friction bike four stroke

  1. RocketJ

    Is it possible to modify a 4 Stroke to have an idle like the chinagirls?

    I'm working on a new project that involves attaching a 4 stroke engine, probably a small 3/4hp briggs to the hub of the back wheel of a bike. Now the only way this could be done safely would be if I could get the engine to stop rotating and idle similarly to a china girl when you hold the clutch...
  2. Ilson Junior


    I'm creating this topic in order to gather information about four-stroke engine manufacturers (friction) 35cc to 50cc..Does anyone know tell me what the manufacturer of these engines below ? Where is the factory ? where it comes from ...