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  1. K

    77 Evinrude 70hp been sitting in florida sun

    My father-in-law handed down a 1977 Glastron with a 70hp Evinrude to my son. The boat has been covered and mostly sitting on a trailer in the Florida sun for the last 15 - 20 years. I picked it up last weekend and its in pretty good shape. Not sure when the last time the motor was started...
  2. K

    84 merc 50 hp carb leaking

    I've rebuilt my walbro carb, twice. I've put new gaskets all around, twice. The engine is running great, but I am leaking fuel on top carb. It looks like it may be coming from the bowl gasket and/or bowl screw. when I run the engine with the muffs on I can see the fuel leaking, but not sure...
  3. K

    84 50hp Merc Walbro Carb Question

    I am in the process of rebuilding the carbs on my 1984 50 hp merc. It has two Walbro carbs installed. Does anyone know the purpose of the Fuel Bowl Baffle? It is item 7 on the attached diagram. In cleaning the parts, the little tab that holds the baffle in place broke off. I'm able to...
  4. K

    Switchbox Question

    I have an 84 50hp Merc. I need to replace the switchbox. I have researched to find the a switchbox. The CDI website calls for a 114-5772 cdi part number. It states that it replaces the OEM part numbers 332-5772A1, A2, A3, A5, A7. My question, does anyone know the significance of the A...
  5. K

    Rectifier Question

    I have an 84 50hp merc. I did a continuity check on the rectifier. When I checked the continuity from ground to terminal A, no continuity, when I check ground to termina C, there was continuity. My question, the manual says that the test indicates that there should not be continuity to...
  6. K

    troubleshooting 85 merc 50 hp motor

    I have posted and a few times and have been researching on iboats. I know now more about outboard motors than I ever thought possible. My problem is engine bogging while going WOT. I found that cylnders 3 and 4 are not getting spark. I have found the cdi electronics webste to have good...
  7. K

    Red or Black Stator

    I have an 84 50hp merc mdl 1050524 ser 6485908. I have read the merc manual for the engine and it refers to either red or black stator. Is there a way to know which stator is being used based on the serial number or is there another way to check? I was hoping to find out before I take the...
  8. K

    85 50hp merc - no spark in cyl 3 and 4

    I have been having problems with a going wot and engine with no power. In low speed and in neutral it runs fine. Under load, no power. I thought it was a fuel problem so I rebuit the carbs and fuel pump. Today I noticed when I changed the plugs, that plugs 3 and 4 look brand new. So I am...
  9. K

    merc compression test steps question

    I have a 1985 merc 50 hp 4 cyl outboard. I bought a compression tester today. My question, I have read many posts on how to do a compression check and there seem to be many different ways to do one. I will list the steps I am going to take and if you wouldn't mind, check to see if I missed a...
  10. K

    1985 50 hp Merc question

    First, I am somewhat of a newbie to outboard maintenance. My motor has no power under load in WOT, in neutral, runs fine. My question may be simple, but I hope someone with more expertise can help. If the motor is running fine in neutral, could it be a stator problem? I have changed the...
  11. K

    84 Mercury 50hp timing and sync

    Hello Folks, I have had a problem with my motor running fine in neutral and it runs fine at slow speed, but when I get on the throttle, it has no power. I am in the process of rebuilding the carbs, replacing plugs, any other suggestions are welcome. I have read through many of the forum topics...
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