serial number look up

Where could I find the manufacture date and the Type and suffix on my 912ULS serial number 5647127

Also, the crancase serial number is 06 1157 is this crankcase the heavy duty one that is less likely to suffer fretting?

Looking for production date : 

6771046

Thanks !

S/N: 6771046

Engine Model: ROTAX 912 UL

Manufacturing Date: 20.08.2013

Hello Admin
Could you please give me available info about my engine? 4425849

Thanks a lot.

Oscar

Hello Admin. Can you give me the details of Rotax 912 serial number 5647051. Thanks