Search results

  1. M

    Fuel pump 1987 Yamaha 70 etlh (no spring?)

    Just bought the above mentioned motor. Decided to check fuel pump(I have not had engine in the water yet) When I removed the two mounting bolts fuel spilled out telling me it was bad. When I disassembled it the diaphragm looks fine pretty new actually but the spring and seat are not there. I did...
  2. M

    1993 Yamaha L250 txrr Overheating Stbd side

    I have a new to me 93 L250 txrr that is overheating on the starboard side. Impeller and pressure valve were replaced and thermostats tested and opening properly. I used a heat temp gun and was getting readings of 199F to 180F top to bottom on the starboard side after idleing on muffs for 10...
  3. M

    Prop help 115 yamaha

    I have a new to me 1971 aquasport 19 with a 1995 yamaha 115. I am currently running a 19 pitch alum. I can not go to WOT as I will over rev. This boat is light around 1300 lb and has a very flat bottom almost no dead rise. At 5500 rpm I am only around 27 mph and the throttle still has a bit of...
  4. M

    Question 0n 95' 115 Yamaha

    I have a new to me 1995 Yamaha c115. When idleing through flats with the engine trimmed up (not to high still good water flow through pee hole) the engine will stahl and will only start again if I choke the engine. Any thoughts? I was thinking maybe fuel pump?
  5. M

    Spark only on one side of engine 1988 excel

    I am only getting spark on port side of engine. I checked with spark tester. The engine will idle so I cranked it and removed the three plug wires on starboard side and it made no difference as I pulled them and it kept idlieng (rough).
  6. M

    Small amount of fuel from fuel pump weep hole

    I have an 88 yamaha excel the bottom fuel pump will leak a few drops of fuel from weep hole when squeezing primer bulb. The motor will start but when accelerated bogs down and dies. Is my fuel pump bad?
  7. M

    What kind and size drill bit for powerhead bolt removal processl

    I read the posts that capt ken and rodbolt contributed to about the removal of the powerhead bolts on excel engines. I am thinking of taking this on and was wondering what SIZE drill bit to use to drill through the bolts is there a specific brand type that you have had better luck with. thanks...
  8. M

    Reconnecting oil injection

    Sorry for all the posts still waiting for manuel in the mail. On an 88 225 yamaha do the small oil tubes that go down to the pump with the six nipples go in a certain order or does it not matter. Thanks again
  9. M

    Will using premix effect knock sensor on 88 225 excel

    I read a post that the excel motors require 91 octane. I was going to disconnect my oil injection and use premix but I was wondering if that would lower the octane rating? Is there a way to disable this sensor or that not a good idea?
  10. M

    pulser coil trigger

    I was wondering how common failure of a pulser coil on a 1988 excel 225 is.
  11. M

    What tach for 88 225 excel

    Just bought a 1988 225 excel it came with a 704 control but no tach which tach will work? Thanks
  12. M

    Help with new to me 1989 225 yamaha excel (pulser coil?)

    I just bought a boat yesterday that had a 88 225 excel. Comp was great 135-125. My question is about the pulser coil. First there was no spark tested everything and came up with the coils pulled flywheel cleaned contacts and put back together giving me spark on two cylinders. There are three...
  13. M

    1991 175 Evinrude No Spark on any cylinder

    I just bought a project boat with a 175 Evinrude 1991. I am not getting any spark on all cylinders. I dont see a kill switch on the boat. The motor is in neatral (shaft spins both ways) Shifter appears to be in neautral? Is there a kill of some kind on this motor? Colors of wires for kill? Do...
  14. M

    1997 EVINRUDE 175 NO SPARK

    No spark on any cylinder any help would be appreciated. I was wondering if maybe a kill switch problem. I was just given the boat a 1983 dusky that has been sitting for the last 6 years. I dont see a kill switch anywhere on the boat. What colors are the kill wires? Could something go bad after 6...
  15. M

    what rpm should wot be on a 1993 70 evinrude

    wot on 93 70 hp Thanks
  16. M

    Help with 1993 70 hp evinrude "hole in tilt tube"

    I recently was given a 1993 70 hp .The trim does not work because there is a hole in the port side trim tube. I cant see the hole well because it is on the left side of the tube and there is only about an inch between the tube and the rest of the assembly. I dont know if there was a screw or...
  17. M

    Help with 1988 90 hp evinrude tilt trim

    I'm posting this for a friend I have not seen the motor but he says the trim motor is bad. I was wondering if it is possible to remove the trim motor with the engine mounted on the boat are the three nuts accessible? Does anyone know the part # off hand any help on replacing this would be...
  18. M

    Yamaha 225 lower unit help

    I just salvaged a 2000 yamaha 225 from the marina where I work. The motor is in good shape with even compression but the lower unit needs help. The motor will go in forward and reverse but there is no neutral it just grinds from forward to reverse. The fluid was milky from water and there were...
  19. M

    Will carbs from '98 115 fit on '91 115

    I was wondering if the carbs are the same for a yamaha 115 from 1991 and one from 1998. Thanks
  20. M

    How many turns for air fuel mixture 91 yamaha 115

    I was wondering what is the correct amount of turns out for the air mixture on my 1991 115 hp. The manual I looked at said only 5/8 of a turn that seems little. Anyone have more info.
Top