Engine
Scroll tables horizontally to view every column.
| Engine Detail | |
| Engine | Honda GX640 |
| Fuel | gasoline |
| Cylinders | 2-cylinder |
| Cooling / layout | liquid-cooled horizontal-shaft inline |
| Displacement | 634 cc 38.7 ci |
| Bore/Stroke | 3.00x2.80 inches 76 x 71 mm |
| Power (gross) | 18 hp 13.4 kW |
| Fuel system | carburetor |
| Air cleaner | dry (4192753) |
| Rated RPM | 3000 |
| Torque | 34 lb-ft 46.1 Nm |
| Torque RPM | 2000 |
| Starter | electric |
| Starter volts | 12 |
| Coolant capacity | 2.9 qts 2.7 L |
| Sparkplug | NGK BPR5ES-11 |
| Sparkplug gap | 0.040 inches 1.016 mm |
| Intake valve clearance | 0.010 inches 0.254 mm |
| Exhaust valve clearance | 0.018 inches 0.457 mm |
| Engine Oil | |
| Oil capacity | 2.1 qts 2.0 L |
Values may vary by engine, transmission or configuration. View source page