John Deere H tractor specifications

1939 - 1947

1939 - 1947 Two-Cylinder Letter SeriesRow-Crop tractor

Production

Production Manufacturer:John Deere
Type:Row-Crop tractor
Factory:Waterloo, Iowa, USA
Total built:58,584 (total)
978 (HN)
133 (HWH)
31 (HNH)
Original price:$650 (1947 )

John Deere H Power

John Deere H Power Drawbar (claimed):12 hp
8.9 kW
Belt (claimed):14 hp
10.4 kW
Plows:1 (16-inch)
Drawbar (tested):12.48 hp
9.3 kW
Belt (tested):14.84 hp
11.1 kW
power test details ...

1939 - 1947

Two-Cylinder Letter Series

Row-Crop tractor

Nebraska Tractor Test 312

Nebraska Tractor Test 312
Distillate 3-speed 2WD October 311938, - October 10, 1938 Link: Nebraska Tractor Test 312 file
Belt power (max):	14.84 hp 11.1 kW
Belt fuel use (max):	1.3 gal/hour 4.9 l/hour
Drawbar performance
Max power:	12.48 hp 9.3 kW
Gear 2 used for power test.
Max pull:	1,839 lbs 834 kg
Gear 1 used for pull test.

John Deere H Engine

John Deere H Engine John Deere 1.6L 2-cyl kerosene Fuel tank:7.5 gal
28.4 L
Aux. fuel:0.875 gal
3.3 L
Engine details ...

1939 - 1947

Two-Cylinder Letter Series

Row-Crop tractor

Engine Detail

Engine Detail
John Deere
kerosene
2-cylinder
liquid-cooled
Displacement:	99.7 ci 1.6 L
Bore/Stroke:	3.56x5.00 inches 90 x 127 mm
Air cleaner:	oil bath
Compression:	4.75 : 1
Rated RPM:	1400
Firing order:	1-2
Starter:	hand-crank
	electric*Electric start became available as an option in 1941, tractor serial number 27000.
Starter volts:	6
Oil capacity:	4.5 qts 4.3 L
Coolant capacity:	22 qts 20.8 L
Sparkplug gap:	0.030 inches 0.762 mm

Mechanical

Mechanical Chassis:4x2 2WD
Steering:manual
Cab:Open operator station.
Transmission:3-speed gear
Transmission details ...

1939 - 1947

Two-Cylinder Letter Series

Row-Crop tractor

Transmission

Transmission
Transmission:	John Deere
Type:	gear
Gears:	3 forward and 1 reverse
Clutch:	dry disc

Speeds

Speeds

Dimensions & Tires

Dimensions & Tires Weight:2080 lbs
943 kg
Front tire:4.00-15
Rear tire:8-32
Full dimensions and tires ...

1939 - 1947

Two-Cylinder Letter Series

Row-Crop tractor

John Deere H Tires

John Deere H Tires
Ag front:	4.00-15
Ag rear:	8-32

Dimensions

Dimensions
Length:	111.25 inches 282 cm
Width:	79 inches 200 cm
Height:	52 inches 132 cm
Shiping weight:	2080 lbs 943 kg
Ballasted weight:	3035 lbs 1376 kg
Rear tread:	44 to 80 inches 111 to 203 cm

H Serial Numbers

H Serial Numbers Location:Left side near flywheel until 1941. Then on right side in front of pulley. Production years shown.
photo of H serial number
1939:1000
1940:10000
1941:20615
1942:35699
1943:44754
1944:45642
1945:47796
1946:53327
1947:58614
Final:61116

how to read serial numbers...