Search results

  1. M

    Black scuff marks on cylinder walls

    I have a question about the oring that sits at the top of the driveshaft. Mine currently doesn’t have one on it. When I replaced the water pump last year it also didn’t have one when I pulled the lower unit. My manual says to install oring on the upper drive shaft but I can’t find an oring on...
  2. M

    Black scuff marks on cylinder walls

    Are these opening suppose to be in the crankcase heas assembly?
  3. M

    Black scuff marks on cylinder walls

    I removed the bolts holding the powerhead on and burnt oil started flowing from the holes. Is this from a bad base gasket?
  4. M

    Black scuff marks on cylinder walls

    The serial number of the powerhead matches the serial number on the midsection.
  5. M

    Black scuff marks on cylinder walls

    Thank you for all your help!
  6. M

    Black scuff marks on cylinder walls

    Thank you for all your help!
  7. M

    Black scuff marks on cylinder walls

    Do you think the motor is toast?
  8. M

    Black scuff marks on cylinder walls

    I will check all that when I get home. The deflectors were clean. No debris what so ever or sand or what not.
  9. M

    Black scuff marks on cylinder walls

    It honestly looks like the motor has ever hardly been used. I mean the paint is all nice. Under the cowling everything is clean. I’m baffled with the way the cylinder walls look
  10. M

    Black scuff marks on cylinder walls

    It looks fairly new. Most lower units I’ve seen have paint missing from going through sand and water. This one has never lost a flake of paint anywhere. I bought it from a guy that had it on a pontoon. They used it in a no wake lake. So that may be why the lower unit is in such good shape
  11. M

    Black scuff marks on cylinder walls

    I also thought the pistons looked pretty new. I hope everything works out
  12. M

    Black scuff marks on cylinder walls

    I just bought it last year. So maybe 9 months
  13. M

    Black scuff marks on cylinder walls

    Should I completely clean the grease out that is protecting the rings when I am finished or will that burn off?
  14. M

    Black scuff marks on cylinder walls

    Just spray them down with engine tuner and let them sit?
  15. M

    Black scuff marks on cylinder walls

    Cylinders 1 and 3 both have a tiny wear mark and the rings are clean and spring back.
  16. M

    Black scuff marks on cylinder walls

    They look pretty clean. I saw a scratch or two. Other than that nothing. This was cylinder one
  17. M

    Black scuff marks on cylinder walls

    I saw a few little scratch marks. Other than that they look clean. The rings are clean and still move also
  18. M

    Black scuff marks on cylinder walls

  19. M

    Black scuff marks on cylinder walls

    The marks don’t have any edge to them. I’m planning on taking the bypass covers off tomorrow and I will post pictures of what I find. Should I be looking for scoring on the pistons?
  20. M

    Black scuff marks on cylinder walls

    I will take those off tomorrow and post some pictures for you.
Top