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    1998 yamaha 250 os

    took my boat out for the first time in a month, and the heating alarm went off. water pump is new and the engine was peeing well. pulled the covers off the t-stat, there was some crude build up, but it looked as though the housing where the thermostat sits is broke. anyone have any experience...
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    bad fuel pump

    I have a 1994 johnson 150. Have disconnected the vro pump and using 50:1 premised gas. had the boat out this weekend and was running well but then the rpms dropped off and stalled. wouldn't start. pumped the bulb and the engine turned over fine. ran for a few minutes at idle and staled out...
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    How to raise engine height

    I have a 1981 25' Mako with twin 1994 150 johnsons recently mounted by a friend. The anti-ventilation plate is 2.5" below the deadrise. My rpm's wot is only 4300. From what I have read I think the engines are mounted too low and are causing drag. The engines are mounted as high as they can...
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    twin johnson 150s

    I recently put a pair of 1994 johnson 150s on my 1981 25' Mako. I have had it out a few times and they seem to be running well now. after, some basic maintenance including cleaning all 12 carbs. Loaded with fuel, (125 gallons) and two people, She can only make 23 Kts. With both engines maxing...
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    1994 johnson

    I have a j150nxerv 1994 that I recently put on my mako. There is a vacuum hose which runs from the piston to the intake manifold. the screw fitting that goes into the intake manifold is broken off. any suggestions on how to remove it. and what that part # is. I have looked at several...
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    1994 johnson 150 shift rod

    does anyone know the height requirement for a 1994 johnson 150 shift rod? thanks
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    props? bolt holes.

    I have recently acquired a pair of 1994 Johnson 150, (22" shaft I believe) (one counter rotating) to put on my 1981 25' Mako. Unfortunately there were no props with it. I am trying to find out what size/pitch? as well as which bolt holes I should use? Any help would be greatly appreciated.
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    1981 140 hp evinrude won't turn over

    Had to change the solenoid out on my engine, and now it won't turn over. disconnected all the wires from the battery, changed the solenoid, re connected everything and now the key switch is dead. I have dual 140 evinrudes. The port side starts fine but the starboard is dead. absolutely...
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