International Harvester 745

The International Harvester 745 is a tractor produced by International Harvester. It is equipped with a 238.65 ci 3.9 L engine. The listed engine power is Diesel (listed): 72 hp / 53.7 kW. Transmission: IH Synchron. Operating weight: 6724 to 8422 pounds.

Engine Power

Diesel (listed): 72 hp / 53.7 kW

Fuel & Capacities

28 gal 106.0 L

Transmission

IH Synchron

Operating Weight

6724 to 8422 pounds

Overview

	1980 - 1989

Production
Manufacturer	International Harvester
Built in Neuss, Germany

Variants
745S	ROPS
745XL	Cab

International Harvester 745 Engine
International Harvester 3.9L 4-cyl diesel
Fuel tank	28 gal 106.0 L
Engine details ...

International Harvester 745 Power
Engine	72 hp 53.7 kW

Mechanical
Two- or four-wheel drive
Four-post ROPS. Cab with heat on 745 XL.

Hydraulics
Pump flow	7.9 gpm 29.9 lpm

Tractor hitch
Rear Type	II
Control	position and lower-link draft control.
Rear lift	6945 lbs 3150 kg

Power Take-off (PTO)
Rear PTO	live
Rear PTO Type	540
	540/1000 OptOptional

Dimensions & Tires
2WD Wheelbase	87.6 inches 222 cm
4WD Wheelbase	86.2 inches 218 cm
Weight	6724 to 8422 pounds
Front tire	7.50-18
2WD Rear tire	16.9R34
Full dimensions and tires ...

Electrical
Charging system	alternator
Charging amps	33
Battery volts	12
Battery AH	88

Engine

Engine Detail — 238.65 ci / 3.9 L Diesel

Manufacturer	International Harvester D-239
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	238.65 ci 3.9 L
Bore/Stroke	3.875x5.06 inches 98 x 129 mm
Power	72 hp 53.7 kW
Rated RPM	2300
Torque	185.1 lb-ft 251.0 Nm
Torque RPM	1600
Starter volts	12
Oil capacity	9.5 qts 9.0 L
Oil change	200 h

Transmission

Transmission options
16-speed two-speed power shift
8-speed gear
16-speed creeper

Transmission — IH Synchron

Transmission	IH Synchron
Type	two-speed power shift
Gears	16 forward and 8 reverse
Four gears in two ranges, plus reverse range, with two-speed power shift.
With 16.9R34 rear tires.

Transmission — 8 forward and 4 reverse gear

Type	gear
Gears	8 forward and 4 reverse
Four gears in two ranges, plus reverse range.
With 16.9R34 rear tires.

Transmission
Type	creeper
Gears	16 forward and 8 reverse

Dimensions

International Harvester 745 Tires
2WD Standard tires (ag)	Front: 7.50-18. Rear: 16.9R34
4WD Standard tires (ag)	Front: 12.4R24. Rear: 16.9R34

Dimensions
2WD Wheelbase	87.6 inches 222 cm
4WD Wheelbase	86.2 inches 218 cm
2WD Length	148.4 inches 376 cm
4WD Length	150 inches 381 cm
Width	80.3 inches 203 cm
Height (ROPS)	100 inches 254 cm
Height (cab)	105.1 inches 266 cm
2WD Ground clearance	19.1 inches 48 cm
4WD Ground clearance	15.9 inches 40 cm
2WD Front tread	52.9 to 71.8 inches 134 to 182 cm
4WD Front tread	64.8 to 71.4 inches 164 to 181 cm
Rear tread	62.2 to 78 inches 157 to 198 cm

International Harvester 745 Weight
2WD ROPS	6724 lbs 3050 kg
2WD Cab	7562 lbs 3430 kg
4WD ROPS	7584 lbs 3440 kg
4WD Cab	8422 lbs 3820 kg

Photos

International Harvester 745 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for International Harvester 745 based on its 72 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	3 to 4 Bottom (16")3 - 4 铧 (40 cm)	Heavy Duty	Suitable for medium loam and stubble turnover.
Rotary Cutter / MowerMowing & Clearing	7 to 8 ft (84-96 in)2.1 - 2.4 m	Heavy Duty	Heavy-duty twin spindle cutter for overgrown acreage.
Rotary TillerSeedbed Prep	78 to 84 in200 - 215 cm	Heavy Duty	Heavy commercial tiller with multi-speed gearbox.
Disc HarrowSecondary Tillage	7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙	Medium Duty	Field leveling and clod breaking behind plows.
Hay BalerHay & Forage	4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机	Heavy Duty	Silage and dry hay; 540 RPM PTO with slip-clutch.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for International Harvester 745.

Estimated Continuous Field Runtime: 7.5 hrs

Approximately 7.5 hours of continuous field operation at ~75% rated power on a full tank (28 gal / 106 L).

Estimated 75% Load Fuel Burn~3.7 gal/hr (14.2 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours