Engine
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| Engine Detail | |
| Engine | Kohler M18QS |
| Fuel | gasoline |
| Cylinders | 2-cylinder |
| Cooling / layout | air-cooled horizontal-shaft opposed-twin |
| Displacement | 691 cc 42.18 ci |
| Bore/Stroke | 3.12x2.75 inches 79 x 70 mm |
| Power (gross) | 18 hp 13.4 kW |
| Rated RPM | 3600 |
| Starter | electric |
| Starter volts | 12 |
| Sparkplug | Champion RV15YC |
| Sparkplug gap | 0.025 inches 0.635 mm |
| Engine Oil | |
| Oil capacity | 1.75 qts 1.7 L |
| Oil change | 25 h |
Values may vary by engine, transmission or configuration. View source page