302/351W "Z-HEAD" ALUMINUM 63CC W/7MM VALVES

302/351W "Z-HEAD" ALUMINUM 63CC W/7MM VALVES
M-6049-Z304D7
Retail
$820.00
Sold in Units of
Each (1)
Instruction Sheet
Not Available
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WARNING:
This part is designed and intended for competition use only or off-highway use only. It should not be installed on a vehicle that is driven on public roads and highways. Installation of this part on a vehicle driven on public roads and highways is likely to violate U.S. and Canadian laws and regulations relating to motor vehicle emissions.
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    For assembled head see M-6049-Z304DA7 
  • 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 7MM M-6505-B3047 exhaust valve and M-6507-A3047 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
Part Type
Engine: Cylinder Heads
Warranty Availability
Not Available
Package Dimensions
9.25" x 7" x 21.5"
Package Weight
26.6 lb(s)
UPC Code
756122235386
Country of Origin
United States