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    Installing A Doel fin

    Hi guys, I have read a lot concerning the use of Doel fins or other types of hydrofoil stabilizers, however, I have never seen my question addressed and I would really like the answer before I try to install the fins on my Evninrude 75 H.P. motor. I have the Speedi four motor, 1965 model...
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    Carburetor part number

    Hi, I have my motor running pretty well now that I have the overheating problem solved with the help I received on this site, thanks to all. I am now looking for a part number for a complete new OR rebuilt carburetor for my motor. I have a parts catalogue with part numbers listed, but there is...
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    Head gasket installation

    I have a question about installing my new head gaskets on my motor. It is a 1965 Evinrude, 75 horse power Speedi Four. I just boughr the new gaskets and they have a metal ring on them that is the size of the pistons (more or less). The ring on one side of the gasket is flush with the gasket...
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    What size motor will my boat carry?

    I have a 16 ft., 1965 Geneva fiberglass boat that is solid as solid can be. I currently have a 1965 Eivinrude motor 75 HP on it. This motor weighs 232 pounds. I am considering buying a newer 75 horse Mercury motor for it, and that motor weighs in at 305 pounds. there is no plate on the boat...
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    Evinrude overheating at 3/4 throttle or more

    Hi again guys, Same motor, different problem! I need some help again please. I made some headway, thought I had things figured out, but no way. Again, my motor is a 1965 Evinrude Speedi Four. Four cylinder, model # 75553. History: When I first bought it a few months ago, I had a problem...
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    Motor uses way too much fuel

    Hi guys, I have a 75 H.P Evinrude, 1965 model # 75553 Speedi-four motor. I just picked this motor up with a boat and trailer. I had problems with it overheating when I first bought it. I have had that repaired and it is ok now. The motor starts and runs fine, however, it seems like it...
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    Excessive gas usage and boat would not plane

    I think I know the answer to this question, but: I took my boat out for the first time the other day and I found that I had a lot of water (18 gallons) trapped beneath the floor. Got that problem resolved, however, when I had it out on the lake, the boat would not plane. I suspect that it...
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    Rain water trapped between floor and boat hull

    I just bought this boat and took it out today for the first time. I had it in a repair shop for the past 5 weeks for motor repairs. . This boat was always garage kept until I bought it and took it for repairs. The shop left it outside for four weeks in very heavy rain. Long story short...
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    Water trapped betwwen floor and boat hull

    Sorry double post (removed with edit)
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    Small motor capabilities

    I am thinking about buying a used 3.5 Mercury outboard motor to use as a trolling motor on my boat. I currently have a 50 pound thrust electric motor and it pushes my boat good for trolling on speed 2 to 3 out of 5 speeds available. The Mercury is a 1979 model with 25 hrs. use on it. Runs and...
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    motor flushing

    I have a 1965 Evinrude 75 H.P. It has the bottom water suction that is under & behind the prop, and a small side pick up as well that has something to do with water suction when the motor is in reverse per my manual. My question is: My neighbor has a special fixture that he bought many yrs...
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    Evinrude running hot to the touch

    Hi guys, I just picked up an Evinrude motor, 1965 model #75553, 75 H.P. Took the boat out to the dock today. Did not take it off of the trailer and started her up. Started great and ran wonderful, but I had the cover off and felt the top of the upper pistons housings and they felt really...
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    Heavy duty or standard motor?

    Hi guys, I recently bought a really nice 1965 outboard, Evinrude 75 Horse Power Speedi-four. Model number is 75553. I need a new prop nut (the plastic nose cone at the end of the prop that the cotter pin goes thru to hold the shearpin in place). Without this prop nut, I would lose the...
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    Evinrude speedifour 75 H.P.

    Hi again guys, I've been on here a lot lately due to me looking at some boats and motors to buy. Well, I bought one today. Question: This motor is an Evinrude 1965, 75 H.P. I do not know the model number, but I can get it if needed. I tried testing the gears by hand spinning the prop...
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    NOS throttle ignition

    Hi guys, I am going to check out a boat that is up for sale. It is a NEW 1973 Chrysler Charger 118. I say new because this boat was never in the water as yet. It is like brand new inside and out. Looks like it just came out of a dealer's show room on the photos I saw of it. My question...
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    1989 Mercury 25 h.p.

    Hey guys, My last deal fell thru on the boat /motor that I wanted. I am now considering a Smoker craft 1987 big fishermen boat, 14 footer with a 25 h.p. 1998 Mercury motor. Don't know the model number, but I know it is a 'manual' start motor not electric start. Just wondering if anyone...
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    Evinrude fuel/oil ratio

    Hi guys, I have an Evinrude, 1962 40 H.P motor. Model # is: 35933L. In my repair manual, (Seloc) it tells me to use a 24:1 fuel/oil ratiofor this model, yet on a different page, it says to use a 50:1 ratio but there is no model number listed, just the horse power (40) and year (1962)...
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    Evinrude fuel/oil ratio

    Hi guys, I have an Evinrude, 1962 40 H.P motor. Model # is: 35933L. In my repair manual, (Seloc) it tells me to use a 24:1 fuel/oil ratiofor this model, yet on a different page, it says to use a 50:1 ratio but there is no model number listed, just the horse power (40) and year (1962)...
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    1974 Evinrude 70 h.p. motor

    Hi guys, I am thinking about buying a 1974 boat in excellent condition (almost mint) and it has an Evinrude 1974 70 horse power motor on it that looks great. Cannot run it this time of year in Michigan, but just wondering if this motor is known to be a good motor or a bad motor in general...
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    1998 Mercury outboard motor

    I have a chance to purchase a NEVER USED 1998 5 h.p. four stroke outboard motor. The owner has told me it never even had gas in it, and it was never started, ever. It is like brand new, and he wants $325.00 for it. Does anyone know if it could be all dry rotted or does this sound like a super...
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