| Engine Detail | |
| Koher CH15 | |
| gasoline | |
| 1-cylinder | |
| air-cooled horizontal-shaft | |
| Displacement | 426 cc 26 ci |
| Bore/Stroke | 3.55x2.64 inches 90 x 67 mm |
| Power (gross) | 15 hp 11.2 kW |
| Fuel system | carburetor |
| Torque | 24.8 lb-ft 33.6 Nm |
| Torque RPM | 2400 |
| Starter volts | 12 |
| Sparkplug | Champion RC12YC |
|   | Champion Gold 2071 |
| Sparkplug gap | 0.040 inches 1.016 mm |
| Engine Oil | |
| |
| 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 August 17, 2026 |