White Yard Boss GT-2055 Engine
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| Engine Detail | |
| Briggs & Stratton Vanguard 351400 | |
| gasoline | |
| 2-cylinder | |
| air-cooled horizontal-shaft V-Twin | |
| Displacement | 568 cc 34.7 ci |
| Bore/Stroke | 2.83x2.76 inches 72 x 70 mm |
| Power (gross) | 20 hp 14.9 kW |
| Rated RPM | 3600 |
| Torque | 29.3 lb-ft 39.7 Nm |
| Torque RPM | 2400 |
| Starter | electric |
| Starter volts | 12 |
| Sparkplug gap | 0.030 inches 0.762 mm |
| Point gap | 0.010 inches 0.254 mm |
| Intake valve clearance | 0.005 inches (cold) 0.127 mm |
| Exhaust valve clearance | 0.005 inches (cold) 0.127 mm |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on October 3, 2025 |