| Engine Detail | |
| Briggs & Stratton 31Q777 | |
| gasoline | |
| 1-cylinder | |
| air-cooled | |
| Displacement | 501 cc 30.59 ci |
| Bore/Stroke | 3.56x3.06 inches 90 x 78 mm |
| Power (gross) | 18.5 hp 13.8 kW |
| Compression | 8.5:1 |
| Rated RPM | 3600 |
| Idle RPM | 1200-3600 |
| Torque | 25.9 lb-ft 35.1 Nm |
| Torque RPM | 2400 |
| Starter | electric |
| Starter volts | 12 |
| Oil capacity | 1.5 qts 1.4 L |
| Oil change | 100 h |
| Sparkplug gap | 0.030 inches 0.762 mm |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on April 22, 2020 |