1992 merc. 135V

[steaming49]

having trouble 135v carberated, oil injected. starts and runs good up to 1100 rpm. sounds like missing above. checked time on the money, replaced plugs, fuel pump 10 psi at 1100 rpm. see no obstructions in intake or exh. ran good day before. same gas same oil.??????? any ideas

 

[daveswaves]

Re: 1992 merc. 135V

having trouble 135v carberated, oil injected. starts and runs good up to 1100 rpm. sounds like missing above. checked time on the money, replaced plugs, fuel pump 10 psi at 1100 rpm. see no obstructions in intake or exh. ran good day before. same gas same oil.??????? any ideas

What else is different from the day before? Did you trailer your boat? Carb floats can stick after bouncing around on a trailer with the engine tilted up.

 

[steaming49]

Re: 1992 merc. 135V

just replaced stator, switching modual, set time, cleaned carb.,new plugs, fuel line clear, both reg. puting out 12v. ,fuel press. looks ok. will rev under no load but under load tops at 2300rpm. ?????????

 

[Unbalanced]

Re: 1992 merc. 135V

Compression?