Recent content by mkpj1

  1. M

    old mechanical carb

    Hello all, I have an 1984 Mercruiser 140 181 serial 622xxx+. Started having some surging at cruising speed then stalling sometimes completely. Put together a testing rig per here and found air in the system to the point there was no gas at times in the clear tube. Double checked all connections...
  2. M

    Rochester float settings

    Appreciate any feedback, I have a Mercruiser 3.0L 140 SN#6209792. It has a Rochester 2bbl, #7043183. I had some hot start issues where the gas dripping onto the throttle plates after shut down and causing rich situation and inability to restart unless I went to WOT. I was hoping to adjust...
  3. M

    Broken anti-ventilation plate on front of upper housing.

    I hae a broken anti-ventilation plate on the uper front housing. Welding aluminum around my area is going to be limited. I doubt the group I choose will know what to be careful of. Can you guys give me some advice on what needs to be done in case the shop doesn't? Upper is off and I will be...
  4. M

    gear oil in u-joint bellows

    Hello Sirs & Maam's: I am new to mercruiser. recently bought an18ft with a 140 and a pre-alpha stern drive. I yanked the drive and have gear oil in the u-joint bellows. Studied my manual and I have few questions for those who have done a few of these. 1. Is the "oil seal carrier" what I need...
  5. M

    bad transom

    Hello, I have a 1968 14 foot Larson All American with an original 40 Rude Lark with a soft Transom. The boat is worth, maybe 700 bucks trailer and all but it's a good runner and the family has fun with it. I have looked over seacast and total rebuild and I'm not biting. It's just not worth it...
  6. M

    67 40hp rude

    Hello, I have a 68 14ft Larson all American with a 40hp Evinrude Lark. The motor weighs about 150 pounds and the Transom is starting to fail on this old boat. It looks to me like the Transom has sandwiched plywood so I will have to put some plywood on the outside. I don't want to mess with...
  7. M

    60s rude johnson lower unit swap

    Anyone know off hand if you can swap lower units from johnsons to rudes and vice versa from 62 to 67 as long as they are both electromatic/seletric and same horsepower? Everything seems to match. I just can't find a online parts manual for the older 62 electromatic I want to swap to. Thanks in...
  8. M

    sync and link

    I tried to search for this info but wasn't able to find anything. I recently purchased a 67 Evinrude 40HP (Lark). I have replaced everthing and it fired up nicely. Took it to the lake and it felt doggish and a little rich. Reset low idle with no real change and advanced the throttle some with no...
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