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Hello, I need to replace the injection/vapor separator on my engine. Some web sites list part # 0439347 as being available, and some web sites list that part # as obsolete, and replaced by part # 5004428. Model # of engine is RE115FSSIF. Would prefer to have the newer part #, especially if...

When the motor is cold, PSI as measured at the schrader valve is mid 20's. With the engine idling, pressure slowly falls off, over 10 minutes or so, to 5 PSI, at which point the motor usually coughs and dies. Does this sound like a bad injection pump ?? Pressure at the lift pump, as measured...

Hi All, Long time watcher, first time poster. I just bought a boat with the aforementioned motor. Motor easily starts and idles, even idles fine in gear. Over a period of a couple of minutes, RPM's drop maybe 50-100 RPM. I can squeeze the primer bulb, and the RPM's go back up. Trying to...