Engine
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| Notes | Note: the AGCO model 1918H is the same as the Simplicity SunStar 18. The following data is from the SunStar 18 listing. |
| Engine options | |
| Engine | 18HP Kohler 691cc 2-cyl gasoline 18HP Vanguard 569cc 2-cyl gasoline |
| Engine Detail | |
| Engine | Kohler M18 |
| Fuel | gasoline |
| Cylinders | 2-cylinder |
| Cooling / layout | air-cooled horizontal-shaft opposed-twin |
| Notes | Full-pressure lubrication. The Kohler was used through the 1994 model year. |
| Displacement | 691 cc 42.18 ci |
| Bore/Stroke | 3.125x2.75 inches 79 x 70 mm |
| Power (gross) | 18 hp 13.4 kW |
| Air cleaner | dual element |
| Compression | 6.0:1 |
| Rated RPM | 3400 |
| Starter | electric |
| Starter volts | 12 |
| Oil capacity | 1.5 qts 1.4 L |
| Sparkplug | Champion RV15YC |
| Sparkplug gap | 0.025 inches 0.635 mm |
| Engine Detail | |
| Engine | Vanguard 350447 |
| Fuel | gasoline |
| Cylinders | 2-cylinder |
| Cooling / layout | air-cooled horizontal-shaft V-Twin |
| Notes | The Briggs Vanguard was replaced the Kohler in 1995 and was used through the end of production. |
| Displacement | 569 cc 34.75 ci |
| Bore/Stroke | 2.83x2.75 inches 72 x 70 mm |
| Power (gross) | 18 hp 13.4 kW |
| Air cleaner | dual element |
| Rated RPM | 3600 |
| Starter | electric |
| Starter volts | 12 |
| Oil capacity | 1.75 qts 1.7 L |
Values may vary by engine, transmission or configuration. View source page