20 hp mercury

[tumblebugm]

run good until you kill it then will not start has got good fire and gas good compression 125 on cylinder what is my problem please help

 

[12Footer]

Re: 20 hp mercury

Check for a bad connection at the wire harness plug-in on the side (if pre1976).<br />These connectors are quick to fail. also,if quicksilver control equipped, check the ignition switch for the same corrosion on THAT end of the cable.

 

[tumblebugm]

Re: 20 hp mercury

THE SER#4353282 I thank it is 75 thur 77 with a tiller handle