International Harvester 423
The International Harvester 423 is a tractor produced by International Harvester. It is equipped with a 154.8 ci 2.5 L engine. The rated power output is 38 hp 28.3 kW. Transmission: 12 forward and 3 reverse. Operating weight: 4443 lbs 2015 kg.
Engine Power
38 hp
28.3 kW
Fuel & Capacities
15.9 gal
60.2 L
Transmission
12 forward and 3 reverse
Operating Weight
4443 lbs
2015 kg
International Harvester 423 Serial Number & Year Decoder
Find the exact manufacture year of your tractor by checking your chassis serial number below.
Where to Find the Serial NumberThe serial number plate is commonly located on the front frame, tractor transmission housing (right side), or instrument panel badge.
Overview
![]() | 1966 - 1975
Utility tractor |
|---|---|
1966 - 1975 | |
Utility tractor | |
Production | |
|---|---|
Manufacturer | International Harvester |
Utility tractor | |
Built in Neuss, Germany | |
International Harvester 423 Engine | |
|---|---|
International Harvester 2.5L 3-cyl diesel | |
Engine details ... |
International Harvester 423 Power | |
|---|---|
Engine (gross) | 40 hp
29.8 kW |
Engine (net) | 38 hp
28.3 kW |
Mechanical | |
|---|---|
Two-wheel drive | |
Differential lock | mechanical rear |
Capacity | |
|---|---|
Fuel | 15.9 gal
60.2 L |
Hydraulic system | 3.4 gal
12.9 L |
Hydraulics | |
|---|---|
Capacity | 3.4 gal
12.9 L |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Rear lift | 3880 lbs
1759 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 75.6 inches
192 cm |
Weight | 4443 lbs
2015 kg |
Front tire | 6.00-16 |
Rear tire | 12.4/11-28 |
Full dimensions and tires ... | |
References | |
|---|---|
![]() | |
World Wide Farm Equipment Buyer's Guide published in 1968, by International Harvester* | |
International 423 published in 1967, by International Harvester | |
*Publication contains known errors. |
Engine
Engine Detail — 154.8 ci / 2.5 L Diesel
Manufacturer | International Harvester D-155 |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 154.8 ci
2.5 L |
Bore/Stroke | 3.87x4.37 inches
98 x 111 mm |
Power (net) | 38 hp
28.3 kW |
Power (gross) | 40 hp
29.8 kW |
Air cleaner | dry |
Compression | 16:1 |
Rated RPM | 1900 |
Starter volts | 12 |
Oil capacity | 6.9 qts
6.5 L |
Coolant capacity | 13.7 qts
13.0 L |
Transmission
Transmission options | |
|---|---|
8-speed gear | |
12-speed creeper |
Transmission — 8 forward and 2 reverse gear
Type | gear |
Gears | 8 forward and 2 reverse |
Clutch | 254mm dry disc |
Oil capacity | 36.5 qts
34.5 L |
![]() | |
Transmission | |
Type | creeper |
Gears | 12 forward and 3 reverse |
Dimensions
International Harvester 423 Tires | |
|---|---|
Ag front | 6.00-16 |
Ag rear | 12.4/11-28 |
Ag front | 5.50-16 |
7.50-16 | |
Ag rear | 9-32 |
12-28 | |
9-36 | |
11-32 | |
11-36 | |
Dimensions | |
|---|---|
Wheelbase | 75.6 inches
192 cm |
Length | 121.6 inches
308 cm |
Width | 64 inches
162 cm |
Height | 61 inches
154 cm |
Weight | 4443 lbs
2015 kg |
Ground clearance | 15 inches
38 cm |
Front tread | 48 to 73.2 inches
121 to 185 cm |
Rear tread | 50.4 to 74 inches
128 to 187 cm |
Photos
International Harvester 423 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for International Harvester 423.
Converted Equivalents:
Horsepower (HP)38 hp
Kilowatts (kW)28.3 kW
Metric Horsepower (PS / CV)38.5 PS
Related models
International Harvester 353
- Power:
- 38
- Production years:
- 1967 - 1972
International Harvester B-275
- Power:
- 38
- Production years:
- 1958 - 1968
International Harvester 276
- Power:
- 37.5
- Production years:
- 1966 - 1971
International Harvester B-276
- Power:
- 37.5
- Production years:
- 1966 - 1971
International Harvester 240
- Power:
- 38.5
- Production years:
- 1958 - 1962








