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Dominick, Marine Mechanic
Category: Boat
Satisfied Customers: 1009
Experience:  25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified
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My 1982 merc 7.5 ob starts and runs only for the time it as

Customer Question

My 1982 merc 7.5 ob starts and runs only for the time it as the fuel in the line, carb then starves and stalls out.
you can pump up the ball again till hard and it will do the same thing.
sounds like fuel pump, but what in the fuel pump would cause this. the pump diagram does not look like a lot is going on
Submitted: 1 year ago.
Category: Boat
Expert:  Jason replied 1 year ago.

Hi Edward, my name is Jason.

All Mercurys are cataloged by serial number, do you happen to have that number handy?