Long 680 Engine
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| Engine Detail | |
| UTB | |
| diesel | |
| 4-cylinder | |
| liquid-cooled | |
| Displacement | 219.4 ci 3.6 L |
| Bore/Stroke | 4.02x4.33 inches 102 x 110 mm |
| Power | 64 hp 47.7 kW |
| Air cleaner | oil bath |
| Pre-heating | thermostart |
| Compression | 17:1 |
| Rated RPM | 2400 |
| Starter | electric |
| Starter volts | 12 |
| Oil capacity | 10.5 qts 9.9 L |
| Coolant capacity | 17 qts 16.1 L |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on July 18, 2026 |