Carb questions

refuse2

Cadet
Joined
Oct 19, 2009
Messages
12
I'm rebuilding the carbs on my 85393D and even have a set of carbs off of a 115hp, my questions are which carbs should be rebuilt and is there such a thing as low speed idle adjustments screws on these? I've looked at both of them and they look the same except that the number is bigger on the front of the 115 carbs 1 5/16" versus I think 1" and I can't find the low speed idle adjusters for the life of me.
 

refuse2

Cadet
Joined
Oct 19, 2009
Messages
12
Re: Carb questions

I went ahead and rebuilt the 115hp carbs and put them on and it runs good just trying to see if there is or isn't any idle speed adjustments or not but I can't for the life of me where they would be.
 

jtexas

Fleet Admiral
Joined
Oct 13, 2003
Messages
8,646
Re: Carb questions

depends on what year motor. A lot of these carbs have fixed low speed jets...some have a screw plug that covers 'em, others are left open.
 
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