2013 MERCURY 1F20201HK 20M 4S 20 . I put the carb on the bench and hooked it up to a 3-4 psi electric fuel pump. With the fuel pump running it did not leak any fuel at all. After the test the bowl was filled with fuel. So I know for sure the float valve is working properly. I am guessing that...
Hi All, Working on a Mercury 20 Outboard for a friend. Carb was originally leaking out the overflows. Rebuilt the carb and now float valve is closing properly and no gas leaking from the overflows. When you try to start the motor, after a second or two of the motor turning over, gas starts to...