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    2005 Mercury 60hp Bigfoot lower unit shift connection

    I read the sticky and it did not answer my question. I have a 60hp 2005 Mercury Bigfoot 60ELPTEFI serial number 1B211471. I removed the lower unit to replace the water pump. A two inch plastic tube/guide fell out before I could examine its position. I believe it is a guide for the shift shaft...
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    1991 Mercury 40HP “Classic” Plug Fouling/Stalling

    Hello all, I have a 1991 Mercury 40hp serial number 0D070343. It died on my the other day after about 20 minutes of cruising right around 2,000 RPM. I swapped out the spark plugs as they were due and it started after a while of trying. It is not running as well as it once did and when I pulled...
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    Last year of trailer mode?

    Hi all, what was the last year that evinrude used the trailer mode on outboards with tilt and trim? My 1979 had it and it was great. I now have a 1983 with T&T but I do not want to ruin the trim by trying it out.
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    Advice on a CL ad. 115 mariner

    Hi all, I am looking at a 80s mariner 115. Don’t know the year and I’ll try to post picks. Looking for the good and bad. what I know: it’s $450; it does not come with the wiring harness; “comes with the pump” a not sure what that means; it is a 115 hp; it’s a 6 cyl. I know a ton about...
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    2003 Yamaha 50HP 4 Stroke Spark Advance?

    I have a 2003 Yamaha 50hp 4 stroke F50TLRB. I was wondering if this motor had a mechanical spark advance. I am used to old 2 strokes where an advance lever was needed to Advance the spark at higher RPM. Why? I am having an issue with acceleration. Right around 1800-2000 RPM where my motor...
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    Max RPM? 40hp Mercury Classic

    hi all! I have a new to me, 1987 24’ pontoon with a 40 HP mercury classic I assume is the same or close to the same year. I am looking for Max RPM and possible prop adjustments based on the data I have. My main goal is top end speed as I do not want to run WOT all the time. The two toons are...
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    Still working on idle 454 Merc with video of tach

    I got the motors running better. One seems near perfect the other is questionable. I have two videos, one is of the intermittent “jump” in rpm. It is barley noticeable and is on the starboard tach. The second is of the engines starting; the starboard engine is like a trampoline and the port goes...
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    1979 Merc 454, Fires and stalls immediately

    Hello again, just tebuilt my carbs on my 1979 Merc 454s. Quadrajet carbs, full tear down including pick up tubes and all. New choke stoves, in-line filter, and overnight chem dip. The one engine fires fires immediately and runs great. The other will crank and fire but immediately stall out...
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    Quadrajet “slotted” throttle body gasket 1979 met 454

    hi guys, rebuilding the carb on my 1979 mercury 454. Motor is MIE 330 and serial number is 5226400, carb has a tag on it wit “MIE 330” and “1347-7366”. The kit came wit 2 throttle body gaskets. One is a standard four hole gasket and the other is essentially the same BUT has 2 slots between the...
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    Automatic choke set on 330 merc.

    i took my carbs off for cleaning and need to connect/set the choke spring. It is separate from the carb connected with a linkage. The carb is a Rochester Quadrajet and matted to a 330hp 454 Merc. My main question is, do I wind up the spring before connecting it to the linkage and if so, how...
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    WOT for a 1979ish 330hp

    Looking for the WOT on my 1979 inboard 330 Merceuiser. No issues, just curious.
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    Carb Kit, Water Pump Kit, Thermostat part numbers?

    Sorry to ask such a dumb question but I have run into issues with iBoats. I used to be able to search be year and HP to find my parts but am running into a wall this time around. I ave a 1979 Sea Ray with twin 454 Inboard (NOT I/O) MerCruisers. I am looking for the Carb Kits, Water Pump Kit and...
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    Merc 454 Inboard (not I/O) water pump maintenance questions

    1979 Sea Ray SRV 300 with twin 454s, straight shafts. new to inboards...I have had I/Os and outboards all my life and know the maintenance schedule for the impellers. I don’t know anything about inboards! As I understand, it’s a pulley driven water pump that’s connected to a sea ****, by a hose...
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    455 Merc stalling out

    I have a 1979 searay with twin inboards (not I/Os). I was taking my normal 20 minute trek to the lake that I do every weekend. It is at Idel and I idel at 750 all day long. This time, about ten minutes into the trip, my port engine started fluttering down to 500 rpm and after about 5 minutes, it...
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    Lost Thrust in one of my Merc 260s

    i have twin 260s and when I went out the other day, one of them was Reving but not really pushing. It was at about 4000 RPM and nothing. Checked the props and no debris. Took prop off and had it looked at by my prop guy but no spun hub. Blades seemed fine with no imperfections. What is my next...
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    Merc 470 Should I Buy? Thoughts and common issues with this motor?

    I know the common consensus is that this is the worst Mercruiser they made; but is it all that bad? I have a line on a 1984 Sea Ray Sundancer with twin 470's. The boat is in overall great condition and a fair price. It is the style boat I wand but am concerned about the motors. Not that the ones...
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    New mobile iBoats site

    Sorry for the off topic, but does anyone else have a difficult time navigating the new mobile site? It takes me about an hour just to find the Starcraft thread. Am I doing something wrong? Is there anyone else having issues with it? Can we tell anyone? I don't use a computer anymore and almost...
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    2003 50hp Yamaha on a 1974 16ft Starcraft SS pitch recomendation

    Hello all, My question is in regards to what pitch i should have and what speed should I expect from this motor. Here are my stats: -Rev limit hit of 5500 rpm -Speed topped out at 29 mph -Current Pitch ~12?... I am not 100% for sure because I did not see the typical...
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    03 4 stroke 50hp cold start question

    I am about to buy a 2003, possibly 2004, 4 stroke Yamaha 50 hp electric start. The guy says it is hard starting when cold. I looked this up and found a few things online all with conflicting opinions. Are these engines hard to start when cold? I hear they do not have a traditional choke, how...
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    Idle air adjustment screw location 1983 Evinrude 75

    Title says it all, where is my idle adjustment screw on a 1983 75hp Evinrude.
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