finding the Rotax engine manufacture date and model

Can you give me details of:  6770404

Thanks!

Any info on a 503 serial 6912850

S.N  6770404

Engine Type: ROTAX 912 UL2

Manufacturing Date 16.08.2011

TBO 2000 HRS

Configuration:

• without fuel lines
• UL2 I=2,27 without clutch
• for fixed pitch propeller
• without vacuum pump
• without mech. tachom. pick up
• without air box
• without external generator
• without engine truss
• without air guide baffle
• with std. temperatur sensors
• with screw connection UNF
• with expansion tank
• starter standard

S/N 6912850

No information is available, please re-check the engine S/N

Ok thanks I'll look some more. But the only other # i could find was the model # 3218769