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    2022 merc 115 wont trim up

    Have a trip planned and paid for in three weeks... I live where there are not a lot of dealer choices. All backed up for a couple of months. Thats not really an option. It appears to be a fairly simple system. I am just not familiar with outboard trim systems. I would appreciate any help in...
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    2022 merc 115 wont trim up

    2022 115 pro xs merc. Model 1117F231D. SER 3B241086 (115XLXS4S) Down trim works. Trying to trim up causes the relay to continuously click as long as you hold the switch. Boat has maybe 25 hours on it. Battery connections new, but cleaned and tightened anyway. Has three switches, one on the...
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    Bell Housing Shift Shaft Mystery

    1987 4.3LX 205, Ser: ENG..OB778237, TRANS ASSY..OB808723, STERN DRV..OB756003. Looking for the bushings and seal for this shift shaft in the bell housing. (passes thru the exhaust port) Dealer ordered the parts using the ser numbers. Went there because looking at the diagrams online show the...
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    Merc Ignition module/amp nla

    1987 4.3lx 205 hp ser ob778327. Ignition amplifier is NLA. It is a tbolt4. What is the replacement part or does it mean converting to another igntion system? Thanks..
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    4.3 LX Starting Problems

    You don't say what year.....but if it's carbed..Looking down the throat, when the throttle is opened, you should see fuel sqirting. If not, accelerator pump does not work..rebuild or replace carb. Also, the choke shutter should be closed with some spring pressure and not open fully until the...
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    OMC 4.3L Cobra, Ignition Problems over 2500RPM

    Usually 'checking' the points/cond,cap,rotor plugs doesn't tell you much. replace these items, check/change fuel filters, water seperator, anti siphon......a full tune up. After setting timing and adjusting carb, post back with results. If you did a search, there is a multitude of different...
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    making oil

    Gentlemen, 1988 searay seville 21ft cuddy mercury 4.3LX 205 hp. 430 hours. I have read the posts about marine engines running cool and "making oil". Is it safe to just drain off the excess oil, or does it require a complete change. Only have about 20 hours on Mobil1 and it shows about a quart...
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    2,3 or 4 blades

    What are the advantages/disadvantages of the different prop configurations? I have read all the hype by the various manufacturers, but what is the real story. Been thinking of going to a four blade SS from a three blade aluminum. Other than the material, what would I gain/lose. 21ft searay 4500...
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    1988 searay seville

    I have an 88 seville merc 4.3lx. Just recently the starter is acting up. Turn the key, loud click from the starter solenoid. Been in the starter twice. First time inspection, clean reinstall. Second time, replace solenoid/ brushes/bushings, even tho no obvious problems. Cleaned and refit all...
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