Ford Small Block gen. II "Windsor" 289K (1963)
gr.jpg
gb.jpg

Home » Racing Engines » Ford Windsor 289K

Specifications

Ford Small Block gen. II "Windsor" 289K HiPo, V8 (90o), 4 stroke, petrol engine
Introduced in 1963
Click here and here

Dimensions

Cylinders arrangement: V8 with 90ยบ included angle
Strokes: 4
Bore x Stroke: 101.6 x 72.9 mm
Capacity: 4727cc, 289ci

GT40
Bore x Stroke: 101.7 x 72.9 mm
Capacity: 4736cc, 289ci

Construction materials

cast iron block 208.4 mm deck height, 111.25 mm bore spacing
cast iron head. Click here
BLOCK IDENTIFICATION (Source)
Part Number Description
C3OE-6015-B Five-Bolt bellhousing
C4OE-6015-B Five-Bolt bellhousing
C4OE-6015-C Five-Bolt bellhousing
C4OE-6015-F Five-Bolt bellhousing
C5AE-6015-A Six-Bolt bellhousing
(Aug. 1964-up)
C5AE-6015-E Six-Bolt bellhousing

1M nodular cast-iron cross plane crankshaft with 5 main bearings 57.15 mm diameter, and 53.92 mm big end journal diameter. Click here and here and here
C3AE steel connecting rod with 130.9 mm distance center to center
aluminium alloy piston 41.1 mm compression height

Cylinder-head

side C3OZ camshaft with overhead valves (OHV)
2 valves per cylinder - 16 valves total
Year Casting number Combustion chamber (cc) Inlet valve Inlet port Exhaust valve Exhaust port
1963 C3OE 49.2 steel,
42.4mm diameter
stainless steel,
35.3mm diameter
1964 C4OE-B, C5OE-A, and C5AE-E 54.5 steel,
45.2mm diameter,
123.52 mm length,
8.69 mm stem diameter
square shaped 26.4 x 49.3 stainless steel,
36.8mm diameter
square shaped 25.4 x 31.5

stainless steel exhaust valves: 37.2/39.37 mm diameter, 129 mm length, 8.66 mm stem diameter
stainless steel exhaust valves: 40.64 mm diameter, 124.7 mm length, 8.66 mm stem diameter
Manganese-Bronze valve's guides, 14.15 mm outer diameter

Aspiration

Natural with 4 x Weber Carburetors:

  • Weber 48 IDM
  • Weber 48 IDA

Ignition

Autolite BF-42 spark plugs
Hi-Po: BF-32 spark plugs
Firing order, 1-5-4-2-6-3-7-8
3 x Bendix electric fuel pumps, 12-volt coil, centrifugal timing control
ford302-firing-order.jpg Source

Cooling and lubrication

Water cooled
Full flow filter
dry sump with oil cooler, oil capacity 11 lt

Torque values

Click here
Fastener Type Torque Spec
Main cap bolts 60-70 ft-lbs
Outer main cap bolts 35-40 ft-lbs.
Connecting rod bolts (40-45 ft-lbs. for 289 HP & Boss 302)
Cylinder head bolts 65-72 ft-lbs.
Rocker arms 17-23 ft-lbs.
Intake manifold bolts 23-25 ft-lbs
Oil pump bolt 23-28 ft-lbs.
Cam bolts 40-45 ft-lbs.
Cam thrust plate bolts 8-10 ft-lbs.
Harmonic damper bolts 70-90 ft-lbs.
Flywheel / flex-plate bolts 75-85 ft-lbs.
Pressure plate bolts 35 ft-lbs.
Front cover bolts 12-15 ft-lbs.
attachment.php?attachmentid=33444&stc=1&d=1298488828 Source

Models used and Output

Year Model, Engine Induction Compression ratio Power Torque
1962 Shelby Cobra 4 x Weber 48 IDM 11.6:1 360 bhp / 269 KW @ 6500 rpm 432 Nm / 319 ft lbs @ 4000 rpm
1963 Lola Mk 6 GT 4 x Weber 48 IDM 12.0:1 400 bhp / 298 kW 462 Nm / 341 ft lbs
1963 Shelby Cobra 289 Coupe Daytona 4 x Weber 48 IDM 10.8:1 390 bhp / 291 KW @ 6750 rpm 462 Nm / 341 ft lbs @ 4000 rpm
1964 Ford GT40 4 x Weber 48 IDA 10.0:1 385 bhp / 287 kw @ 7000 rpm 423 Nm / 312 ft lbs @ 5000 rpm
1964 Lotus 30 4 x Weber 48 IDM 11.0:1 360 bhp / 269 KW @ 6500 rpm 432 Nm / 319 ft lbs @ 4000 rpm
1964 Shelby Cobra 4 x Weber 48 IDM 10.8:1 390 bhp / 291 KW @ 6750 rpm 462 Nm / 341 ft lbs @ 4000 rpm
1965 Lola T70 4 x Weber 48 IDM 10.8:1 390 bhp / 291 KW @ 6750 rpm 462 Nm / 341 ft lbs @ 4000 rpm
1965 Lotus 19B 4 x Weber 48 IDM 11.6:1 360 bhp / 269 KW @ 6500 rpm 432 Nm / 319 ft lbs @ 4000 rpm
1965 Maserati Tipo 64 4 x Weber 48 IDM 11.6:1 360 bhp / 269 KW @ 6500 rpm 432 Nm / 319 ft lbs @ 4000 rpm
1968 Ford GT40 4 x Weber 48 IDA 10.6:1 425 bhp / 317 KW @ 6000 540 Nm / 398 ft lbs @ 4750 rpm
world-man-o-war-ford-9500-block-custom.jpg Source
Aluminium block Ford 302 with 9.5" deck heighthipo16.jpg Source
interchange15.gif Source
chamber_large_valve.JPG Source
weber48IDA.jpg Source
Unless otherwise stated, the content of this page is licensed under Creative Commons Attribution-ShareAlike 3.0 License