Search results

  1. B

    1996 4.3 Mercruiser idle sputter

    So I don’t understand, if I have bad compression it’s been mentioned that the leak down test will show the way to the problem but that test seems good, what am I missing? thanks again for the replies! Jeff
  2. B

    1996 4.3 Mercruiser idle sputter

    I performed the compression and leak down test last night but forgot a couple of steps, put throttle all the way up and warm up the engine. Compression test results: 1=70, 2=80, 3=90, 4=80, 5=80, 6=70 Leak down test got the following results: 1=85%, 2=85%, 3=86%, 4=90%, 5=85%, 6=85%...
  3. B

    1996 4.3 Mercruiser idle sputter

    I have a 1996 4.3 Mercruiser that is sputtering on idle and at times during start and idle I would describe as puffing out white smoke out of the air filter on top of the edelbrock 4 barrel carborator that the previous owner added. If I choke it and give it some gas I can not get it to...
  4. B

    Exhaust flappers help!!!

    One of my exhaust flappers has failed, when I find replacements on line that look like mine it says they cannot be used with one piece exhaust manifolds. its a 95 or 96 4.3 mercruiser on a 96 glastron pics included. Thanks...
  5. B

    4.3 mercruiser on 1996 glastron

    Purchased 1996 glastron this summer with a 4.3 mercruiser 350 hours took out 3 or 4 times ran well at least it appeared for a first time boat owner. Working through a few problems I have recently noticed. 1. Just noticed oil in the bilge, not a ton but I have cleaned it out and getting a little...
  6. B

    How does this 1996 mercruiser 4.3 sound

    Just curious if the experts in the forum could tell if this engine was good by the sound? Should be able to hear it in the video link below.
View older results
Top