Mini M25 Gasoline Engine Model. This is a mini gasoline engine model that uses ancient engine structure. Each part has been designed and processed by our energy. It is processed by brass and stainless steel. It uses a water cooling heat structure.
Double flywheel design reduces the low speed response of ancient engine. It installs a tape oil for adjustable speed. It sets a throttle switch that can link to control the speed of the engine.
The igniter is powered 4.5V. It uses gasoline as a fuel, when you launch it. It will become a violent small machine! Starting method: external force (high speed drill).