| Engine Detail | |
| John Deere 3029D | |
| diesel | |
| 3-cylinder | |
| liquid-cooled | |
| Displacement | 179 ci 2.9 L |
| Bore/Stroke | 4.17x4.33 inches 106 x 110 mm |
| Power | 45.6 hp 34.0 kW |
|   | 50 hp (after SN 512000) 37.3 kW |
| Air cleaner | dual dry element |
| Compression | 17.4:1 |
| Rated RPM | 2300 |
| Idle RPM | 825-2500 |
| Operating RPM | 1400-2300 |
| Firing order | 1-2-3 |
| Starter volts | 12 |
| Coolant capacity | 10 qts 9.5 L |
| Intake valve clearance | 0.014 inches 0.356 mm |
| Exhaust valve clearance | 0.018 inches 0.457 mm |
| Engine Oil | |
| |
| Oil capacity | 7.9 qts 7.5 L |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on March 1, 2022 |