Author Topic: Cilp on F3 Carb Float Needle  (Read 1015 times)

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Offline Trav-i

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Cilp on F3 Carb Float Needle
« on: January 04, 2011, 10:30:09 AM »
Heys guys I was just putting my carbs back together when I noticed that number one is missing the clip on the float needle.  How important are these clips?  It seems that the needle doesn't move correctly without that clip, as compared to the others.  I have an extra set of carbs for parts , how hard are they to get off and still reuse?

Thanks

Travis
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I don't know a lot about anything, but I know a little about practically everthing. 

If your not first, your last - Ricky Bobby

1992 GL1500 Interstate

73 CB750 Bobber Project (Always an on going project) Sold
71 CL350 Scrambler Project (Done and riding it) Sold
78 CB750 F3 Super Sport with F 0 engine (Current project)

Offline ron.cieri.313

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Re: Cilp on F3 Carb Float Needle
« Reply #1 on: January 04, 2011, 10:34:36 AM »
The little circular clip which holds the needle is a set depth position?...if "yes" very very important...and yes, you could easily steal one from another carb...but maybe your talking about a part or year model I'm not thinking of.
Making the world a better place, one motorcycle at a time.

Offline Trav-i

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Re: Cilp on F3 Carb Float Needle
« Reply #2 on: January 04, 2011, 11:20:09 AM »
Your right on Ron.  After I got to looking at everything I came to realize that it was indeed very important.  So after taking the float apart I found that the needle in that carb wasn't right it had no groove for the ring.  So I stole the best one I could find out of my parts carbs and put it all back together, and I feel much better about that carb.  Now all I have to do is check that float level and get some new bowl screws, as someone has butchered all the bowl screws.

Once again thanks!

Travis
Forum member #9962

I don't know a lot about anything, but I know a little about practically everthing. 

If your not first, your last - Ricky Bobby

1992 GL1500 Interstate

73 CB750 Bobber Project (Always an on going project) Sold
71 CL350 Scrambler Project (Done and riding it) Sold
78 CB750 F3 Super Sport with F 0 engine (Current project)

Offline ron.cieri.313

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Re: Cilp on F3 Carb Float Needle
« Reply #3 on: January 04, 2011, 12:02:57 PM »
No problem Travis....it might worth checking if you haven't reassembled your carbs back onto your bike, if all the clips are in the same needle position...there are 5 spaces for positioning on each clip.
Making the world a better place, one motorcycle at a time.

Offline TwoTired

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Re: Cilp on F3 Carb Float Needle
« Reply #4 on: January 04, 2011, 02:04:31 PM »
We may have a terminology disconnect here.

The float valve is in the carb bowl.  The clip on that helps the needle follow the float as the float sinks.  Many carbs don't have that clip and just rely on gravity or fuel pressure to open the valve, so it isn't strictly necessary.  But, it would bug the H out of me knowing that all the correct parts weren't in the carb.

The slide needle clip is quite another matter.  The carb won't work beyond idle position if that clip is left out.

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Lloyd... (SOHC4 #11 Original Mail List)
72 500, 74 550, 75 550K, 75 550F, 76 550F, 77 550F X2, 78 550K, 77 750F X2, 78 750F, 79CX500, 85 700SC, GL1100

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Offline Trav-i

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Re: Cilp on F3 Carb Float Needle
« Reply #5 on: January 04, 2011, 06:33:45 PM »
Thanks Lloyd.  After looking and thinking I came to that same conclusion, so I robbed one from the other old useless carb rack I have.  Upon taking out the questionable float needle I noticed it must be after market because it was too big and had no groove for the wire retainer.  Your right I do feel a lot better about the right part being in there, espically since I can't pull the float bowl like you can on the earlier K.

Travis

Forum member #9962

I don't know a lot about anything, but I know a little about practically everthing. 

If your not first, your last - Ricky Bobby

1992 GL1500 Interstate

73 CB750 Bobber Project (Always an on going project) Sold
71 CL350 Scrambler Project (Done and riding it) Sold
78 CB750 F3 Super Sport with F 0 engine (Current project)