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  1. 85stratosman

    1985 Merc XR2 150hp Fuel Issues

    Hello all, I have a 1985 Merc XR2 150 that I am having some issues with and it is about to drive me crazy. Here we go! When you run the motor on muffs it sounds great and no fuel leaks and primer bulb stays hard. Now when you take it to the water it cranks great has good idle and when you gas it...
  2. 85stratosman

    1985 XR2 150 Water System and Compression

    I have a 1985 Mercury XR2 150 Serial Number A178856 that i am having some issues with. I have water coming out of a little hole of this thing close to the number 5 cylinder right under the switch boxes, I pulled it out and it has a rubber ring and a spring in it. I cant find a name for it to...
  3. 85stratosman

    Lower unit question on 1989 XR4 Merc 150

    Checking out this Merc xr4 150 to buy the people sware it runs but I cant crank it cuz it needs a starter put on. The other situation is all johnson and evinrudes I have ever had to me when you put the motor in gear to engage it you should not be able to turn the prop with your hand. This one...
  4. 85stratosman

    Is the 1979 Johnson SeaHorse 150 A Good Motor?

    Well after running into alot of problems on my 1987 Johnson GT 150 and discovering it would run around 3 grand to have rebuilt, I found a 1979 Model Johnson Seahorse 150. The motor's compression is good with 113 psi being the lowest and 120psi on three cylinders being the highest. The lower unit...
  5. 85stratosman

    87 Johnson GT 150 Motor Please Help

    I took my motor to the shop and here's the scenario, I have between 6 and 10% leak down on all cylinders except #5 and there is 50% on that one. They will not fix just that cylinder they want to put new pistons in all six. Heres the question, if I buy the piston and rings and all the gaskets is...
  6. 85stratosman

    Questions on Johnson GT 150 Please Help

    Ok so I got the Johnson GT 150 put on my boat and everything hooked up, a lil time consuming but it looks good. I thaught the motor was an 89 model, but after looking up a part it could be an 87. The serial number is J150GTLCUR. I took the boat to the lake and tried it out. It cranked great and...
  7. 85stratosman

    Questions about a 1989 Johnson GT 150 VRO

    I am checking out this 89 johnson GT 150 VRO to put on my 18ft stratos bass boat because I am over rated right now with the Mariner 175 and can not fish tournaments. The questions I have are as follow, I run a compression check and all cylinders except for #5 checked out right at 100 and #5...
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