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    losing rpm at idle only after cruising

    so ive got a 1998 wellcraft 240se with a 5.7 2bbl. it runs fine while cruising, and i havent had any issues when first starting and idling out to the river, but yesterday twice after cruising in it, about ~3 minutes after coming off of a cruise and returning back to idle speed in forward the...
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    want to add a windlass, need advice on my 2 options for install

    so end of last season we picked up a wellcraft 240se, my wife really wants a windlass anchor, and its got a semi cutout for one in the pulpit, but i would like some advice on weather its worth it to cut that all the way through. should i finish the cutout and run it through that, or just add...
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    new to me boat, shower drain question

    so i bought the boat a month or so ago and thankfully was able to use it twice before it was time to winterize. the guy i bought it from showed me the front bilge and said thats where the bathroom shower drained into, i saw the bilge pump and float and never looked to hard at it or put to much...
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    bought another boat, cabin window leaks... options??

    so i just picked up a 1998 wellcraft 240se. boat is really clean for the most part. on the port side of the boat, the small cabin window towards the front leaks. can i just pull it out and use some silicone sealer or is there gaskets for these? also are these all generally the same size on all...
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    noise from engine/outdrive

    4.3 v6 with alpha 1 gen 2 so this motor and outdrive were on my other boat last season and swapped to this one. no issues at all last season. ive ran it in the driveway multiple times with no issues, went to put the boat in the water at the local ramp last week to check for leaks and let it...
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    thought i had tbiv but now im confused

    was browsing some parts and confused myself, boat is a 97 4.3lx 2bbl the icm looks like a tbiv and is bolted to the back of the distributor with a single connector on it, but when i type in the icm part number there is an updated part that looks like a tb v icm that comes with 2 connectors and...
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    dies after 20 seconds of running, wont restart

    1997 merc 4.3 - recently took this motor out of my old boat and put it in this one... went from a shitty tks setup on the last boat to a regular electric choke on this one. doing its first fire in this boat. boat fires up and runs great but idles high ( havent set idle yet with this whole new...
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    carb missing a piece from the linkage??

    so the carb that came on my boat was junk, i bought another one but the linkage is slightly different, there is no little tab that hits the cam arm on the choke linkage at WOT to open it slightly, it appears to be designed that way, there is no obvious signs of it breaking off anywhere. is...
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    thermostat sleeve issue

    so im swapping a 4.3 v6 from one boat to another. motor was originally closed cooling and is being converted to standard cooling with the new boat . the standard cooling system was already taken apart when i got the boat, so im not sure how its supposed to look. i thought i ordered the...
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    tks carb on a non tks engine?

    as im a glutton for punishment ive found myself in another project, putting the 4.3 engine from my old boat into my new boat (both are from 1997, old boat had an engine put in around 2006 with tks), and using the new boats computer/ wiring, old boat was tks and new boat has regular electric...
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    misfire issue, thinking of hei and ditching the thunderbolt to get 1 more season

    got an intermittent misfire issue, thats becoming more and more prevalent. no loose grounds, no wiring issues, only is happening when gassing it from forward idle, once it starts it misfires badly no matter whats going on and the boat is essentially imobile. turning the boat off and back on a...
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    think boat is over propped, need advice on which direction to go

    1997 wellcraft eclipse 2000s 4.3 v6 boat is currently topping out at 4000rpm WOT 36-37mph - current prop is 14.5 x 21 according to wellcraft the boat is supposed to go 48mph at 4800rpm with a 13.75 x21 prop im not sure what gear ratio the outdrive is, but im assuming 1.81 according to mercurys...
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    alarm randomly going off. trying to track down source

    so i recently made a thread about issues not revving out, i did the first splash this season tonight with it and im up from 3600 rpm to 4000rpm. so ive got some improvement there, but the alarm randomly goes off. there doesnt seem to be any rhyme or reason, coolant temp at 175, oil pressure...
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    timing not advancing, unique issue, ideas please

    so my boat is a 97 wellcraft eclipse, 4.3 v6, my timing isnt advancing past 23 degrees. the ignition is a stupid hybrid year. the distributor doesnt have counter weights, it doesnt have knock sensors. it has an ecu thats supposed to advance timing. i have the purple/white grounding wire to...
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    not getting max rpm, out of ideas

    boat is a 1997 wellcraft eclipse 2000s bowrider. 4.3 merc with alpha 1 gen 2. prop is 14.5x19 engine cover says max rpm should be 44-4800. manufacturer says top speed should be ~48mph. with trim down i am maxing out at ~3800rpm, i can trim up and get it to 4000rpm with a top speed of...
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    help! sprung a leak, cant find the part im missing in diagrams

    mercury 4.3 alpha 1 gen 2 on a 1997 wellcraft eclipse so over the winter i rebuilt my motor. took it out for the maiden voyage, and after about 3-4 hours it suddenly developed a leak that had the auto bilge pump kicking on every 8 minutes. i found out where the leak is coming from, but i cant...
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    1992 evinrude 15hp pullstarter not working right

    so i let a friend use my outboard this summer as he only has a 5hp, and he pulled the cord too hard and broke the pullstart, oddly enough, his pullstart is also broken. so i just bought a whole new recoil starter and put it on the motor tonight, but ive run into an issue, if i tighten the...
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    how do the seats work?

    97 wellcraft eclipse, has the back to back seats that are supposed to pull out and lay flat..... but i cant figure them out, how are they supposed to work?
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    my homemade gimbal bearing installer

    so i made this to install my gimbal bearing, and it turns out it also worked as a perfect tool to install the metal retainer ring for the u joint bellow. figured i would post pics for anyone who wants to make one as well. 3 pvc pieces from home depot is all that is needed. the threaded...
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    low rpms at full throttle

    1997 wellcraft eclipse. 20 ft bowrider with a 4.3 mercury. pretty sure its a 190hp with an alpha 1 gen 2. current prop is a 14.5x19, the engine is supposed to rev to 4400-4800, i took it out for the first time and at full throttle am only hitting 4000 rpms, playing with trim i was able to get...
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