What is this carb

Bnewton530

Member
Dec 6, 2015
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It said keihin pwk but jets for those don't fit at all. I'm at a loss.
 

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Clearly I don't have genuine jets. The jets I ordered are way to short and small. Do these pwk 28's generally not like to go back together?
 
pics of where you're trying to install the jets, and the jets themselves.
there are long and short keihin jets, pretty sure pwk's take the long ones.
but I doubt the threads are different, just the length they stick down into the fuel ?


you're not trying to put a main jet into the pilot jet orifice ?
 
The top is the main that was on there. My new jet makes it too long for the bowl
 

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Yeah I know. On the diagram I'm looking at the main screws into the bottom of the long jet I showed you
 
Yeah I know. On the diagram I'm looking at the main screws into the bottom of the long jet I showed you


yep, but that long needle jet extends the whole way up into the carb throat, for the needle to ride in as it move up and down
I'm thinking your not getting it in correctly.
 
I am really wondering if the bowl is too short. With the needle jet screwed in all the way and the main screwed into that it still won't fit. It hits the bottom of the bowl.