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  1. Scott Danforth

    5.7 Mercruiser stalls out

    Not wiring or it would not come and go Measure fuel pressure while under load I don't trust anything pertronix
  2. Scott Danforth

    1995 Commodore 272 fuel gauge inaccurate

    Yes
  3. Scott Danforth

    350mag Mpi

    Your gauge is off as new motor spec is 150 psi. However as long as your gauge reads with a 10psi window across all 8 compression is good Check fuel pressure
  4. Scott Danforth

    Fuel dumping in 5.0 cobra 1994 mechanical pump, not electric.

    Unbolt the two halves and re-clock the bottom Or just get a diaphragm kit for your old pump
  5. Scott Danforth

    Everything done but low rpm at WOT. Distributor spring?

    No. Read ground to coil + The negative is pulsed by the dizzy
  6. Scott Danforth

    Scratching my head.. ( Tilt Trim motor )

    Do you have a 3-wire motor or a 2-wire motor?
  7. Scott Danforth

    Bayliner Capri 2150 resurrection.

    It's in the secondary jets/metering
  8. Scott Danforth

    In-boat camshaft replacement - 7.4 Mercruiser

    Don't be surprised if you have an oil leak Break in is 2000 RPM for 20 minutes.
  9. Scott Danforth

    Prop not turning when in gear

    Coupling splines? Coupling itself Bad shift cable Toasted gears Could be any of the above
  10. Scott Danforth

    Valve Cover Vent putting out excessive smoke.

    Dribbling injectors washing the oil off the cylinder walls Leaking manifold cross over dropping water into the oil
  11. Scott Danforth

    Fuel dumping in 5.0 cobra 1994 mechanical pump, not electric.

    https://www.summitracing.com/parts/crt-m60389 $79 for the ford pump the GM ones are under $50
  12. Scott Danforth

    Everything done but low rpm at WOT. Distributor spring?

    yes, anything above 2 psi and the floats open then the next thing is the proper sized carb.
  13. Scott Danforth

    Everything done but low rpm at WOT. Distributor spring?

    the coil will fire until voltage is below 9 volts.
  14. Scott Danforth

    Inboard Engine question

    the only downside to points is if they sit, the point faces oxidize and need to have a points file run thru them. this is normal spring time tune-up. takes less than 5 minutes to file points, set dwell and set timing and that includes finding the dwell meter, timing light, screw driver...
  15. Scott Danforth

    Fuel dumping in 5.0 cobra 1994 mechanical pump, not electric.

    all the amazon ones are chinese junk original mechanical pumps are Carter. under $50 from Summit Racing test the fuel pressure. more than 7psi and you run the risk of pushing the needle and seat open.
  16. Scott Danforth

    In-boat camshaft replacement - 7.4 Mercruiser

    I would pull the motor to get the bits out of the oil pan and to get a good seal on the pan/front cover
  17. Scott Danforth

    Where do I find a Johnson SeaHorse 4.5 manual, and what oil do I need to run it with?

    only legal place to get a good manual new is your local dealer or direct from the publisher. https://www.outboardbooks.com/ you can get used on ebay. stay away from chilton, clymer, haynes, seloc, etc.
  18. Scott Danforth

    1995 Commodore 272 fuel gauge inaccurate

    clean the back of your gauges, the ground buss and all the connections at your sender. if tapping on your gauge makes it move, you have a bad connection somewhere
  19. Scott Danforth

    5.7 Mercruiser stalls out

    define what you mean by cleaned the tygon fuel line is there from your fuel line to the carb in the event your fuel pump fails it will pump the fuel into the carb and not the bilge. because if it pumps into the bilge, you blow up and die. if you have fuel in that line, you have a ruptured...
  20. Scott Danforth

    Everything done but low rpm at WOT. Distributor spring?

    your videos are blurry and cant read the numbers just post the numbers also, I dont have sound on my home computer. so I cant tell if you took the boat out and did a hole-shot (full prop load) to read the fuel pressure. dropping to 2 psi and you will have an issue as you probably wont open...
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