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    slipping prop or something worse

    I just bought a new prop a little over a month ago. I have a Nissan 90HP and put a 13 pitch prop to get my WOT at 5300 with a full load (3 people, 15 foot shallow sport, and gear, 3/4 tank of gas). I did this so when I have less load I would be close to 5500rpms max. Well the last few trips...
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    Trolling motor from 24v to 12v

    My boat is set up for a 24v trolling motor. I just got a 12v trolling motor. I didn't know at first but when I plugged it in, it worked but then it stopped. I looked underneath and saw it was connected as a 24v. I'm going to check the 50amp fuse and can I just rewire the trolling motor to one...
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    89 Nissan 90HP reving coming in continually

    I've noticed the past few weeks that when I'm heading out everything is fine. I have no problems getting anywhere or getting out. I fish the Lower Laguna Madre was on average is about a foot and half or so. I mainly get where I want to fish then get out and wade. I have a 15 foot shallow sport...
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    Prop causing cavitation...how to resolve

    It started with a spun hub with the original prop. That prop was a 17 pitch. I had just recently bought the boat and I believe the prop is the original from the 80's. Motor is great though. So I ordered one from iboats, 17 pitch, and when I took the boat out I was running at 4500rpms. I wanted...
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    How much rpm's do I lose with one extra person?

    I have a 15' shallow sport sled with front and just added a rear tower. I also just got a new prop to replace the original one that had a spun hub. It is powered by a 88 Nissan 90HP with 132psi compression on all cylinders. Today I had three people with a combined weight of 550 lbs. The prop is...
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    removinga space washer from a nissan prop

    i just bought a new prop here from iboats.com because i had a spun hub. Everything is ready to install but I can't get the space washer out of the old prop. I called a boat place to see if they could do it and he told me over the phone, just to tap it with a hammer on one side. Then I went to...
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    Nissan 90hp hard steering

    I took the steering cable out to see if this was the cause of the hard steering. When out, it turns easy I could use two fingers to turn it but when I place it back in the tube and hook everything back up, it is hard to turn again. I cleaned out the steering tube and regreased it but it seems...
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    tilt and trim troubleshooting

    i just bought a used cmc hyraulic power lift and installed it along with a relay and switch. before i installed the power lift i was able to test it by connecting it directly to a battery to go up and switch the wires to come back down. the switch is new...it had just up and down. now everythin...
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    Rewiring Prices

    I just took my boat to the local marine shop to do a standard rewire on my boat. They gave my a estimate of $500 (labor 4-5 hrs @90/hr, wires, and misc.) I feel pretty confident in my mechanical skills and was wondering if I could do this myself at a considerably less cost. I just had the boat...
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    help with re-wiring woes

    i just had my boat completely redone from top to bottom, hull wise. now the guys that were doing the job were fiberglass workers and i had everything replaced new except the wiring. they were going to re-wire as i had before but i told them i wanted to have the wiring redone new as well. they...
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    impellar causes...

    i know the impellar keeps the motor from overheating but what other promblems could it produce? i have a 73 evinrude that i am going to change out the impellar on but would like to know for future reference.
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    deductive troubleshooting help

    i had my carbs cleaned out a few weeks ago and my boat ran fine. went out last week and everything ran really smooth. a few days ago i took the boat out fishing and decided to catch some bait in the shallows. it was a little windy so i used a push pole to try and stay from going aground. i had...
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    boat does not plane anymore

    last week took the boat out with the family and she was fine. she planed within a couple of seconds, good speed. took her out yesterday with family again but this time i stopped to get the bait in the shallows and she didn't ground but i was idling there for a while and tried to back her out...
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    expected life of prop hub

    what is the normal life expectancy of a prop hub? what can you do to prolong or any maintenance that can be done to ensure optimal performance. Is there any visual indications that a hub is beginning to slip?
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    what is the oil/gas mix?

    i have a 73 135ph johnson that i recently purchased and have been using a 50:1 mix ratio. Today i had to take her, long story, but to a boat mechanic. turns out my carbs had some gunk in it. so they did a rebuilt and she's running great now. when we ran her it smoke a bit but it had always done...
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    what pole on tach?

    i have 73 135hp johnson that i am installing a tach on. what pole should i put it on?
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    idle, WOT, and adjustments priority help

    ok, some good things and some bad. i started to do a link and sync and ended up tinkering with things before i started. originally at WOT i was going only about 24mph. i've been reading the service manual but need to get priority list. i found that at WOT the carbs weren't open all the way, so i...
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    link and sync questio

    i plan on doing a link and sync today. it calls for a timing light. could an automotive timing light work? or what would you suggest?
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    73 johnson 135hp carb question

    i recently bought a 73 johnson 135hp from an older gentleman that works on outboards. he told me that he had changed the carbs to be a 90hp and that on this particular model the difference in hp is basically just the carbs. now i just want to clarify this. i asked him if later that i wanted to...
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    do i need to replace seals on lower unit?

    i have a 73 johnson 135hp. i recently changed the oil on it a couple of weeks ago. i have noticed a little bit of oil from behind the prop after a day out but am thinking it may be unburned oil. but today i noticed that there was so oil leaking from one of the vents on the starboard side. it...
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