-G351C 1.5:1 ratio roller rocker arms with .150" offset intake pushrod cup (not included)
  • Uses M-6505-B304 exhaust valve and M-6507-A304 intake valve (not included)
  • Raised exhaust port exit, custom headers may be required
  • Check your intake manifold for port match; not all intakes are compatible due to the tall high-flow ports. Does not fit M-9424-Z51/-Z51P 
  • Requires M-9439-ZP Intake manifold gasket
  • Uses Felpro® exhaust gasket part number 1487
  • Felpro® VS13264T valve cover gasket recommended
  • Check piston to valve clearance including radial valve clearance before installing these cylinder heads on your engine
  • Uses Felpro® exhaust gasket part number 1487
Part Type
Engine: Cylinder Heads
Warranty Availability
Not Available
Packaged Dimensions
8" x 24" x 8
Packaged Weight
24 lb(s)
UPC Code
Catalog Page Number
Country of Origin
United States