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  1. alldodge

    bravo two detent ball/spring help needed

    There are four seals and even though your not going to use the speed0 pick up I would put the O-ring in place. The lube seal is a Quad ring, its flat on top/bottom
  2. alldodge

    2001 5.7L Mercruiser misfires around 3200 rpm when decelerating under load

    Your SN is for manual 24 Need to check fuel pressure, it should be 30 psi at 1800 rpm. Going to need a high pressure gauge 0-100 recommended, and an adapter to connect gauge at throttle body by removing fuel line. Should be able to get this at most auto stores (standard GM connector). Merc...
  3. alldodge

    No spark on DDIS ignition, moving to wiring harness

    No 12V at the amp or harness feeding amp. Have 12V at the ALT and 10V at the choke, but not a big issue if only 10V, but may be part of the issue. Full 12V at the ALT means you are getting power to the harness. All the purple wires are spliced together inside the harness, so you have a break in...
  4. alldodge

    bravo two detent ball/spring help needed

    Don't know which serial number you have but the part is the same. Yours is in 4 pieces, you need to get another Detent Assy, part number 865711A02. The spring goes in the the assembly on top of it on the cover assembly item 3 http://www.mercruiserparts.com/bam/subassembly/30977/1943/210
  5. alldodge

    Mercruiser 5.0 not getting enough fuel

    Can you give the motor more throttle and keep it running at higher rpm? If so and it starts and dies at idle, then it may just be the Idle Air Control (IAC) valve. Now if it will die also with giving gas Then I would suggest a fuel pressure test. Need an adapter for the TBI p/n 91-806901 or...
  6. alldodge

    Sticky ignition?

    The possibilities are the key switch, slave solenoid/relay, neutral safety switch, or bad connection. If your hearing a click but nothing happens then this would leave the key switch out of the mix. Your year motor could have a relay or slave solenoid which powers the starter. If you have...
  7. alldodge

    Mercruiser 5.0 not getting enough fuel

    Thanks for the SN The wiring looks good, how about the fuel lines coming from the fuel filter to the pump. The fuel line had to be removed to replace the gasket, so it could be that the pump is sucking air. Suggest removing the line where ever the line was removed and check the seal. Another...
  8. alldodge

    Mercruiser 5.7 Whining Noise - Intermittent and Independent of rpm

    If the boats fuel pressure is reduced, your motor may run lean. A lean running motor will destroy it self over time. If the pump is OK but having trouble getting fuel due to a restriction in the line, a fitting or fuel filter, given enough time the pump will be damaged. Yes, changing the...
  9. alldodge

    Closed Cooling System on Port Engine Running Hot(ter)

    1) Took a look at my fuel rail a few minutes ago, mine has been changed when the repower was done. I'm going to guess the plug is 1/8 NPT, but just guessing. They do make male- NPT to shrader. Also had a look at my old VST and you should also be able to use the same fitting for the EFI's. Maybe...
  10. alldodge

    1997 MercCruiser 5.7LX Thunderbolt - Wont Start

    Howdy Here is the TBV troubleshooting guide, it will tell you what is wrong
  11. alldodge

    7.4L Bravo intermittent misfiring, & sometimes starts and runs fine?!?!?

    Yes, the tank has an anti siphon valve on it and should stop air from going in.
  12. alldodge

    2001 Mercruiser 5.0 efi wont start

    The timing may be dead one, but it is a very good idea to set/check timing. All you need is a timing light and a paper clip. Connect the timing light, start the motor then install a paper clip on the DLC connector between pins A and B. The connector is next to the ECM and should have a...
  13. alldodge

    350 Mag MPI Questions

    If your experiencing vapor lock a check valve would not help IMO. There is a check valve already on your boat and its called the antisiphone valve which is on the fuel tank. Merc installs booster pumps to help keep the fuel lines under more pressure which helps but does not remove the issue...
  14. alldodge

    3.0 l mercruiser (1989) DDIS conversion

    There are three wires connecting to the DDIS and the same wires connect to the EST. Just need to splice those into the EST distributer and coil. Purple - Ignition power Gray - Tachometer White/Green - Shift Interrupter
  15. alldodge

    Bravo 1 upper gear set clutch timing question??

    There where changes in the gears in the early Bravo housing gear set. In order to figure this out were going to need the serial number of the drive. If that is not available going to need to look at the housing and look for a circle stamp and a number near it. There was also two different...
  16. alldodge

    New alternator no power

    Howdy There is a 90 amp fuse which is connected to the starter bolt and then from it is connected to the ALT. Check that fuse
  17. alldodge

    Mercruiser 3.0 Fuel Issues

    To test the fuel pump you need to put a Tee inline between the pump and carb. You can either make it out of barbed fittings and fuel line, or get an adapter for the carb. Pressure should be 4 to 7 psi, using a vacuum fuel pump tester...
  18. alldodge

    Closed Cooling System on Port Engine Running Hot(ter)

    Yes, manual 16 is the one, and if you look on page 5C-60 it shows an illustration of the fuel service tap. That tap is a shrader valve which allows the pressure gauge to be attached. Running one from a line going into the VST just gives you your low pressure pump output. The scanner will give...
  19. alldodge

    1997 Mercruiser 4.3LX Gen + convert to electronic ignition system

    Looks like you have the TBV ignition. Here is you troubleshooting chart And wiring
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