cant figure this out doesnt the fuel pump make some kind of sound when key is pushed in johnson 175 fast strike engine dies after gas runs out in carb bowls when in idle but when driving at higher speeds it runs great only thing i do now is my brother put 4 stroke oil in instead of 2 cycle so flushed out best i could but would this burn out the fuel pump .and also checked the compression bottom right was 55-60 all others were in the 90s would appreciate any info on this problem if possiblr