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  1. DamianJP

    89' Blackmax help

    Hello Iv'e been working on a 89 Blackmax 150 XR-4 and had a couple questions. Just did the Poppit complete, Water pump complete, Fuel pump, T-stats and Warning horn. Used to get 0-1 Idle 3-4 50% 7 WOT PSI Now I get 1-2 Idle...
  2. DamianJP

    55hp 1977 Johnson

    Hello Have a 55hp Johnson 77' (Model: 55773D Serial:E0005284) and had a quick question. I had the motor running about a month ago, and would start fine other than a fuel issue. Now when I try to start it, I get no spark on both of the cylinders. Mabey someone could help me out a bit...
  3. DamianJP

    Torque question

    Hello Putting back T-stats covers and poppit, what are the torque specs for those 'guys'? 12.5 lb for both? Mercury Blackmax XR-4 '89 Thanks, Damian
  4. DamianJP

    Preload Pin or Not ?

    Hey people Have a Mercury XR-4 0B289510 and had a question about the preload pin. When I dropped my L/U , I noticed that there was a hole at the top but there was no pin or spring in there.Does anyone know if my motor has that preload pin? Could it stick up there from heat or...
  5. DamianJP

    Fuel Pump troubles

    Working on a XR4 '89 fuel pump and when I dissassemabled it, for the Diaphragms it had two Solid ones. ---Why do I have a hole through the fuel pump base? Seems like the Diaphragm(Solid) against it blocks it. ---Also on the Chamber plate, it had a Diaphragm(Solid) against it aswell. Seems...
  6. DamianJP

    Water pump question

    Hello I'm changing out the water pump for the first time and have a couple of questions. Merc 150 XR4 '89 1) On the water pump base with the o-ring that goes into the recessed circle area against the nut that holds the roller bearing. The service manual has two parts listed as...
  7. DamianJP

    Older Nissan 2.5 some info needed

    Hello I have a Nissan Serial:93787 Model: NS2.5A2 314-1 and needed to know if theres any way to get parts for it. Iv'e looked at Nissan's page, but seems like it is only newer motors. Thanks, Damian
  8. DamianJP

    Black Max 175 info

    Hi I have a Black Max 150 XR-4 (OB289510) and wanted to know if parts (LowerUnit most importantly, But some other's aswell) from a Mercury Black Max 175 (OB242147) non-XR series fit the 150. Info so what Ratio would the L/U on the 175 be? Seloc had only 3 listings for the 175 and the...
  9. DamianJP

    Johnson/OMC Need Info / Thottle Box

    My dad has a Johnson/OMC 55 HP ---Model.55773D---Serial.E0005284--- and I basiclly had 4 questions. 1.Year / Spark Plug 2.If I can find a replacement Control Box (Falling apart) 3.Should any water be leaking out of lower unit and around the L/U seam? 4.Just genral info like weight ...
  10. DamianJP

    Year/Info on Sailmaster

    I have a Sailmaster 6hp sea horse with numbers... Mod No. J6SLCCS Serial No. 7629970 Anyone have anything on this motor. Thanks, Damian
  11. DamianJP

    1989 150 Merc Black max XR4 no warning horn?

    I never got a beep when starting the boat or nothing which leads me to belive I have no warning horn for my Oil Injection / Temp. Iv'e read were the console is the ideal place for it but I cannot find it there. Is there one on the engine as back-up? If not what do I need to Install one under my...
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