428-4V Non-Ram air Specifications
- General Specifications -
( all figures taken from original Ford literature. )
VIN letter code : Q

Displacement : 428 CID ( 7 Litres )

Engine ID Tag code : 420A  

Engine type : 8 cylinder - 90 degree, OHV

Foundry group : Ford-Edsel ( FE )

Engine block casting # : C7AE-6015-C or F or C8AE-6015-R or C8ME ( These numbers includes SCJ )

Bore : 4.132"

Stroke : 3.984"

Engine crankcase : 6 quarts  (includes 1 quart required for oil filter replacement.)

Horsepower (Gross) : 335Bhp @ 5,200 rpm

Torque : 440 lbs./ft. @ 3,400 rpm

Compression ratio : 10.6 to 1

Fuel required : Premium (at least 99.8 octane*)

Carburetor : Holley ( 4V ) 735 cfm

Carburetor casting # : ( A/T ) : D0ZF-9510-AB or AD-H-T ***
                                  ( M/T ) : D0ZF-9510-AA or AC-G-U ***

Engine firing order : 1-5-4-2-6-3-7-8

Intake manifold : (Cast iron) Casting # : C8OE-9425-C

Camshaft type : Hydraulic

Camshaft specs : Duration (int.) : 270 degrees
                          Duration (exh.) : 290 degrees
                          Lift (lobe/int.) : .278"
                          Lift (lobe/exh.) : .283"
                          Lift (valve/int.) : .481"
                          Lift (valve/exh.) : .490"
                          Overlap : 36 degrees

Cylinder head specs : Casting # : C8OE-6090-N
                                 Combustion chamber (volume) : 72.8cc -75.8cc (quench type)
                                 Valve diameter : (intake) 2.082" - 2.097"  (exhaust) 1.645" - 1.660"
                                 Port size ( WxH ) : (intake) 1.34" X 2.34"  (exhaust) 1.28" X 1.84"
                                 Valve train : Hydraulic shaft type
Notes: 16 bolt holes for exhaust manifold on each head. Each exhaust port is also threaded for emissions.


Distributor specs : Casting # : ( A/T ) : D0ZF-12127-G
                                              ( M/T ) : D0ZF-12127-C
                             Ignition timming : 6 degrees (point gap: .016 -.017")
                             Distributor type : Single - point set vacuum advance ( A/T only )
                                                         Dual - point set vacuum advance ( M/T only )

Spark plugs : Autolite BF-32 (gap: .032"- .036")

Exhaust manifold : Casting # : (Left side) C8OE-9431-B ***
                                               (Right side) C9OE-9430-D *** ( No spacer required )

Rpm governor limit : 6050 - 6150 rpm ( available with S/T only )

Emissions controls : Thermactor
       (50 states)        

Exhaust system : Dual exhaust

Normal oil pressure : 35-60 psi @ 2000 rpm

Dimensions : 30"L x 27"W x 24"(less air cleaner & exhaust)

Nominal weight : 610 lbs**


- Footnotes & Remarks -

* Octane as rated by the Research Method.
** Less alt., starter, fan, belts, & air cleaner.
*** Includes SCJ