Farmall 300

The Farmall 300 is a tractor produced by Farmall. It is equipped with a 169 ci 2.8 L engine. The rated power output is 38.42 hp 28.6 kW. Transmission: Torque Amplifier. Operating weight: 5361 lbs 2431 kg.

Overview

	1954 - 1956 Row-Crop tractor
1954 - 1956
Row-Crop tractor

Production
Manufacturer	Farmall (a part of International Harvester)
Row-Crop tractor
Built in Rock Island, Illinois, USA
Total built	29,077
	170 (High-Clearance)
Original price was $2,900 in 1956

Variants
IH 300	utility tractor
Farmall 300 High-Clearance	high-crop tractor

Farmall 300 Engine
International Harvester 2.8L 4-cyl gasoline
Fuel tank	17 gal 64.3 L
Engine details ...

Farmall 300 Power
Plows	3
Drawbar (tested)	35.43 hp 26.4 kW
Belt (tested)	38.42 hp 28.6 kW
Performance test details ...

Mechanical
Two-wheel drive
Final drives	bull gear
Manual steering
Mechanical disc brakes
Open operator station.

Hydraulics
Type	open center
Valves	1 to 3

Tractor hitch
Type	IH Fast Hitch

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540 (1.375)

Dimensions & Tires
Wheelbase	92.25 inches (tricycle) 234 cm
	96 inches (wide-front) 243 cm
Weight	5361 lbs 2431 kg
Front tire	5.50-16
Rear tire	11-38
Full dimensions and tires ...

Electrical
Ground	positive
Battery volts	6

References
No. 31 Power Loader published by International Harvester
Farm Loaders published in 1962, by International Harvester
New McCormick Farmall 300 published in 1955, by International Harvester
300 Series Torque Amplifier Service Manual (GSS-1060)

Engine

Engine Detail — 169 ci / 2.8 L Gasoline

Manufacturer	International Harvester C169
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled
Displacement	169 ci 2.8 L
Bore/Stroke	3.5625x4.25 inches 90 x 108 mm
Air cleaner	oil bath
Compression	6.6:1
Rated RPM	1750
Idle RPM	900-1750
Starter volts	6
Coolant capacity	16.5 qts 15.6 L

Transmission

Transmission options
5-speed sliding gear
10-speed two-speed power shift

Transmission — 5 forward and 1 reverse sliding gear

Type	sliding gear
Gears	5 forward and 1 reverse

Transmission — Torque Amplifier

Transmission	Torque Amplifier
Type	two-speed power shift
Gears	10 forward and 2 reverse

Dimensions

Farmall 300 Tires
Ag front	5.50-16
Ag rear	11-38
Ag front	6.00-16
	7.50-16
Ag rear	10-38
	12-38
	13-38

Dimensions
Wheelbase	92.25 inches (tricycle) 234 cm
	96 inches (wide-front) 243 cm
Length	136 inches (tricycle) 345 cm
	140 inches (wide-front) 355 cm
Width	100 inches 254 cm
Height (steering wheel)	77.5 inches 196 cm
	88 inches (high-clearance) 223 cm
Weight	5361 lbs 2431 kg
Clearance (rear axle)	25.5 inches 64 cm
Bar rear axle	2.75 inch diameter 69 mm
Front tread	57 to 89.75 inches 144 to 227 cm
Rear tread	48 to 88 inches 121 to 223 cm
Rear tread	48 to 100 inches 121 to 254 cm

Tests

Tractor Tests
NTTL 538: gasoline 2WD
NTTL 573: LP-gas TA 2WD

Nebraska Tractor Test 538
Gasoline 2WD April 29 - May 2, 1955 Link: Nebraska Tractor Test 538 file
Belt power (max)	38.16 hp 28.5 kW
Belt fuel use (max)	3.4 gal/hour 12.9 l/hour
Drawbar performance
Max power	33.73 hp 25.2 kW
Gear 2 used for power test.
Max pull	5,650 lbs 2562 kg
Gear 1-TA used for pull test.

Nebraska Tractor Test 573
LP-gas TA 2WD May 9 - June 4, 1956 Link: Nebraska Tractor Test 573 file
Belt power (max)	38.42 hp 28.6 kW
Belt fuel use (max)	4.4 gal/hour 16.7 l/hour
Drawbar performance
Max power	35.43 hp 26.4 kW
Gear 3 used for power test.
Max pull	5576 lbs 2529 kg
Gear 1-TA used for pull test.

Attachments

Attachment overview
International Harvester 31 loader
International 33A loader

Photos

Farmall 300

Farmall 300 Hi-Clear

Farmall 300 Hi-Clear

Farmall 300

Farmall 300