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  1. S

    I Know What Happened But Why?

    I would like to know why my flywheels woodruff key sheared. Dont want that to happen again. Anyone know why this would happen?
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    Murphy's law

    Took the boat out for the first time in a few years. 1984 35 hp Johnson. a little hard to start at first but it wont go WOT unless i close the choke most of the way. There were a few times with the choke open it and throttle wide open it would suddenly take off like a jet and run fine but not...
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    Temperature Sender?

    I was draining the water from my engine tonight and found this on the starter side of my 350. The drain plug was broke so I removed the whole thing but what the heck is that sender for? My temp sender is by the thermostat. I housing.
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    Sometimes Forward Sometimes Reverse

    Was having some situations with shifting. Took the lower cable off of the interrupter to try to shift. At idle on the muffs i was able to get forward but not revers then reverse but not forward. Time for the outdrive to come off?
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    Throttle Cable Conundrum

    At my carb there is the black plastic end of the throttle cable. There is a brass tube that goes into the plastic part. The brass tube has about a 1/4 inch of in and out play into and out of the plastic part. Is that normal? Or is the metal tube supposed to be mounted solid to the plastic part?
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    Exhaust Bellow

    Not sure if it fell off or was never installed but mine is gone! There is supposed to be a one just below the u joint bellow Right? Can this situation cause any damage?
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    Alternator

    I am clueless. I ordered a trim pump motor and got a alternator. Can someone please tell me what kind of boat or car this thing belongs to?
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    Trim limit switch

    For some reason my boat didnt have a sender or trim limit switch on the outdrive when I got it. I am in the process of installing the sender so the trim gauge on the dash is working. Right now I cant think of a good reason to deal with the aggravation of installing a limit switch if I have a...
  9. S

    Temperature Gauge Fluctuating

    Just put a new carb on the boat and now I noticed the temp gauge will change after it warms up. If I bring the RPMs up to about 2000 the gauge will drop to cold engine reading. Bring it back down to idle and the gauge will slowly of jump right up to normal temp of go slightly into red zone...
  10. S

    Trim Pump Motor

    Need some basic information on how a trim pump works. My guess is that if motor spins in one direction the out drive will go up. Now if the polarity to the motor is changed the motor spins in the opposite direction and now the out drive will go down. Is that correct?
  11. S

    Stock Jet Size

    Anybody know what the main jet size should be used for a two barrel mercarb on a 350 vortec engine? The manual states a .072 for a 5.0 but no spec for a 5.7. The cheap made in china carb i just installed came with a #70.9. Started right up and sounded good in the driveway but not sure what to...
  12. S

    mercarb power valve

    Can somebody please explane to me how it works and what it is supposed to do? And what can happen if it should stick.
  13. S

    Shore Power Only?

    Is that black box a power inverter? It has both batteries wired to it and 110 v AC input. When I plug in the boat to 110 AC the the refrigerator and air conditioner work but not off the batteries.
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    Warning!

    You might want to take the time and scroll down to the bottom of the page and read all of the reviews before you decide to by a cheap made in china carburetor from amazon.com.. Or anybody. I was looking for a rebuild kit for my 2 barrel Mercarb when I came across many cheap carbs for my boat. I...
  15. S

    Best Spark Plug

    What would be the best spark plug and gap for a thunderbolt ignition system? The engine is a 350 vortec.
  16. S

    Outdrive Wont Go Up

    Will go down when I push the in button but wont go up when I hit the up button. I did have a chance to take a fast look at the situation pretty sure its a eletrical problem. The pump has only one solenoid on it looks as if there is only one hose going from the pump to the outdrive. There are two...
  17. S

    Wrong Manual

    I have a Mer Cruiser #17 manual that is useless to me at the moment. I have a 1987 Searay with a 350 votex engine. Right now it wont turn over due to electrical issues. All of the wiring diagrams in the manual are for 93 and up EFI Engines. Is there a Merc manual that would better serve my...
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    Dam it! Wont Idle

    The engine is a 350 votex with what looks like a Merc 2 barrel carb. the engine is a rebuild with two seasons on it. Last year things were great with the exception or the RPM floating around a little. About + or - 200 RPMs. Ran great when I winterized it used fuel stabilizer. Took it out for the...
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    Not good. Maybe

    I finally got to winterizing my outboard today and for the first few minutes i ran the engine a brownish sludge formed on top of the antifreeze in the catch pan I use. I ran the engine for about a half an hour and the amount of sludge did not increase but I am freaking out thinking it is engine...
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    Antifreez

    Any reason why people use RV antifreeze to winterize there inboard?
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