... Set1. Brief Description1) Adopting advanced Hall ignition sensor and Highly capable ignition system, the engine ignition will be more reliable, and easier to ... -voltage waveform sinusoidal distortion rate≤2.5%EngineTypeNW129D10NW148D14NW258D18NW269D21ModelIn line,4strokes ,electric control ignition,pre-mixed stoichiometry burnCylinder number612Bore X stroke (mm)135X150140X160135x150138X150 ...