Bolens 770 Engine
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| Engine Detail | |
| Briggs & Stratton 170701 | |
| gasoline | |
| 1-cylinder | |
| air-cooled vertical-shaft | |
| Displacement | 275 cc 16.79 ci |
| Bore/Stroke | 3.00x2.375 inches 76 x 60 mm |
| Power (gross) | 7 hp 5.2 kW |
| Starter | manual recoil |
| electric OptOptional | |
| Starter volts | 12 |
| Oil capacity | 1.125 qts 1.1 L |
| Page information | |
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| Email: Peter@TractorData.com | |
| Updated on June 23, 2026 |