speakrdude
Well-Known Member
- Feb 21, 2009
- 1,214
- Boat Info
- 2002 Sea Ray 340 DA
Raymarine C80 Tri Data
- Engines
- twin 6.2 MX MPI
Checking fluids recently on 2002 merc 6.2mx mpi’s v drives, noticed black ugly sludge forming in cooling resivior. Flushed and changed fluids last year.
What may causing?
What may causing?