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  1. 4

    Idle Adjustments on 1997 Ocean Runner J175EXEUC

    I have replaced both carburetor/throttle assemblies with those from a J150EXEUC. except I did exchange the high speed jets. WOT it runs fine but having problem when idling and keeping it running; Idle speed is 800RPM. The needle adjustments has to be at least 8 to 10 turns open. My question is...
  2. 4

    Carburetor interchangeability on a J175EXEUC with E150EXEUC

    I plan to replace the carbs and throttle bodies with those fron a 150 HP model. Will I have any issues or problems if I do this. Thanks for any comments.
  3. 4

    How can I test my VRO pump without running the engine

    I'm in the process of rebuilding the carburetors on my J175EXEU and would like to confirm if the fuel pump is working. I tried operating the pump with just the starter motor (no combustion) with no success. I'm assuming the pulse pressure was not enough to activate the unit. Any suggestions...
  4. 4

    Carburetor Questions Ref. My J175EXEUC

    As I understand the carburetor design there are two air jet orifices and one fuel jet orifice, the later for WOT operation. The one air jet is a fixed .040" orifice I believe to be for mid-range operation and the other air orifice is a needle valve for idle speed control. I know that with...
  5. 4

    TiltTube Removal -J175EXEUC

    Looking at an exploded view of the Midsection of a 175 hp 1997 Ocean Runner I see nothing that could prevent the Tilt Tube (Item 47) from being removed by tapping on the starboard end with a soft mallet - no way. Can someone give me a clue. Thanks.
  6. 4

    Crankcase Hosebarb Fitting Question - J175EXEUC

    In the process of rebuilding the powerhead on my 1997 - 175 HP Ocean Runner I discovered a 1/8" hose barb fitting that I don't believe had a hose attached when I disassembled the engine.. It's located adjacent to the rectifier/regulator starboard side of the engine block and goes directly into...
  7. 4

    Rebuilding a 175 HP Ocean Runner - having problem with identifying piston rings

    My 175 HP 1997 Ocean Runner froze up over this past winter due to salt water damage from super storm Sandy. This is my first ever rebuild and have followed the manual all the way. The motor had been previously rebuilt a few years ago and I'm guessing it has less than 100 hours of run time since...
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