Drilled wrong size hole in starter jet

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  #31  
Old 03-30-2011, 03:24 AM
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For what its worth I know splashzone is fuel compatible. I dont know about JB Weld & I would NOT consider plastic.
But I would try to just find a piece of brass round stock, find a drill that makes it a press in fit(practice on some other piece of aluminium. Then drill a hole, press in some stock, drill the jet size you want then use a center punch to lightly peen the carb material just a bit so it would hold the brass in if it works loose.
Cheers Jim
 
  #32  
Old 03-30-2011, 04:01 AM
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Originally Posted by maninthesea
For what its worth I know splashzone is fuel compatible. I dont know about JB Weld & I would NOT consider plastic.
But I would try to just find a piece of brass round stock, find a drill that makes it a press in fit(practice on some other piece of aluminium. Then drill a hole, press in some stock, drill the jet size you want then use a center punch to lightly peen the carb material just a bit so it would hold the brass in if it works loose.
Cheers Jim
This might be worth thinking about. This jet and circuit are low tech...not as precise as the main or other jets, so mits' suggestion has some merit. There are a few ways to go about what he's suggesting with just a little creativity. I tell you though, I'd still go with trying to solder the jet closed. Brass and solder work well together...think radiator...at least for you guys old enough to remember brass/copper radiators instead of aluminum. Brewster is right to consider heat creep in this application, but I'm thinking the very little amount of solder needed for this deal won't require a great deal of heat. I have some dead Mikuni carbs out in my shop, and I'd love to test this with a jet in place, but I just don't have time now.
 
  #33  
Old 03-30-2011, 04:16 AM
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If anyone is still interested, the 2009 service manual lists the starter jet as #48, (AU) #40.
 
  #34  
Old 03-30-2011, 11:44 PM
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How about drilling out the jet completely then finding another jet that is larger then the id of the stock hole in the carb. Tap the hole in the carb so the jet can be screwed in. Solder the new jet and drill it to the .018 size and install.
Just my 2 cents.
 
  #35  
Old 03-31-2011, 12:19 AM
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My money is on find a used carb. I have screwed with them. Anything can be done. I have soldered floats when they were made of thin brass. I have soldered and redrilled removable brass jets. But its a TEENY jet, way too small for my fat fingers. I think the pot metal the carb is made of will suck the heat away too fast to solder the jet AND its down in there a little. Good Luck...

I sold my stock carb and DJ kit a few weeks ago for a hunnert bucks. There must be more around here.

You may be able to learn how to use it the way it is.

David
 

Last edited by David R; 03-31-2011 at 12:22 AM.
  #36  
Old 03-31-2011, 06:31 PM
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Problem solved.Drilled a 0.018 hole in a nylon insert and pushed the insert into the original starter jet.Bike is fine now.Thanks to everyone who replied to this thread.
 
  #37  
Old 03-31-2011, 08:06 PM
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Did you just get lucky and find a chunk of nylon that just happened to be a perfect interference fit? Did you have to machine it down? Get it hot and jamb it in?

Lucky dog.
 
  #38  
Old 03-31-2011, 08:12 PM
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.Really just sanded it with my dremel until the fit was tight and pushed it into place.
 
  #39  
Old 02-18-2017, 02:28 PM
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Originally Posted by TNC
This discussion did get me to thinking that judicial application of heat via a soldering iron might actually allow removal of the starter jet. I wonder about that. Brewster, have you seen any sources for the starter jet itself? I haven't, but I thought maybe someone has...or any techniques for removing a starter jet.
A rider on the Triumph forum removed starter jets from two CVK carbs so they are technically serviceable: Triumph Forum: Triumph Rat Motorcycle Forums - View Single Post - Keihin CVK (36) carb help (starter jet)

Kawasaki offers the starter jet as a replacement part:

92059-1748

http://www.bikebandit.com/oem-parts/...023&sch=441249
 
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