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200 HP merc runs bad at idle speed

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bigmac

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My 94 200 HP merc runs great a

My 94 200 HP merc runs great at high speed but terrible at low or idle speed any thoughts.
 
Sounds like you have a gummed

Sounds like you have a gummed up idle jet on your carb. May be time to rebuild or run seafoam thru it.
 
It could be a carby problem ho

It could be a carby problem however your motor will not idle properly if the engine doesnt get to operating temp. The thermostats should be checked and the poppet valve
 
"Cleaned carbs, compression is

"Cleaned carbs, compression is 110-115 all six cylinders,good spark runs a little better but still seems like it has a bad miss. any other suggestions?

Thanks,
Bigmac"
 
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