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    How hot can upper gearbox be when running on muffs? Pre-alpha drive..

    as topic, was running my 140hk merc on muffs today, and the upper box became a little hot, maybe 35degree celsius, is that normal? regards,stig
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    water in Pre-alpha!

    hello! today i drove my shakespeare home to the garage, this season is over, its getting cold up here in north, so it was about time. did the boat and engine ready for the winter, drained it, changed oil ( was still like new, overhauled engine last winter, aprox 20-25hours on it ), and was...
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    changing gear ratio alpha

    hello! On my shakespeare i got problems finding OK props, I'm on 24" now, and need more to get my rpm's down. still getting 5000rpm, and the selection of props are getting kind of thin over 24". could i change the ratio in my drive? Got a merc 140 1986, with a alpha outdrive. i guess its a...
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    missing some power, and oil pressure

    hello people! have been out boating some in these last days with my 3.0 rebuild merc. have checked and rechecked the timing, and the timing advance. looks just fine. the compression is about 140-145psi on all cylinders (just overhauled, not run in yet). but i think i'm missing some power, the...
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    propeller and misc question

    hello guys! on my mercruiser drive i have a propeller and its stamped: 48 88 28 30 a45 19p anyone know what size this is? its fitted to a merc 140, in a shakespeare shadow 15.9", 700kg/1540lbs, went out on the lake today, got the engine easy up to 4600rpm WOT (on gauge, not checked) but the...
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    cant get the drive into the transom, merc 3.0

    hello guys! i have been reading alot on this forum, and learnd alot from it! but here is the case, i have rebuild my 3.0 merc 140hk and are now to install the drive. its a alpha drive, everything is about 1980. the engine is aligned properly, checked and rechecked many times! i get the drive...
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