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Recent content by MattZimmerman

  1. M

    ye ol 671 is smoking white when cold

    The 671 inline is giving us a little while smoke. When she warms up and gets underway, it goes away. We are also getting a faintly detectable sheen on the water at the dock after start up. I think I got this one. Injectors probably need cleaning, and the white smoke and faint sheen are due...
  2. M

    whistling transmission

    Here's a new one. Got a detriot M60 with twin disk transmission in this boat. When coming out of forward into neutral we are hearing a "beuuuuuuuu" sound. Like one of those yo yo whistles. Transmission oil levels are normal. All systems functioning normally and no error codes are being...
  3. M

    pulling starter on 6cx gte

    Anybody got any experience pull the starter on this engine. outboard and lower bolts come off just fine and the inboard one is buried. looks like to me (I'm not highly experienced) that something is going to have to come off for me to get to that sucker. Posting here on the somewhat realistic...
  4. M

    Trim Tilt assembly rebuild

    Any recommendations for a business/shop to send off an entire trim tilt assembly for rebuild? It's for a 90.
  5. M

    671 engine, oil in coolant - diagnosis help request

    Not what I expected to find. One pictures shows lines running out of the coolant tank. The other shows same lines running into transmission. So is the oil cooler installed inside the coolant tank? I was expecting a tube shaped heat exchanger in line with coolant and oil, but that is not what...
  6. M

    671 engine, oil in coolant - diagnosis help request

    We finally got the oil test results, so we are going to proceed with a flush with degreaser just to ensure that we are not taking off the head when a "added oil by mistake" mistake is a possibility.
  7. M

    engine stop solonoid keeps going bad

    I got this engine in my SeaHawk 36: Yanmar Model 6CXM-GTE2; serial #70178; Every year, the stop solenoid goes out. It's a reliable failure. Any ideas what could be causing that?
  8. M

    671 engine, oil in coolant - diagnosis help request

    Symptoms: oil in the coolant and slowly loosing coolant, otherwise engine performing normally We thought to check the oil cooler, pulled it, took it to a shop, they opened it, did their thing and sent it back without a report of a problem. Our symptoms persist. Cruising these forums there...
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