● 单缸、四冲程、风冷、电启动发动机

● 采用轻量化设计（曲轴、活塞、活塞环），减少摩擦和振动，提高动力性能

● 采用隆鑫专用静音技术，通过材料和结构的系统改进，减少配气结构的热变形量，有效降低发动机的噪音

● 采用活塞背冷技术，强制润滑和冷却活塞及活塞环，降低发动机热负荷

● 气缸偏移技术: 减小活塞对气缸壁的侧压力，减小摩擦损失，降低油耗

● 采用气门旋转技术，气门与门线实现无缝密封，保证发动机的性能不衰减

● 采用内置倒挡结构，简化整车布置

● 优化各挡位传动比，提升整车起步及加速性能

● 优化变速机构，换挡更顺畅、轻松

● 优化进、排气气道，燃烧更充分

● Single-cylinder, four-stroke, air-cooled, electric starting engine.

● The lightweight design (crankshaft, piston, piston ring) reduces friction and vibration and improves dynamic performance.

● LONCIN special mute technology, through the material and structure system improvement, effectively reduce the heat deformation of the valve structure and the engine noise.

● Using piston back cooling technology, forced lubrication and cooling piston and piston ring, reduce engine heat load.

● Cylinder offset technology: reduce the side pressure of the piston on the cylinder wall, reduce friction loss, and reduce fuel consumption.

● Using valve rotation technology, the valve and door line are seamlessly sealed to ensure that the engine performance does not degrade.

● The built-in reverse gear structure simplifies the vehicle layout.

● Optimize the transmission ratio of each gear to improve the starting and acceleration performance of the vehicle.

● Optimize the transmission mechanism for smoother and easier shifting.

● Optimized inlet and exhaust ports for fuller combustion.

外特性曲线 WIDE OPEN THROTTLE CURVES   （扩110纯电单极内置倒挡）

外特性曲线 WIDE OPEN THROTTLE CURVES   （扩120纯电单极内置倒挡）

悬挂图 INSTALLATION DIMENSIONS