Recent content by hoytvectrix

  1. hoytvectrix

    1990 Yamah cylinders

    I finally got the powerhead split on my 1990 50 ESD-JD, pulled out the crankshaft and pistons. Had a ring broke on the lower cylinder and scuffed up the cylinder wall. The cylinder appears to be sleeved. Is that correct? I can't find anything about sleeves on these motors. I'm not sure if the...
  2. hoytvectrix

    Boyesen power reeds?

    I'm rebuilding my yamaha 50esd-jd While doing so I thought about replacing the reeds with the Boyesen power reeds. I was wondering if there were any disadvantages to these, such as durability and life of these reeds compared to stock. I was also wondering if you would have to put bigger jets in...
  3. hoytvectrix

    1990 50 yamaha suddenly dies

    1990 Yamaha 50ESD-JD The engine will suddenly die right before my boat gets planed out. Makes a loud knocking noise when I re-start it, but it smooths out fairly quickly. Also doesn't idle the greatest after this happens. This happened twice in the past 3 days. The motor runs great before, and...
  4. hoytvectrix

    1990 Yamaha. What is this?

    1990 50ESD JD. I found this laying on the bottom of my motor near the oil pump. The 2 brown wires run across to the other side and plug into each other, so obviously it isn't hooked up to anything, just laying there. It is kinda like a button switch, it pushes down and springs back up. I was...
  5. hoytvectrix

    1990 Yamaha. What is this?

    1990 50ESD JD. I found this laying on the bottom of my motor near the oil pump. The 2 brown wires run across to the other side and plug into each other, so obviously it isn't hooked up to anything, just laying there. It is kinda like a button switch, it pushes down and springs back up. I was...
  6. hoytvectrix

    Torque specs

    I have the exhaust cover off my 1990 yamaha 50ESD-JD because I had a rock stuck in the exit port of the cooling system. On the cover it says .8KGM, which I assume is .8 kilogram meters of torque. My question is is that the torque for dry bolts, or should I put a little oil on the bolts before I...
  7. hoytvectrix

    1990 Yamaha tach install

    Hey guys, I was wondering how hard it would be to install a tach on my 1990 yamaha 50ESD-JD. Just wanted to get an idea before i went out and bought one to install on it. Thanks!
  8. hoytvectrix

    Torque specs

    I was running the river the other day and hit a gravel bar, the jet sucked up alot of gravel, to make a long story short, I have a rock stuck in the outlet part of the cooling system in the engine, right before it goes to the rubber hose to exit. The motor is a 1990 50ESD-JD and I was wondering...
  9. hoytvectrix

    Looking for a battery

    I'm looking for a good marine deep cycle battery. I'm tired of buying those cheap ones from wal mart lasting only 2 years. I was wondering what heavy duty, reliable battery should i buy? just need it to start motor, run trolling motor, nav lights and radio. I'm going to buy 2 battteries
  10. hoytvectrix

    Clymer vs Seloc Shop Manuals

    I'm looking to buy a shop manual for my 1990 yamaha 50ESD-JD, wondering what you guys prefer. Thanks
  11. hoytvectrix

    Flat Bottom vs Tunnel Hull

    Hey guys I'm looking to get a bigger boat for my 50/35 jet and I was wondering what the advantage is with the tunnel hull compared to a regular flat bottom. Both boats are aluminum jons that are 48" wide at the bottom. Thanks
  12. hoytvectrix

    1964 Johnson 9 1/2 help!!!!!!!

    I recently picked up an 1964 Johnson 9 1/2 Sea Horse outboard that has been sitting around in a shed for a while. I replaced the fuel pump and then went out on a lake. It fired right up, but idled very high when it was choked, I took it out of choke and it died. It ran again, this time I got...
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