Recent content by Mrobi

  1. M

    1994 140hp evinrude

    Im back baby. 43 mph @ 5100tpms. Thanks for all your help
  2. M

    1994 140hp evinrude

    Will do thanks
  3. M

    1994 140hp evinrude

    Will do tomorrow. Do you know what the factory compression numbers should be. Just googling ive seen 95-115 & 120-140. Quite a discrepancy
  4. M

    1994 140hp evinrude

    Picked up exact spark tester. Cylinder 1& 2 steady spark motor started and ran briefly Cylinder 3 & 4 not as steady. Cylinder fired once on 1 and not at all 3. Replaced new coils with old coils on 3 and 4. Motor will start on all now: Compression numbers: Cylinder 1: 100 2: 110 3: 100...
  5. M

    1994 140hp evinrude

    Will by a spark test when I rent the compression tester
  6. M

    1994 140hp evinrude

    So im understanding you. I need to spread the gap from .030" to 3/8(.375)" and see if its still sparking?
  7. M

    1994 140hp evinrude

    Thank you
  8. M

    1994 140hp evinrude

    Thanks The bottom starboard plug appeared fouled but definitely has spark, lots of spark. The other 3 plugs looked ok. Gonna rent a compression tester tomorrow.
  9. M

    1994 140hp evinrude

    I have a 1994 evinrude 140hp. I took my boatvout yesterday and could only reach 36mph/4100rpms. It was hitting 43mPh/5200rpms. With in the last year I have replaces plugs & wires, power pack, themostat, coil packs, impeller, rebuilt all 4 carbs(all chasing another problemthat y'all help me...
  10. M

    1994 evinrude 140hp V4 cutting out.

    Ive also replaced power pack, plugs and wires
  11. M

    1994 evinrude 140hp V4 cutting out.

    I purchased a 1994 evinrude 140hp v4 looper in 2023. The individual i bought it from said it cuts out intermittently and thought it was the carbs he had also removed the 2 cycle oil reservoir and was premixing. After rebuilding the carbs (appeared to be recently rebuilt) put in new thermostats...
  12. M

    1994 evinrude 140hp v4 cutting out at wot

    Starboard temp sensor wire was resting on plug wire
  13. M

    1994 evinrude 140hp v4 cutting out at wot

    Replaced both thermostats. And resealed impeller. Tell tale flow is quicker and better. Impeller housing seal was blown out on one side. Both heads are running about 140 degrees according to temp.gun Starboard temp sensor was sitting on top of top plug wire. Will get out on the river ASAP...
  14. M

    1994 evinrude 140hp v4 cutting out at wot

    Maybe I should start from the beginning. I purchased 1994 glastron/140hp evinrude in 2023. The seller told me that it cutout intermittently and he thought it was one of the carbs. It was also hard to start and rough idling. I used it for a few weeks before taking it to a mechanic to rebuild...
  15. M

    1994 evinrude 140hp v4 cutting out at wot

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