our company can supply 20hp --100hp marine engine with or without gearbox set. it is suit in boat. etc. we can supply 20hp--100hp marine engine & marine engine with gearbox set. these productsare suit in boat , it use small size engine, such as YSAD380 (27HP/3000RPM),Y385(30HP/3000RPM), YD480(34HP/2600RPM), YD485(40HP/2600RPM),YSD490(50HP/2600RPM), Y4100(58HP/2600RPM), Y4102(70HP/2500RPM).ETC. it ...