Logo
FULL SITE MENU

Search results

  1. S

    Home Shore Power, no power

    My boat is 250ft from the nearest house AC GFCI receptacle. I wish to use the AC battery tender, installed on the boat, powered from my [lake] house, e.g., like shore power. I installed, across from my house (road), a Male outdoor enclosed AC receptacle. Near the boat (225’) is a female...
  2. S

    Won't Start, turnsover

    2004 350 MAG #0W010098 There’s a thread below where the engine would stall. Today, because the plugs were old, I changed the plugs, one at a time, now it won’t start, Yes I rechecked the boots and finger felt. I use dielectric grease on the plug porcelain. I don’t think that the...
  3. S

    Boat runs then stalls underway, then starts right up

    2004 350 MAG #0W010098 Ideas? Based on threads the oil pressure sender switch ( P/N: 8M0068784 ?) appears/seems to be the culprit. Can you tell where the sender is physically located on the engine? Like to take it out in the water and have hatch supports and dividers to remove. I have a...
  4. S

    Trim Fluid Changes

    Lake 2004 350 Mag Outdrive trim motor/tank (w/ trailer & helm switches) Is there anything wrong with my trim? No, and I don't want any, however, the trim tank hydraulic oil has got to be almost 20 years old, unless it was drained when the outdrive was rebuilt 5 years ago. Do they drain...
  5. S

    MerCruiser Bravo Four S Forward-Facing Drive, Comments?

    Drive Comments? Pushing vs pulling? https://www.boatingmag.com/boats/mercruiser-bravo-four-s-forward-facing-drive?utm_source=internal&utm_medium=email&tp=i-1NGB-Et-XzC-1Nr8nG-1c-56PH-1c-1NrGaK-l76mBl4xvu-GC6OJ
  6. S

    Sensors

    2004 350 Mag (Maine lake ski boat) What sensors would you recommend I replace on this engine as part of off-season maintenance? Only OEM parts will be used. I don't want it being a FW boat to interfere in any recommendation. If it ain't broke don't fix it, doesn't apply, and I have reasons...
  7. S

    Schrader Valve Tooling

    2004 350 MAG Engine Model Number: 4-442067RS Engine Serial Number: 0W010098 I hear a lot discussion about accessing fuel pressure via the rail Schrader Valve. I have never accessed fuel pressure via the Schrader Valve...Is there a Mercruiser/GM kit, and/or adapter, I should be interested to...
  8. S

    Alternator Purchase Decision

    2004 350 Mag #0W010098 Alternator P/N's: #863077-1 and #863077T Family says squealing noise coming from alternator at low speeds, goes away at high speeds (I'm not at boat location yet). Forum searches seem to confirm alternator. Family removed belt rotated pulley's and said all pulley's...
  9. S

    Engine Scan Tool - Recommend

    2004 350 MAG MPI What is the purpose of a scan tool, e.g. is it only good for problem engines? Is there different scan tools for different engine systems? Whats a good non-professional all purpose scan tool for this engine? (I assume the documentation associated with the tool provides the...
  10. S

    Neutral Shifter Handle Detent

    2004 350 Mag I don't really feel a "significant" detent for neutral on shiftier handle. On several occasions engine was in gear and didn't start without "playing" with shiftier handle. Very recently mechanic along with outdrive replaced the shift cable (receipt says cable kit - shifter). I...
  11. S

    What about Drive Showers....

    What's a Drive Shower? Is it a gimmick? Is it worth it? When would you want one? (e.g. Racing? High Performance?) One popular SS brand is Simrek (<$200)...
  12. S

    Cable Unconnected or Harness Extention?

    2004 350 Mag I removed the fuel/water separator to gain access to the water pump drain holes and this loose cable seemed to popped out. It goes from the HP fuel pump/separator area over the forward top portion of the engine (intake) to the panel located just behind drive storage bottle/lube...
  13. S

    Anti-Siphon Valve Picture

    2004 350 Mag There's been a lot of discussion in the past year about the anti-siphon valves. So I figured I'd try to find it and take a picture. Below is my what I believe is my Anti-Siphon Valve. Not sure how to remove it other then unscrew it from the tank, if it wants to be unscrewed. I...
  14. S

    What is meant by the term Engine Alignment?

    2004 350 Mag Bravo 3 with power steering There's been complaints the new used family boat pulls the the right/left with wheel/helm centered. I blame it on the wind, rain and waves, however, "this" board sometimes discusses the need for an engine alignment with various repairs, and with an...
  15. S

    Oil Filter Fixture (scewed mount)

    2004 350 Mag Just an observation. I had to cut off the oil filter the previous owner installed. I tried starting the engine to get the oil hot, used a 4’ persuader (bent my good wrench and dented wall of filter), etc, etc. When I removed the filter, I noticed there was nothing but the...
  16. S

    Wort turnover, new battery

    Have accessories but no dashboard gauges, switch is in "All" position, lanyard switch is "On". I don't hear the fuel pump or what ever pump starts with key in On position. I tried pressing a red button aft of carb, but nothing. Fuses on dash in normal recessed position. More engine fuses...
  17. S

    PCV Valve Question

    I'm going through my newly acquired 2004 350 Mag MPI, and on my list is replacing the Positive Crankcase Ventilation (PCV) valve. The one I removed from the engine is 100% plastic and you can stick your little finger almost right through it. (The vent tube is a corrugated like the ones you...
  18. S

    MerCruiser Gen II and In-line Fuel Filters

    2004 Cobalt -350 Mag MPI Newbie 1. Any problems with filling the new GEN II filter with gas before installing the new filter in the GEN II unit? Its installed vertically right side up -easy to do no/little spillage. Hoping it will help with priming and a very cold start. As a newbie with...
  19. S

    Spark Plug Removal Help - 350 MAG

    I removed hinged engine cover deck support pistons and other equipment to get me to sit down on a moving packing pad a foot from engine (comfy). Now, please tell me how to change the plugs and wires I can only feel with one hand next to and a fraction of a inch below the exhaust manifold (stbd...
Back
Top