... performance allows customers low cost Dual-use Diesel Welding Generator Machine KDE300EW Frequency (Hz) 50 Output power (KVA) 5.5 ... R2V840-V2 Engine Type Single-cylinder, vertical, air-cooled, direct injection Bore*stroke (mm) 2-86*70 Displacement (L) 0.812 ... -4.0mm diameter, which allows easy operation A dual-use machine with excellent performance. Excellent performance, economic use, long service ...