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  1. alldodge

    Is this fuel pump oil switch NO, and 1/8" NPT thread?

    It's 1/8 NPT
  2. alldodge

    Were we experiencing vapor lock?

    Yes, most likely VL
  3. alldodge

    Mercruiser dies after getting on temp

    How many wires are on the coil and what colors?
  4. alldodge

    Is this fuel pump oil switch NO, and 1/8" NPT thread?

    5-7 psi will close the switch
  5. alldodge

    Problems starting after fuel filter/water separator change

    Agree with Scott disconnect Tach gray wire
  6. alldodge

    Tensionless Timing Belt Replacement?

    Don't know about your motor but my new Verado service manual says the belt is replaced by using a tool and rotate the motor which rolls it off and back on
  7. alldodge

    Aftermarket fuel pump recommendations

    Have to agree If your working on a carb motor, about all of them will work, some better than others If this is EFI, well that can be a different issue
  8. alldodge

    454 mag mpi chuggles/stalls

    MEFI's all use fuel tables The table simply is a X and Y column table. rpm = A Temp = B MAP = C injector pulse with = D This is some of my old 509 info
  9. alldodge

    MAP pressure readings

    Manual 36 has the info
  10. alldodge

    MAP pressure readings

    Sounds right 12 to 16 inHg at idle and 12 to 13 inHg at WOT Far right scale is psi
  11. alldodge

    08 350Mag/B3 eng low voltage

    Need to fill the filter up. Electric fuel pumps don't suck very well like mechanical ones Cycle the fuel pumps and keep bleeding the fuel rail until all the air is out, then try to start
  12. alldodge

    454 mag mpi chuggles/stalls

    It is a puzzler and I don't have anymore ideas
  13. alldodge

    454 mag mpi chuggles/stalls

    Don't see that happening, is the fluid dark and burnt odor ?
  14. alldodge

    Stretched Shift cable. Cut to shorten?

    Need to find the center of the cable first using a fine tip marker. Loosing the 2 bolts holding the interrupter bracket so switch sits in center of Vee Yes sliding the cable up gives more movement with lower cable but that should be compensated in both Fwd and Rev by making sure the switch is...
  15. alldodge

    Stretched Shift cable. Cut to shorten?

    Don't cut, it's not adjusted correctly The cable could be twice as long and still work because the inner cable goes in and out the same amount Which drive and do you have the manual?
  16. alldodge

    454 mag mpi chuggles/stalls

    Was looking for water temp and forgot about your diacom. Motor started, air temp went from 119* to 118*, and then motor died, correct?
  17. alldodge

    Problems starting after fuel filter/water separator change

    Assuming this was a blue or white spark (3/8 gap) and it repeated this spark several times as engine was cranking What we know; Have spark Fuel pressure is low but available at 30 psi Remove flame arrestor, dribble a very small amount of gas down the throttle body. Crank motor and answer does...
  18. alldodge

    Slowness to get on plane and new vibration after big waves

    Assuming carb motor Start checking electrical connections, plug wires, the hard hit may have dislodged something. Does it still start and idle the same?
  19. alldodge

    454 mag mpi chuggles/stalls

    ok, your swapping the intake plenum not the intake Still don't think it's fuel, more intake leak or temp sensor Place voltmeter on intake sensor wire feeding ECM. Note voltage with key on motor off. Start motor and note changes if any
  20. alldodge

    454 mag mpi chuggles/stalls

    Your thread at Marine Engines list you swapped the ECM's and harnesses and there was no change. Swapped complete intake with all sensors and no change Everything on the new motor works fine on the old motor, and everything on the old motor has no effect on the block motor. Prior to new long...
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