M12 Mini Engine Model, collectable 4-Stroke Water-Cooled Motor with Wooden Base

B02 hit and miss engine model OKMO

OKMO M17 1.6CC Mini Water-cooled 4-stroke Horizontal Hit-Miss Gasoline ICE Model

B02 hit and miss engine model OKMO

1.6cc 4-Stroke Evaporative Water-Cooled Horizontal M17 Mini Hit and Miss Engine

Horizontal Hit 'n Miss Engine model(M20)Red

M90 Engine Model Rare Horizontal Hit Mini Engine Working Metal Kit