finding the Rotax engine manufacture date and model

Hi, I'm looking for date of manufacture for 912 serial 
6775418

Thanks

6776708 Rotax 912

Hello 

Please see my question at the top . I reall appreciate if you can help with manufacturing date for rotax 912  6776708

Hi good folks,

Could you help me with the manufacture date of a Rotax 914 UL sn 7682176 ?

Thanks in advance!

S/N 6844044 (No information available, please double check S/N) 

S/N 6779651

Engine Model: ROTAX 912 ULS2

Manufacturing Date: 25.01.2012

TBO: 2000 HRS