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Recent content by mroman59

  1. M

    lower gear unit leak test ?

    Hey guys, I have a BF100 10HP Honda engine and I want to perform a leak test on the lower unit. Does anyone know the vacuum/pressure specifications necessary for this test? Thanks, M.R.
  2. M

    Coast Guard approved fuel line - help

    I went to the boat shop to buy some fuel line for my primer bulb. They said the line you have to use is "coast guard" approved therefore it is different than regular fuel line used for automotive. They had two lines, one for inboard motors and then the other they said is required for my primer...
  3. M

    fuel filter question, BF100

    Hey guys, when I picked up my BF100 I decided I wanted to install an inline fuel filter. There is a filter located in the fuel pump, which was actually dirty when I inspected it. The manual that was given to me shows a filter that is located under the cover and mine has none. The filter in...
  4. M

    Motor dying on full throttle - problem solved

    Well as some of you may know I was trying to solve a problem with my Honda BF100 10HP. It was running fine and died after full throttle. I picked up the motor from some guy who was having this issue and he said he didnt know enough to try to fix it, so I took a chance thinking it was the fuel...
  5. M

    New question, BF100 coil reading too high or too low?

    Hi guys, I just decided to test my ignition coil's primary and secondary resistance values. I have a BF100 with the serial no. that shows my coil is 30500-881-004. I emailed Honda and they sent me a document stating that the primary is 0.56 ohms +/- 10% and secondary is 8k +/- 20%. I took...
  6. M

    Honda BF100 CDI motors - online parts list?

    Those of you who have a BF100 CDI motor, what Honda website parts list are you using? Thank, Mike
  7. M

    BF100 owners with points and condenser

    I found a condenser that can be used for the obsolete one. The original has a capacity of 0.24uF, according to my manual. I called a manufacturer of condensers and they looked up one that had a similar capacity. They have many, but gave me one that is sold in Advanced Auto Parts. It is G610...
  8. M

    Water Pump - Help

    Hey guys, I believe I successfully put my seals in my lower unit and put it back on the motor for testing. I was proud of myself until, I realized my water pump was not working. I have put one on before on my Johnson and had no problems. This motor is a BF100 and everything seem to go well...
  9. M

    ignition coil testing question

    I wanted to get my ignition coil tested so I inquired at a local boat shop to see if they could do it and what the cost would be. I was thinking I may have a coil problem for several reasons and the main one is that the engine runs good, but when I hit full throttle on the water it just dies...
  10. M

    Water Pump question

    I am putting new water pump gaskets on my BF100. The book mentions rubber gaskets , however when I purchased the gaskets according to the part no. they are not rubber, but the paper material type (? ). I assume Honda may go back and forth with the material for these gaskets just like they do...
  11. M

    shift rod selector movement while lower unit is off ?

    Hey guys, just wanted to double check from a previous email inquiry. I have my lower unit off my BF100 10HP motor, 1978 year of manufacture. I believe when before I disconnected the lower unit, I was able to grab the sift rod and move it up and down easily through the gears. I just watch a...
  12. M

    Honda BF100 10HP , lower unit removal methods - HELP

    Hello, I tried to drop lower unit from my outboard and it appears the shift rod joint (at shift arm) in engine compartment must be removed from the shift rod. The diagram in book is showing threads. Of course I do not know how to get it off. It is getting hung up at the rubber grommet. It...
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