International Harvester 434
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| Production | |
| Manufacturer | International Harvester |
| Utility tractor | |
| Factories | Bradford, England |
| Louisville, Kentucky, USA | |
| International Harvester 434 Engines | |
| International Harvester 2.5L 4-cyl diesel | |
| International Harvester 2.5L 4-cyl gasoline | |
| Fuel tank | 12.7 gal 48.1 L |
 Engine details ... | |
| International Harvester 434 Power | |
| Engine | 43 hp 32.1 kW |
| Mechanical | |
| Two-wheel drive | |
| Manual steering | |
| Open operator station. |
| Hydraulics | |
| Type | open center |
| Pump flow | 7.0 gpm 26.5 lpm |
| Tractor hitch | |
| Rear lift | 2579 lbs 1169 kg |
| Power Take-off (PTO) | |
| Rear PTO Type | 540 (1.375) |
| Dimensions & Tires | |
| Wheelbase | 76.38 inches 194 cm |
| Weight | 4630 lbs 2100 kg |
| Front tire | 7.50-16 |
| Rear tire | 12.4-32 |
 Full dimensions and tires ... | |
| 434 Serial Number Location | |
 | |
| Serial number plate on the right side of the 434 frame. |
| 434 Serial Numbers | |
| 1966 | 501 (diesel) |
| 1967 | 8593 (diesel) |
| 1968 | 16435 (diesel) |
| 1969 | 22080 (diesel) |
| 1970 | 22887 (diesel) |
| 1971 | 31618 (diesel) |
| Final | 31697 (diesel) |
| 1966 | 501 (gasoline) |
| 1967 | 1050 (gasoline) |
| 1968 | 1963 (gasoline) |
| 1969 | 2441 (gasoline) |
| 1970 | 2952 (gasoline) |
| Final | 3359 (gasoline) |
FAQ: How to read a serial number table. | |
| Electrical | |
| Ground | positive |
| Charging system | Lucas generator |
| Charging amps | 50 |
| Battery CCA | 1000 |
| References | |
 | |
| World Wide Farm Equipment Buyer's Guide published in 1968, by International Harvester* | |
| *Publication contains known errors. |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on January 19, 2025 |