7.5 MERCURY

Joined
Jun 25, 2001
Messages
2
HELLO<br /> I HAVE A 7.5 MERCURY OUTBOARD. IT STARTS IN 2 PULLS AND WHEN RUNNING WIDE OPEN RUNS GREAT BUT WHEN I LET OF THE GAS IT WILL IDLE THEN I OPEN IT UP IT SOUNDS LIKE IT FLOODED. <br />I HAVE HAD TO TWO DEALER , NEW PLUGS CARB REBUILT, GOOD COMPRESSION, NEW GAS AND FILTER<br /> ALSO THIS MOTOR RUN GREAT IN TEST TANK AND ONLY DOES IT WHEN UNDER A LOAD.<br /> THANK YOU CHUCK
 

12Footer

Fleet Admiral
Joined
Mar 25, 2001
Messages
8,217
Re: 7.5 MERCURY

It wont start after runnin wide open?<br /><br />It wont run after it idles?<br /><br />Sounds like the thing needs the carbon blowed-out.
 

12Footer

Fleet Admiral
Joined
Mar 25, 2001
Messages
8,217
Re: 7.5 MERCURY

Forgot,,,Replace the plugs after decarb cleaning. The spray ruins the plugs. I keep my old ones for this purpose
smile.gif
<br />Other than that, it's naturally idle-wierd to begin with.
 
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