10X Marine Propulsion engine Yanmar 6AYM-WET (555KW), H- Rating

We are looking for (NEW) 10 X Yanmar marine propulsion engines with below spec. 

           Type:  6AYM-WET  

• 6 X Cylinders
•  Rated output H : 555KW, 755mhp 
• RPM :1840
• Cooling : heat exchanger 

WE NEED NEW ENGINES ONLY , USED ARE NOT ACCEPTABLE, preferable 2020 and above 

 if any availability share with me directly  engine data , YOM , Pictures and number of available units.