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CYLINDER HEAD W/7MM VALVES (M-6049-Z304DA7)

302/351W "Z-HEAD" ALUMINUM - ASSEMBLED 63CC WITH 7MM VALVE
 
Our Price: $1,955.00


Availability: Usually Ships 24 to 48 Business Hours
Product Code: WR-6049-Z304DA7
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Description
 
302/351W Z-HEAD ALUMINUM - ASSEMBLED 63CC WITH 7MM VALVE
Fits 302/351 Windsor engines
Cast from prime A356 T6 aluminum
Heads are cast with high-flow ports
20 degree inline valves
Premium stainless steel lightweight 7MM 2.02" intake M-6507-D3047 and 1.60" M-6505-D3047 exhaust valves
Uses M-6513-BH conical style valve springs with machined retainers and machined valve locks. Most hydraulic cams can be used with these springs. 142# @ 1.750", 318lbs. @ 1.200" and CB @ 1.150"
Includes laser cut guide plates M-6566-Z304D for use with 5/16" pushrods and 7/16" rocker studs
Steel alloy intake and exhaust valve seats
Manganese-bronze valve guides
63cc CNC'd combustion chamber
Intake port volume as cast: 204cc
Exhaust port volume as cast: 85cc
Accepts both tapered seat and gasket style 14mm spark plugs (Motorcraft AGSP-32-PP, Autolite 3924, 3925)
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)
Raised exhaust port exit, custom headers may be required
Check piston to valve clearance including radial valve clearance before installing these cylinder heads on your engine
Uses Felpro® exhaust gasket part number 1487

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