McCormick-Deering WD-6: all source data

All 49 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
Manufacturer	McCormick-Deering (a part of International Harvester)
(no label)	Standard-tread tractor
(no label)	Built in Rock Island, Illinois, USA

Engine
(no label)	International Harvester 4.1L 4-cyl diesel
Fuel tank	21 gal \| 79.5 L
Aux. fuel	0.88 gal \| 3.3 L

Transmission
(no label)	5-speed gear

Power
Drawbar (claimed)	31.4 hp \| 23.4 kW
Belt (claimed)	36.4 hp \| 27.1 kW
Drawbar (tested)	31.02 hp \| 23.1 kW
Belt (tested)	34.75 hp \| 25.9 kW

Mechanical
(no label)	Two-wheel drive
(no label)	Manual steering
(no label)	Open operator station.

Pto
Rear PTO	transmission
Rear PTO Type	540

Dimensions
Wheelbase	76 inches \| 193 cm
Weight	4350 lbs \| 1973 kg
Front tire	22.50-4
Rear tire	42-10

Belt pulley
Diameter	11 inches \| 27 cm
Width	7.5 inches \| 19 cm
RPM	899
Speed	2588 ft/min \| 788.82 meters/min

Engine

Engine detail
(no label)	International Harvester
(no label)	diesel
(no label)	4-cylinder
(no label)	liquid-cooled vertical I-head
Displacement	247.7 ci \| 4.1 L
Bore/Stroke	3.875x5.25 inches \| 98 x 133 mm
Compression	14.2:1
Rated RPM	1450
Firing order	1-3-4-2
Coolant capacity (Coolant)	27 qts \| 25.6 L

Transmission

Transmission
Type	gear
Gears	5 forward and 1 reverse
Clutch	279.4mm mechanical dry disc

Dimensions

Tires
Ag front	22.50-4 (steel)
Ag rear	42-10 (steel)
Ag front	6.50x16
Ag rear	13.5x24

Dimensions
Wheelbase	76 inches \| 193 cm
Length	124.4 inches \| 315 cm
Width	63 inches \| 160 cm
Height	90 inches \| 228 cm
Height (hood)	59 inches \| 149 cm
Shipping weight	4350 lbs \| 1973 kg
Front tread	46.75 inches \| 118 cm
Rear tread	53 inches \| 134 cm