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Type: Posts; User: mercforme

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  1. Replies
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    Re: Cobra trim/tilt loosing pressure

    Parts came, resealed the prop shaft and it held 15lbs of pressure for 24 hours, replaced the exhaust bellows too. Next step was to figure out the drooping trim/tilt, but to my surprise it has been...
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    Re: Cobra trim/tilt loosing pressure

    Now I understand. I thought the drive would stay up if the rams were good, but as I understand you now, the drive will drop even if the rams are good. It is just the location of the leak to...
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    Re: Cobra trim/tilt loosing pressure

    Wonderful information, as soon as the bellows arrive I'll bolt it back together and give it a try. As I look at the rams, there appear to be two lines going to each one, but I will only remove the...
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    Re: Cobra trim/tilt loosing pressure

    Would you test 1 ram at a time and check for leakage, or attach both at once?
  5. Replies
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    1,598

    Cobra trim/tilt loosing pressure

    92 Four Winns 4.3 Cobra.
    Last year I noticed the outdrive would loose some trim extension as it sat on the trailer over the weekend. Checked fluid level and external leaks but this does not seem...
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    Re: Another leaking outdrive question

    Think I found all the leaks, replaced the dipstick o-ring and re-torqued the bearing carrier bolts and it now held 15lbs for 24 hours. My home made tester was the source of the other slow leaks. I...
  7. Replies
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    Re: Another leaking outdrive question

    Finally got back to the boat. Pressured it to 15lbs, had a steady stream of bubbles from the o-ring around the propeller carrier bearing housing and a slight leak around dipstick. Nothing from the...
  8. Replies
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    639

    Re: Another leaking outdrive question

    Thanks.
    I have heard the water pump shaft is another common leak along with u-joint bellows. When I pressure test the unit I will remember to look at the water pump. Did you do the repair...
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    Re: Another leaking outdrive question

    I have a Clymer manual that lists the entire disassembly process, but you often don't need to take everything apart to get to a specific part. I realize it is not as good as the factory ones. I did...
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    639

    Another leaking outdrive question

    1992 FourWinns with 4.3 Cobra. Pulled drain plug on drive and oil is yellow milky. Had a vacuum tester along. It leaked down from 6 inches in 12 minutes. I am going to replace the drain plug...
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    Re: won`t shift

    How about some more info from you. Does the shift lever move? Can you see the cables and linkage move? Do you hear grinding noises when shifting?? When was the last time it worked?
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    Problem in reverse

    I have a 1985 Merc 35hp w/ TnT, A186065. Recently I have noticed when in reverse, the motor no longer stays locked down. The trim is functioning fine so I am wondering if during my spring...
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    How about an SEI conversion?

    How about an SEI conversion? New parts and a warranty compared to unknown stuff.
  14. Thread: New controls

    by mercforme
    Replies
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    312

    "I have a 91 Cobra 4.3 and hav

    "I have a 91 Cobra 4.3 and have been reading about the SEI conversion of the outdrive to a Merc style. It seems pretty straight forward except the part about needing controls that move the cable in...
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    "I picked-up a neglected 1985

    "I picked-up a neglected 1985 35 horse merc two years ago. Much time spent getting it to run reliably. Had to rebuild TnT pump housing, replace fuel pump, lines, carb float/seats, and remote...
  16. "Be sure to carefully inspect

    "Be sure to carefully inspect the shafts for any scratches/scuffing especially where the seals rest at full extension. If there are any imperfections, make sure to get the shafts fixed before...
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    "I have a 1985 Merc control wi

    "I have a 1985 Merc control with similar problems, Merc makes a "throttle only" kit with some new parts to replace the old worn ones. Under $20? It is a really bugger to put it back together...
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    Drive needs to be in neutral o

    Drive needs to be in neutral on a Cobra to remove it.
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    I have had poor luck with afte

    I have had poor luck with aftermarket thermostats. They seem to be engineered to run on the cool side to lessen the chance of overheating and engine damage. If you have an aftermarket switch to...
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    "Same problem I had. Disconne

    "Same problem I had. Disconnect the rams and let it sit. My starboard ram would sag after 3 days. Purchased a rebuild kit, but the problem was the shaft had developed slight scratches near the...
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