Bare Head Features

For assembled head see M-6049-Z304DA 
• Fits 302/351 Windsor engines
  
• This cylinder head was designed using Solid Modeling Technology
• Cast from prime A356 T6 aluminum
• Heads are cast with high-flow ports
• 20 degree inline valves
• Suggested valve sizes: 2.02" intake and 1.60" exhaust
• Requires competition valve job and bowl blending
• Steel alloy intake and exhaust valve seats installed (no valve job)
• Manganese-bronze valve guides installed with semi-finished ID
• 63cc CNC'd combustion chamber
• Intake port volume as cast: 204cc
• Exhaust port volume as cast: 85cc
• Bare head weighs 27 lbs.
• Accepts both tapered seat and gasket style 14mm spark plugs (Motorcraft AGSP-32-PP, Autolite 3924, 3925)
• Requires guide plate M-6566-Z304D (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 
• Uses Felpro® exhaust gasket part number 1487
• Felpro® VS13264T valve cover gasket recommended