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  1. drtyTshrt

    I want to swap Mercury 200 hp 2.4 EFI to carbs.

    The ECU is dead. Sn C126437 Can I get some direction to track down parts and part numbers to do this swap? I believe it is going to be a good bit of details but I and just getting started. I have horizontal reed blocks if I remember correctly. I would like to buy the parts needed or a parts...
  2. drtyTshrt

    Compression numbers

    I have head gaskets on order. I hope that to be the case of a overheat at idle condition I have been chasing. I had 118 PSI across the board when I bought the motor. I have beached it and tried to carry it back with me once but I never have had many buzzers and always at idle. The pee hole...
  3. drtyTshrt

    What is this valve plug for?

    [/URL][/IMG] [/URL][/IMG] My motor info is in my sig. The oil injection has been removed. This screw in one way valve is just pluged with a bolt and leaks fuel. Can I install a brass plug in its place? What was/is it. It is at the bottom on the right side of the motor.
  4. drtyTshrt

    what is the gunk coating my coil connections

    I am replacing spark plug wires and there is a thick green coating on the connector at the end of the wire at the coil. Should I clean inside the coil connection? What is this gunk and where did it come from? Must be oxidation. I'm gonna clean it out of there.
  5. drtyTshrt

    I am missing my rectifier

    My battery is not charging while the motor is under power. I did the search and determined it to be my rectifier because I co\rossed the battery wire one time. I bought the Radio Shack part and came home to install it and lo & behold it is missin. I read where the old man said to toss it or the...
  6. drtyTshrt

    Trim Motor

    Re: Trim Motor All is not well. I have a short in this wire bundel. The trim wires come out of this bundel and the rest make connection in this big plug. The motor tilts up and down using the switch on the motor but not the switch at the helm. I have run wires from the switch at the helm back...
  7. drtyTshrt

    Trim Motor

    The three wires coming from the trim motor,Green, Blue, Black. Is the Black a ground or does it connect to the starter soleniod? My trim motor has been tempermental so I decided to clean the contacts on the solenoids. Long story short I replaced the two starter solenoids and my trim motor still...
  8. drtyTshrt

    fuel/filter water/seperator with sensor

    What does the sensor sense? Mercury Marine 35-18458Q3 replacement parts - iboats
  9. drtyTshrt

    Fuel filter over kill?

    Is there such a thing as too any fuel filters? I have one just out of the tank in line. Then the fuel/water seperator. Then there is a small in line under the cowl. This is a 1989 200 EFI Merc. I thought about putting a fine mesh screen inside the tank on the pick up tube as well. All of the...
  10. drtyTshrt

    gear shaft

    I was changing the water pump today and the long gear shaft broke at the spline. I looked up what I think is the part. 1989 200 Black Max. Please tell me this part is not $850.00. I already have it out from the little roll pin in the cowl and pulled it out from the bottom.
  11. drtyTshrt

    Fuel Tank

    Re: Fuel Tank Tanks out. Does anyone know where to get a bladder or a 70 gallon plastic? Any suggestions? I do not want to go any smaller than what came out
  12. drtyTshrt

    Fuel Tank

    Re: Fuel Tank I siphoned about 5 gallons of water out yesterday. I am going to keep cleaning and run some fresh fuel and filters along with some Seafoam and Pray I do not have issues. I have a 25 gal. Aux tank for emergency.
  13. drtyTshrt

    Fuel Tank

    I need to acces my fuel tank.Can I just take out the screws from the floor panel and slide it back? Do I need to take the screws out of the helm as well? 1989 20ft center/console SeaCraft Tracker.
  14. drtyTshrt

    Steering cable length

    Re: Steering cable length This is my vessel.1989 SeaCraft. It needs a steering cable and the 70gal. internal fuel tank cleaned. Other than those two issues the trailer is H/D everything. The 1989 Mercury 200 Black Max has 120 PSI across all 6 cylinders. The bimini top is new. $3850.00. This is...
  15. drtyTshrt

    Steering cable length

    My boat is a 20ft SeaCraft C/C. My steering cable needs to be replaced. Can you good people recomend a steering cable length? I have a Teleflex SafeT helm. I do not have the cable out but I want to go ahead and order it. I am also having trouble up loading jpeg files from my computer. Is there...
  16. drtyTshrt

    1989 s/n c126437

    The cowling says it is fuel injected. I believe it to be carbed. I can see 4 butterflies in the breather box. Can someone shed some light on my motor? This is the first Mercury I have owned. It is also a one piece cowl not split.
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