International Harvester TD-14A

The International Harvester TD-14A is a tractor produced by International Harvester. It is equipped with a 460.7 ci 7.6 L engine. Transmission: 6 forward and 2 reverse. Drive type: crawler. Operating weight: 15975 to 18300 pounds.

Overview

	1949 - 1958 Model year 1949-19551955-19561956-1958 Agricultural Crawler tractor

Production
Manufacturer	International Harvester
Agricultural Crawler tractor
Built in Melrose Park, Illinois, USA

International Harvester TD-14A Engine
International Harvester 7.6L 4-cyl diesel
Fuel tank	45 gal 170.3 L
Aux. fuel	1.33 gal 5.0 L
Engine details ...

International Harvester TD-14A Transmission
6-speed gear
Transmission details ...

International Harvester TD-14A Power
Drawbar (claimed)	60.5 hp 45.1 kW
Belt (claimed)	72 hp 53.7 kW
Drawbar (tested)	62.68 hp 46.7 kW
Belt (tested)	71.79 hp 53.5 kW
Performance test details ...

Mechanical
Drive	crawler
Contracting band brakes
Open operator station.

Power Take-off (PTO)
Rear PTO	optional
Rear PTO Type	540

Dimensions & Tracks
Weight	15975 to 18300 pounds
16-inch tracks
Full dimensions and tracks ...

Belt Pulley
Diameter	11.75 inches 29 cm
Width	11 inches 27 cm
RPM	875
Speed	2692 ft/min 820.52 meters/min

References
TD14A-422-2 Diesel Crawler Tractor and International Drott Skid-Shovel published by International Harvester
Crawler Tractors for Agriculture - Confidential Sales Manual published in 1951, by International Harvester
TD-14A Diesel Crawler published in 1950, by International Harvester

Engine

Engine Detail — 460.7 ci / 7.6 L Diesel

Manufacturer	International Harvester
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled vertical I-head
Displacement	460.7 ci 7.6 L
Bore/Stroke	4.75x6.50 inches 121 x 165 mm
Air cleaner	oil bath
Compression	15.5:1
Rated RPM	1400
Starter	gasoline-start
Starter volts	12
Oil capacity	16 qts 15.1 L
Coolant capacity	76 qts 71.9 L

Transmission

Transmission — 6 forward and 2 reverse gear

Type	gear
Gears	6 forward and 2 reverse
Clutch	dry disc

Dimensions

International Harvester TD-14A Tracks
Width	16 inches 40 cm
Length on ground	78.6 inches 199 cm
Area on ground	2516 in² 1.6 m²
Ground pressure	6.36 psi 0.4 bar
Width	18 inches 45 cm
Length on ground	78.6 inches 199 cm
Area on ground	2830 in² 1.8 m²

Dimensions
Length	134.1 inches 340 cm
Width	92.1 inches 233 cm
Height	90.3 inches 229 cm
Gauge	56 inches 142 cm
Gauge	74 inches 187 cm

International Harvester TD-14A Weight
Shipping	15975 lbs (narrow gauge) 7246 kg
	16825 lbs (wide gauge) 7631 kg
Operating	18300 lbs 8300 kg

Tests

Nebraska Tractor Test 445
Diesel 6-speed crawler June 26 - July 1, 1950 Link: Nebraska Tractor Test 445 file
Belt power (max)	71.79 hp 53.5 kW
Belt fuel use (max)	4.7 gal/hour 17.8 l/hour
Drawbar performance
Max power	62.68 hp 46.7 kW
Gear 2 used for power test.
Max pull	14,652 lbs 6646 kg
Gear 1 used for pull test.

Photos

Palma Contracting International TD-14A building the Bronx Expressway in 1952

International TD-14A with bulldozer blade.

International TD-14A with bulldozer blade.

International TD-14A with bulldozer blade.