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  1. T

    Need help about 3.7 mercruisers

    So i just wanna know whats the difference beetween the mercruiser 3.7,3.7l,3.7lx,180,470,488,190,160,170and the other 3.7 s that i forgot?? Thanks
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    Need help with my 3.7l mcm 180

    Hmm never thought that a universal joint would acctually work but ill give it a try thanks
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    Need help with my 3.7l mcm 180

    So got the engine rebuilt and the drive the upper was seized so i soacked it in oil for a week and every day i tried to turn it with a lever and hit it with a rubber mallet then ebentuallt it was turning fine
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    Need help with my 3.7l mcm 180

    So not sitting straight what if i wel a nut just barely big enough to fit over the socket then use a open wrnch to turn it instead is that possible ???
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    Need help with my 3.7l mcm 180

    So fixed the drive now i was putting in new spark plugs but when i tighten the 2,3and 4 plug they cracked anyone have tricks on installing them and its also hard to put the socket in so anyone got some advice ???
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    Need help with my 3.7l mcm 180

    ???
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    Need help with my 3.7l mcm 180

    Actually we got it up to about 55 ish mph or around 90 km/h ohh and here’s some pics of how it looked then and now although I haven’t throughly cleaned it and a video of me turning the engine with its own power FYI it doesn’t have spark plugs cus I removed them and cus there seramic were all...
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    Need help with my 3.7l mcm 180

    Just asking is glastron a good boat company and is my boat ok for high speeds ?? And if what’s the limit ??
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    Need help with my 3.7l mcm 180

    So if it were you what would you do ??
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    Need help with my 3.7l mcm 180

    Ohh and here’s another question, they said that when it was new it had the fuel tank under the bow cus it is a closed bow but I’m thinking maybe I can open the bow and fit a fuel tank under the floor at least a 30gallon tank is that even possible ??? And can I raise the sides of my boat and the...
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    Need help with my 3.7l mcm 180

    Oh and lastly to inform my boat is actually a glasstron v-174 1976 bayflite and yes the merc 470 ain’t the original engine it’s been swapped
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    Need help with my 3.7l mcm 180

    Oh and how much would a used alpha 1 gen 2 lower sell for ?? Planning to sell my lower if worst comes to worst
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    Need help with my 3.7l mcm 180

    I think 3 is gonna be my choice plus I think it’s cheaper oh and btw what are the reasons why my drive got seized cus they said they ran it 1 a month so like this month they ran it the next month the drive got seized then they left it for 5 years so what is the main reason for the drive seizing...
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    Need help with my 3.7l mcm 180

    Shipping and import is like $400
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    Need help with my 3.7l mcm 180

    Can’t I live in the Philippines any other way ?? Maybe change the seals or bearings the unevirsal joints are smooth like butter and the shaft is peachy the lowers also peachy I think it’s this part I circled by black ok I circled by blue I think is bad not all but maybe some
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    Need help with my 3.7l mcm 180

    So found this pic of a 470 on the internet, question what’s this ??
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    Need help with my 3.7l mcm 180

    Can you kinda draw lines for the 4 wire alternator please I really don’t get it , thanks
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    Need help with my 3.7l mcm 180

    Any other choice ??? Ohhh and can’t find another
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    Need help with my 3.7l mcm 180

    I mean rounded
  20. T

    Need help with my 3.7l mcm 180

    So split the drive in half and as I predicted the top was seized tried to remove the top cap but 2 out of 4 bolts were seized what to do now ??
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