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    Why an increase in engine horsepower will hurt your ‘holeshot’, acceleration and midrange cruising.

    I understand what your saying. A lot of people have fallen into the bigger is better hole but, wouldn't you want the power to come on at 2000rpm and fall off at 5500-6000? The only reason I ask is, I see a lot of people saying for a boat you want your power from idle to 5k. Of the last few boats...
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    4.3l head torque ??

    Ok guys. I need some assistance.I have a 94 4.3l mercruiser that lost oil pressure so, It's in the process of getting rebuilt. I am going with true vortec heads on it when the short block comes back. My question has to do with head bolt torques. There are two different torques for the heads. One...
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    engine rebuild or replace??

    So, I was out this last weekend and the engine started knocking. Pretty sure its a rod bearing as my last 4.3lx did the same thing. Anyway, there is a local machine shop that can rebuild it (short block) for me for $800 plus parts and I know its gonna need a crank at the very least. I also found...
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    4.3 LX Low compression

    Long story short. I traded for this boat over this last winter so I didn't really get a chance to look it over like I should have. The guy said it had a rebuilt engine in it and he thought it had less than 20hrs on it. No hour meter so???? Looking at the engine it does look like it has been...
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    Prop pitch vs. Dia. Question

    Hello all. Need some help deciding which prop to get. First. The boat is a 94 Chaparral 1830 SS. 4.3l LX Alpha one gen 2. 1.81 ratio. Used for skiing, tubing, wakeboarding etc. Not to concerned about top speed. The boat came with a quicksilver stainless 3 blade in a 14.25 X 17. This prop has a...
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    Alpha onr Gen 2 Replacement

    Hello all. I have a 94 Chaparral with the 4.3lx and a alpha 1 gen 2. Long story short, I traded for the boat and the guy was a "boat mechanic". Well he messed around in the out drive for whatever reason and now its making ALOT of metal so, time to replace it. I was looking in the local...
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    Options on drive couplers

    Well, My drive coupler is about shot. I checked it while doing the bellows/gimbal bearing replacement. My question is, does anyone still sell the old style drive coulper or do I have to change to the new style? I've looked around and all I can seem to find is the new style and it ain't cheap...
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    HP of Mercruiser 4.3

    Well, after searching for awhile I need some help determining the HP of my 4.3. I just got the boat last fall (1989 Searay 20CC ) and thought it was a 4.3 LX but, someone had replaced the flame arrestor cover. it is a 1989 4.3 v-6 with a 4bbl carb. I have read that it is the 205hp but, have...
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    Need Prop Advise

    I'm trying to get my "project boat" ready for this summer and need some help picking out a new prop for it. The boat in question is a 89 Searay 20ft Cuddy. Has a 4bbl 4.3 V-6 (205hp??) alpha one. The current prop is an OLD michigan wheel 14.25 X 19 3 blade stainless. The boat is supposed to...
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    98 Yamaha GP760 Hull needed

    Not sure if this is the proper place to post this so if not I'm sorry, and mods please move to the proper place. I'm in need of a hull for a 98 yamaha GP760. I let my son in law take the ski out and, he promised he woulden't crash it but, 10 minutes later i get a call that he ran it into a...
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    Bucket Seats????

    Does anyone know where I can get a decent set of bucket seats without paying $700? I've looked around on here and several other sites and the prices are shocking. I don't need the high dollar suspension seats but it looks like that's al anybody sells anymore. I just need a nice set of normal...
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    Looking to buy a boat???

    Well, since i sold my last boat i have regretted it ever since so, now i'm on the hunt again. I've found a 1990 Wellcraft 196 Eclipse that looks like it's in pretty good shape. It's got the 175hp 4.3 according to the owner. I haven't got to go look at it yet due to work constraits but, I was...
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    Intake Manifold for a Mercruiser 5.7L non vortec - non highrise

    Re: Intake Manifold for a Mercruiser 5.7L non vortec - non highrise pics
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    Engine installation help

    I need some help with the proper "stackup" on the bellhousing to transom plate on engine installation. It's a 88 mercruiser 5.0 200hp 2bbl. I've done some research online and I'm not sure of the proper placement of the spacer and the spring. I want to make sure i get it right the first time as i...
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    Prop????

    Hi there all. let me start by saying this is by far the best boat forum i've run across. i've been lurking for a litle bit soaking up as much info as possible, and you guys have been a great help,but i've got a real head scratcher here. i bought a 1981 Hammond 21ft about 2mos ago. i got three...
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    1989 horizon 190 parts F/S

    Re: 1989 horizon 190 parts F/S
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    1989 horizon 190 parts F/S

    Re: 1989 horizon 190 parts F/S
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    1989 horizon 190 parts F/S

    Hi all. been lurking here for awhile and have learned ALOT, but i've got a horizon (i think) that i bought for parts and got a few left over that i don't need i've got the doghouse thats in great shape. a teak swim platform thats been sanded but still needs oiled. all the teak rails that go...
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