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  1. S

    350 MAG MPI stalled. Will not restart

    but would that also give low voltage at the ignition switch and gauges? Theee is zero room to reach around these engines on a Searay!
  2. S

    350 MAG MPI stalled. Will not restart

    rail pressure checks out 38-40 PSI with ignition on. New problem although my batteries are good I lose all voltage on port side gauges and ignition. I have a smart charger plugged in with AC at the dock. voltage goes to zero. no crank. nothing. I had noticed when she first stalled and i...
  3. S

    350 MAG MPI stalled. Will not restart

    ok
  4. S

    350 MAG MPI stalled. Will not restart

    My 2005 350 MAG MPI has been running perfectly. Suddenly while cruising speed she quickly bogged down and stalled. Will not restart. In the spring I changed cap and rotor. After stalling I replaced IAC and cool fuel filter just to try. No help. She sounds like she wants to fire up and start...
  5. S

    Idler pulley bushing

    I have to change the idler pulley, and the bushing that comes with it. Can I press the bushing in with simple tools? Or should I bring it to a shop and have it done? Its part # Quicksilver/Mercury Idler Adjustor Bushing 865193 Thanks!
  6. S

    Bravo 3 ram anode - stripped holes

    I appreciate your help this is turning onto a pain I managed to get a 10-32 tap in and turn it PAINFULLY SLOWLY with pliers to try to chase the threads. It will hold the bolt with out the anode on. But when I try to attach the anode the 3/4 inch bolt is not long enough to get a grip into the...
  7. S

    Bravo 3 ram anode - stripped holes

    oh sorry - the hex bolt head is 8mm i dont know what the thread diameter is
  8. S

    Bravo 3 ram anode - stripped holes

    10-32 is the size that is larger than what is there now?
  9. S

    Bravo 3 ram anode - stripped holes

    I cannot get the little 8mm bolts on the collar zinc to bite into the ram end cap holes. It seems stripped holes is a common problem There is no room to tap new threads without dissasembling the ram, or get a drill in straight to add a helicoil. Someone suggested using a 3/4 x 2 1/8 inch...
  10. S

    350 MAG MPI Distributor cap and rotor change - Mercury vs. Sierra

    I would think vented is not a good idea on enclosed gas engine compartment?
  11. S

    350 MAG MPI Distributor cap and rotor change - Mercury vs. Sierra

    Interesting Summit Racing has brass caps with a vent to reduce moisture. Are Mercury/Sierra vented? Is vented a good idea on a boat in salt water environment? https://www.summitracing.com/parts/sum-g5225
  12. S

    350 MAG MPI Distributor cap and rotor change - Mercury vs. Sierra

    Its 2005 - crab type. GM/NAPA does not have brass studs so statying away from them,
  13. S

    350 MAG MPI Distributor cap and rotor change - Mercury vs. Sierra

    Mercury OEM parts are hard to find and back ordered . Some of the reviews for Sierra on Amazon are pretty bad. But the dealer says he uses Sierra Dist Caps all the time and no problem What is the consensus? Sierra also much cheaper of course.
  14. S

    5.7 MAG 350 MPI HORIZON - No start oil pressure switch?

    I am in the process of trouble shooting and now on to the oil pressure switch. Can anyone advise the correct part number? Also, Is it the 3 wire switch as in the photo (pink/black, gray, blue) and if I jump it to test , which wires should be jumped? SN OW061000 Thanks
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