McCormick-Deering W-4

The McCormick-Deering W-4 is a tractor produced by Mccormick Deering. It is equipped with a 152.1 ci 2.5 L engine. Transmission: 5 forward and 1 reverse. Operating weight: 3050 lbs 1383 kg.

Overview

	1939 - 1952 Standard-tread tractor

Production
Manufacturer	McCormick-Deering (a part of International Harvester)
Standard-tread tractor
Built in Rock Island, Illinois, USA
Total built	24,377
Original price	$1,900
The W-4 is the "regular" or standard-tread version of the Farmall H.

Variants
H	row-crop
I-4	industrial
O-4	orchard

McCormick-Deering W-4 Transmission
5-speed sliding gear
Transmission details ...

McCormick-Deering W-4 Power
Drawbar (claimed)	22.5 hp 16.8 kW
Belt (claimed)	24.9 hp 18.6 kW
Drawbar (tested)	23.97 hp 17.9 kW
Belt (tested)	26.21 hp 19.5 kW
Performance test details ...

Mechanical
Two-wheel drive
Manual steering
Differential mechanical external contracting band brakes
Open operator station.

Power Take-off (PTO)
Rear PTO	transmission
Rear PTO Type	540
Engine RPM	540@1650

Dimensions & Tires
Wheelbase	66.75 inches 169 cm
Weight	3050 lbs 1383 kg
Front tire	5.50-16
Rear tire	12-26
Full dimensions and tires ...

Belt Pulley
Diameter	9.75 inches 24 cm
Width	7.50 inches 19 cm
RPM	1019
Speed	2601 ft/min 792.78 meters/min

Electrical
Ground	positive
Charging system	generator
Charging amps	11
Battery volts	6

References
Farmall Letter Series Tractors by Lee Klancher
Three New McCormick-Deering Standard Tractors published in 1940, by International Harvester
McCormick-Deering Standard Tractors published in 1946, by International Harvester
McCormick Standard Tractors published by International Harvester
Operator's Manual McCormick W-4 (5097) published in 1937
General Line Catalog published in 1949, by International Harvester

Engine

Engine options
International Harvester 2.5L 4-cyl distillate
International Harvester 2.5L 4-cyl gasoline

Engine Detail — 152.1 ci / 2.5 L

Manufacturer	International Harvester
Configuration	4-cylinder, liquid-cooled vertical I-head
distillate
Displacement	152.1 ci 2.5 L
Bore/Stroke	3.375x4.25 inches 86 x 108 mm
Air cleaner	oil bath
Compression	4.75:1
Rated RPM	1650
Idle RPM	400-1815
Firing order	1-3-4-2
Starter volts	6
Coolant capacity	18 qts 17.0 L
Sparkplug gap	0.023 inches 0.584 mm
Intake valve clearance	0.017 inches (hot) 0.432 mm
Exhaust valve clearance	0.017 inches (hot) 0.432 mm
Oil capacity	6 qts 5.7 L

McCormick-Deering W-4 Engine

Engine Detail — 152.1 ci / 2.5 L Gasoline

Manufacturer	International Harvester
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled vertical I-head
Displacement	152.1 ci 2.5 L
Bore/Stroke	3.375x4.25 inches 86 x 108 mm
Air cleaner	oil bath
Compression	5.9:1
Rated RPM	1650
Idle RPM	400-1815
Firing order	1-3-4-2
Starter volts	6
Coolant capacity	18 qts 17.0 L
Sparkplug gap	0.023 inches 0.584 mm
Intake valve clearance	0.017 inches (hot) 0.432 mm
Exhaust valve clearance	0.017 inches (hot) 0.432 mm
Oil capacity	6 qts 5.7 L

Transmission

Transmission — 5 forward and 1 reverse sliding gear

Type	sliding gear
Gears	5 forward and 1 reverse
Clutch	dry disc
Oil capacity	24 qts 22.7 L
With 12-26 rear tires.

Dimensions

McCormick-Deering W-4 Tires
Ag front	5.50-16
	6.00-16
Ag rear	12-26
	13-26
Ag front	22-inch steel
Ag rear	40-inch steel

Dimensions
Wheelbase	66.75 inches 169 cm
Length	114 inches 289 cm
Width	65.25 inches 165 cm
Height (steering wheel)	62.75 inches 159 cm
Height (hood)	51.9 inches 131 cm
Shipping weight	3050 lbs 1383 kg
Clearance (front axle)	15.125 inches 38 cm
Front tread	45.875 inches 116 cm
Rear tread	52 inches 132 cm

Tests

Tractor Tests
NTTL 342: distillate 5-speed 2WD
NTTL 353: gasoline 5-speed 2WD

Nebraska Tractor Test 342
Distillate 5-speed 2WD May 9 - 25, 1940 Link: Nebraska Tractor Test 342 file
Belt power (max)	23.11 hp 17.2 kW
Belt fuel use (max)	2.0 gal/hour 7.6 l/hour
Drawbar performance
Max power	21.38 hp 15.9 kW
Gear 2 used for power test.
Max pull	3,297 lbs 1495 kg
Gear 1 used for pull test.

Nebraska Tractor Test 353
Gasoline 5-speed 2WD September 16 - 20, 1940 Link: Nebraska Tractor Test 353 file
Belt power (max)	26.21 hp 19.5 kW
Belt fuel use (max)	2.3 gal/hour 8.7 l/hour
Drawbar performance
Max power	23.97 hp 17.9 kW
Gear 2 used for power test.
Max pull	3671 lbs 1665 kg
Gear 1 used for pull test.

Photos

McCormick-Deering W-4 left-side profile.

McCormick-Deering W-4 right-side profile.

McCormick-Deering W-4 operator station and controls.