carb adjustments

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chapsgixxer

Member
Joined
Dec 20, 2007
Messages
16
last few runs have been short, boat seems to break up partway through run. leaner or richer seems to make it worse. any suggestions, i have attached video

sorry guys, im running an aeromarine popeyes catamaran with one of the older ops .21 with side exhaust, rpm rod stock carb with os in flight needle. using mccoy mc-9 plug with 60 percent fuel.pipe length is set at 7-3/4"having trouble with video can email if someone is interested.
 
Last edited by a moderator:
Believe me or not Alden I was going to say that but feared it not being right and called a moron :blink:
 
timing in the sleeve been messed with,,,?????? pipe length???? what engine??? bad fuel???????

to many variables...

ac
 

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