Merc serial number DO22121- WHAT IS IT????

[twig]

I'm trying to trace an engine with this serial number on the powrhead and I'm not finding anything on line to tell me what the engine is????

If anyone has any ideas that would be great.

Thanks.
Twig.

[shooter1]

1991 175 or 200 EFI depending if it has a detonation sensor. Model # 1200413LD accordind to MIDAS Software.

Shooter1

[twig]

Thanks for the help mate.:)