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    Alpha one gears, power upgrade

    Someone has told my buddy, who currently has an alpha one, 4.3l with a 1:47 that if he where to upgrade to a 5.7l (carbbed) he would have to change the gears because the current gears are set up for a 4.3l arnt as strong as they would be if it came with a 5.7l. Never geard it before is that...
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    Understanding gear ratio's bravo 3

    I dont plan on changing anything on my bravo 3, maybe its sensless information im asking for. Lol. With so many different prop pitches, what is the purpose of mercruiser having a range of gear ratio's? I have 2.20. 23/30 upper and 16/27 lower. So if a boat beside had a 2:1 the differece in...
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    Efi 5.7 ideal idle temp, cool waters

    After 10 minutes of idle from start up, in your opinion is it bormal to see gauge temp of 170-175?
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    Rust inhibitor for egine block

    Ive read in other forums guys are are using a rust inhibitor spray when doing dry block storage, in manifolds and block. Is this a good idea?
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    Bravo 3 run up with water supply direct to impeller

    I was recently in a bit of a "rebuttle" with a guy, he has a bravo 3, and kept burning up his impeller during run ups using muffs and garden hose. Turns out he was reving his engine and wasnt getting thenough water. He was positive, he had restricted water flow. So, he disconnected the water...
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    Pcv valve elbow to one way

    Hey fella's! Little bit of a late start for me this year. Hope your all having fun on the water! My '95 350 has the "straight line" elbow pcv valve that vent to the carb. Am i able to upgrade to the valve that has the one way check valve that only releases pressur/ blow-by as needed? Thanks!
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    Merc 350 upgrade combo's

    im curious if anyone has "blown up" a carburated merc 350 mag. Ive heard the bottom end can handle 5200-5400 rpm if paired with the right heads, rollers etc 1) i know down south guys blow up their motors intheir baja's a lot, im in canada and no matter which way you slice it, a repower will run...
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    Preventative maintenance @ 150 hrs '95 350 mag

    Another month or so and i will be wrapping it up for the winter, before that, id like to do some preventive maintenance. Around 150 hrs on motor, can any forum members tell me what i should have the merc tech change/ replace? I know people have learned what they should have done after the fact...
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    Can the b-3 lower be swapped with a b-1?

    I have a line on a b-1 lower for good price, i currently run a b-3, my upper says 2.20, ive read mixed reviews on all the B series lower units are interchangeable. Anyone ever tackled this before? Thanks for info again.
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    Black "soot"'on transom

    Hey guys, ive only put about 3 hrs this season on the shabah 180, first time the 350 mag ran flawlessly, and still does. I pull it put of the water when were done the weekend at the lake, and the last time i noticed a black soot around the transom. When i splashed it, i was standing and when i...
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    Mariah shabah 180 350 mag b-3 prop advice

    Hey fellas! Im running 3 blade 26p on my b-3. Its my first season with my new boat. Its a mariah shabah 180 230 hrs, 5.7l 350 mag ( boat is 98' motor is 95') My wot rpm can very quickly climb to 5000, this is my second boat in 2 yrs so im still learning about inboards. It has smart tabs so she...
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    Peeled decals. Seen original color. Whats involved to bring it back to it?

    I cant figure out for the life of me how to post pics with an i phone!! Lol i peeled my old reg numbers and seen the true color of the hull, just out of curiosity, the hull is a few shades darker than what was under what im assuming was the original numbers. Would this be a oxidization, polish...
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    Smart tabs, mounting screws question, sealent tape and sealent, re-do.

    Heya fellas, wondering if anyone has ever had issues with water intrusion with their smart tabs that have been on for a while. Do some of you guys who've had them for a while remove the screws and re seal the holes and fasteners after a certain time? My nauticus seem to have a black sealant tape...
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    Recommend a good marine polish kit?

    Hey fellas, to save a lot of reading on the internet, can you recommend a good hull polish/ wax and what pads to use for hull's and gelcoat? Everybody says their product is the best, just like to know what your using that works well. Marine 31 seems to have a nice kit! Thanks.
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    Matching trailers with boats, proper weights, need help!

    I have a trailer question, i think im in the right forum! Lol My shabah 180 is recorded at 2100 lbs, one thing i cannot find out for sure is if that included the original 4.3l 190 and the original alpha drive. So, the ez loader is rated for 2800 lbs or 3100 lbs with bigger rubber. Its had a...
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    95-98 5.7l types

    What is the 5.7l lx efi gen+? I believe the only made this style in 97 or 98 and it supposedly was rated for 280hp ( also heard merc didnt have a way to rate hp back then so it was rumoured to be less) Just curious, i bought a 98' mariah shabah 180 with 230 hrs, it was babied, the fella who...
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