| Engine Detail | |
| Briggs & Stratton 421417 | |
| gasoline | |
| 2-cylinder | |
| air-cooled horizontal-shaft opposed-twin | |
| Displacement | 693 cc 42.3 ci |
| Bore/Stroke | 3.44x2.28 inches 87 x 58 mm |
| Power (gross) | 18 hp 13.4 kW |
| Rated RPM | 3500 |
| Torque | 28.5 lb-ft 38.6 Nm |
| Torque RPM | 2700 |
| Starter | electric |
| Starter volts | 12 |
| Sparkplug | Champion J-8 |
| Sparkplug gap | 0.030 inches 0.762 mm |
| Point gap | 0.020 inches 0.508 mm |
| Engine Oil | |
| |
| Oil capacity | 1.5 qts 1.4 L |
| Oil change | 25 h |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on April 11, 2025 |