Scott06's latest activity

  • Scott06
    Scott06 reacted to alldodge's post in the thread 3.0L mercruiser compression with Like Like.
    No way you have blow by with 150 psi, or their gauge is crap Hey @Scott Danforth
  • Scott06
    Scott06 reacted to kenny nunez's post in the thread 3.0L mercruiser compression with Like Like.
    All 4 cylinder engines have what feels like “blow by” but it is really the result of the pumping action of pistons pushing air from the...
  • Scott06
    Scott06 replied to the thread 3.0L mercruiser compression.
    Again find a different mechanic. Ask them to show you the published compression numbers in the mercruiser manual, it’s 150 psi… please...
  • Scott06
    Scott06 replied to the thread 3.0L mercruiser compression.
    100% 150 is new , get a different mechanic. 3.0 is a great motor for economy of ownership and reliability, not speed. Yes you should be...
  • Scott06
    Scott06 replied to the thread Valve Lubricant.
    Looks like lead substitute they recommended when leaded went away , decades ago… that part number and the superseded part numbers are...
  • Scott06
    Scott06 replied to the thread 2005 Mercruiser 5.0L MPI (bravo 3) suddenly started overheating.
    my merc with raw water cooling (160 thermostat) generally indicates 170 on the gauge as well.
  • Scott06
    Scott06 replied to the thread MCM 7.4 oil.
    was thinking bearing clearances.
  • Scott06
    Scott06 replied to the thread outdrive question.
    Agreed hold it on with a rope or bungee.
  • Scott06
    Scott06 replied to the thread Dark colored drive shaft and black looking grease.
    I usually use Lucas red N Tacky and it always comes out black. The grease you are using now may not be the same formulation despite the...
  • Scott06
    Scott06 replied to the thread MCM 7.4 oil.
    of course not but no reason to get jerked around unnecessarily and pay 2x. I have used rotella, QS 25-40 , the merc racing 20-50 and...
  • Scott06
    Scott06 replied to the thread MCM 7.4 oil.
    If you google it it comes out around 800 which is generally considered too low for flat tapped cams. You could add a zddp additive...
  • Scott06
    Scott06 replied to the thread Stuck oil filter.
    Grab the metal flap with a vice grip clamped as tight as you can get it. Use BFH to hit vice grips in counter clockwise manner. Or use...
  • Scott06
    Scott06 replied to the thread Alpha1Gen2 gear oil leak.
    if I recall correctly you will need to pull the vertical shaft and gear out and the race for the bearing above the seal to change it. If...
  • Scott06
    Scott06 replied to the thread Alpha1Gen2 gear oil leak.
    you wouldn't see it in the third pic as I think you are just looking at the front side of the bellhousing. If the lower seal in the...
  • Scott06
    Scott06 replied to the thread Mercruiser 4.3L wire harness.
    willing to bet that goes to mercathode or something on the transom housing - what does it connect to inside the boat? As mentioned...
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