| Engine options | |
| 20HP Honda 614cc 2-cyl gasoline | |
| 20HP Kohler 640cc 2-cyl gasoline |
| Engine Detail | |
| Honda GX620 | |
| gasoline | |
| 2-cylinder | |
| air-cooled horizontal-shaft V-Twin | |
| Displacement | 614 cc 37.5 ci |
| Bore/Stroke | 3.03x2.60 inches 77 x 66 mm |
| Power (gross) | 20 hp 14.9 kW |
| Rated RPM | 3600 |
| Torque | 32.5 lb-ft 44.1 Nm |
| Torque RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
| Sparkplug gap | 0.030 inches 0.762 mm |
| Engine Oil | |
| |
| Oil capacity | 1.3 qts 1.2 L |
| Oil change | 100 h |
| Engine Detail | |
| Kohler CH20 | |
| gasoline | |
| 2-cylinder | |
| air-cooled | |
| Displacement | 640 cc 39.1 ci |
| Bore/Stroke | 3.03x2.64 inches 77 x 67 mm |
| Power (gross) | 20 hp 14.9 kW |
| Starter | electric |
| Starter volts | 12 |
| Oil capacity | 2 qts 1.9 L |
| Page information | |
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| TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. | |
| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on May 16, 2025 |