Cylinder head is a replacement for stock 1961-76 Ford 390-427-428 heads. Complete assembly includes stainless steel 2.09" intake and 1.66" exhaust valves, heavy-duty valve springs, steel retainers, keepers, and bronze valve guides. Large valves will clear 4.050" bores on 390 engines. The 390-428 head has vertical and diagonal exhaust bolt patterns. The 427 head has vertical exhaust bolt pattern only. Sold individually, bare or completely assembled.
- Cylinder Head Style:
- Assembled
- Cylinder Head Material:
- Cast aluminum
- Cylinder Head Finish:
- Natural
- CNC-Machined Combustion Chamber:
- Yes
- Combustion Chamber Volume (cc):
- 76cc
- Combustion Chamber Style:
- Heart
- CNC-Machined Intake Runner:
- No
- Intake Runner Volume (cc):
- 170cc
- Intake Port Shape:
- Rectangular
- Intake Port Location:
- Standard
- Intake Valve Angle:
- 13 degree
- CNC-Machined Exhaust Runner:
- No
- Exhaust Runner Volume (cc):
- 125cc
- Exhaust Port Shape:
- Square
- Exhaust Port Location:
- Standard
- Exhaust Valve Angle:
- 13 degree
- Intake Valves Included:
- Yes
- Intake Valve Diameter (in.):
- 2.090 in.
- Exhaust Valves Included:
- Yes
- Exhaust Valve Diameter (in.):
- 1.660 in.
- Valve Type:
- Stainless
- Maximum Valve Lift (in.):
- 0.600 in.
- Valve Springs Included:
- Yes
- Valve Spring Type:
- Single w/Damper
- Outside Diameter of Outer Spring (in.):
- 1.550 in.
- Valve Guides Included:
- Yes
- Valve Guide Material:
- Manganese bronze
- Valve Seats Machined:
- Yes
- Valve Seat Material:
- Ductile iron
- Valve Seat Machine Style:
- 3-angle
- Retainers Included:
- Yes
- Retainer Material:
- Steel
- Valve Stem Seals Included:
- Yes
- Valve Stem Seal Style:
- Positive stop
- Locks Included:
- Yes
- Lock Style:
- 7 degree steel
- Camshaft Style:
- Hydraulic flat tappet
- Spark Plug Style:
- Angled
- Guideplates Included:
- No
- Guideplate Pushrod Size:
- N/A
- Rocker Arm Studs Included:
- No
- Rocker Arm Nut Thread Size:
- N/A
- Accessory Bolt Holes Drilled:
- Yes
- Valve Cover Mounting Style:
- Perimeter bolt
- Heat Crossover:
- No
- Steam Holes Drilled:
- No
- Oiling Style:
- Through head
- Machined for O-Ring:
- No
- Quantity:
- Sold individually.
- Make:
- Ford
- Engine Family:
- Ford big block FE
- Engine Sizes:
- 5.9L/360-7.0L/431
- Years:
- 1961-1980
