International Harvester industrial tractors

International Harvester TD-7E

The International Harvester TD-7E is a bulldozer produced from 1974 to 1978. It features a 70 hp (gross) International Harvester D-239 3.9L 4-cylinder liquid-cooled diesel engine with direct injection. The tractor uses a 3-speed full power shift transmission and a crawler drive with spur gear final drives. It has a four-post ROPS for operator safety. The TD-7E has a fuel tank capacity of 30 gallons (113.6 L) and hydraulic system pressure of 2000 psi with a pump flow of 13.5 gpm. Dimensions include a length of 107.4 inches (272 cm) without blade and 145.6 inches (369 cm) with blade, width of 64 inches (162 cm), and height of 100.9 inches (256 cm). The shipping weight is 14,200 lbs (6441 kg). Electrical system includes a 12-volt alternator charging at 22 amps, with two 6-volt batteries rated at 135 AH. Attachments include front-mount blades such as the 90" International G7H and the 101.6" International 7G2. The TD-7E succeeded the TD-7C model.

Power-

Founded-

ModelTD-7E

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Technical Specifications

Detailed specifications and technical data for International Harvester TD-7E

Power

Engine (net)	65 hp (48.5 kW)
Engine (gross)	70 hp (52.2 kW)

Engine

Type	diesel
Model	International Harvester D-239
Cooling	liquid-cooled
Starter	electric
Cylinders	4-cylinder
Fuel tank	30 gal (113.6 L)
Rated RPM	2500
Air cleaner	dry
Bore/Stroke	3.875x5.060 inches (98 x 129 mm)
Compression	16:1
Fuel system	direct injection
Power (net)	65 hp (48.5 kW)
Displacement	239 ci (3.9 L)
Oil capacity	11 qts (10.4 L)
Power (gross)	70 hp (52.2 kW)
Starter volts	12
Coolant capacity	27.5 qts (26.0 L)

Dimensions

Gauge	52 inches (132 cm)
Width	64 inches (162 cm)
Length	107.4 inches (tractor) (272 cm)
Height (ROPS)	100.9 inches (256 cm)
Shipping weight	14200 lbs (6441 kg)
Ground clearance	12 inches (30 cm)
Length with blade	145.6 inches (with blade) (369 cm)

Electrical

Batteries	2
Battery AH	135
Battery volts	6
Charging amps	22
Charging volts	12
Charging system	alternator

Hydraulics

Pressure	2000 psi (137.9 bar)
Pump flow	13.5 gpm (51.1 lpm)

Mechanical

Drive	crawler
Safety	Four-post ROPS
Final drives	spur gear

Production

Type	Bulldozer
Years made	1974 - 1978
Manufacturer	International Harvester

Attachments

Blade	Yes
90" Blade	International G7H, front-mount, 90 inches width (228 cm), 29.9 inches height (75 cm), 39.2 inches lift (99 cm), 13.8 inches cut (35 cm)
101.6" Blade	International 7G2, front-mount, 101.6 inches width (258 cm), 27.3 inches height (69 cm), 49.7 inches lift (126 cm), 14 inches cut (35 cm)

Transmission