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-   -   Shimming the stock carbs (https://www.superhawkforum.com/forums/modifications-performance-29/shimming-stock-carbs-27687/)

eersfanpilot 02-29-2012 09:52 PM

Shimming the stock carbs
 
Ive done the bafflectomy and now have the lean carb cough. Can someone link me to a writeup that I can follow to shim the carb needles. I have searched but cant find a "shimming guide for dummies "

Also, do I need to re sync? They are fine at the moment, just running lean.

smokinjoe73 02-29-2012 10:01 PM

This is I think the benchmark. https://www.superhawkforum.com/forum...-set-up-24769/

I have 2 bros carbons and used this for a baseline and go pretty close. How do you know they are sync'd fine? While you have it apart at least put the valve on the front carb to do the sync if you chose later.

I jetted then synced but not the same day. Jetting is more important

eersfanpilot 03-01-2012 06:33 AM

:spam:

Originally Posted by smokinjoe73 (Post 326306)
This is I think the benchmark. https://www.superhawkforum.com/forum...-set-up-24769/

I have 2 bros carbons and used this for a baseline and go pretty close. How do you know they are sync'd fine? While you have it apart at least put the valve on the front carb to do the sync if you chose later.

I jetted then synced but not the same day. Jetting is more important


Thanks. I did come across that write up and was reading through it but wanted to double check. So according to this, it says to buy and install "a set of #48 pilot jets (per Dan Kyle & HRC)". Is this required? Can you just shim the stock needles as some have suggested on here?

smokinjoe73 03-01-2012 07:35 AM

I dont think I changed the jets & it was fine. Just be real careful about the choke fittings. They are plastic where they bend 90* into the carbs and break easily.(effortlessly)

jay956 03-01-2012 07:46 AM


Originally Posted by smokinjoe73 (Post 326306)
This is I think the benchmark. https://www.superhawkforum.com/forum...-set-up-24769/

I have 2 bros carbons and used this for a baseline and go pretty close. How do you know they are sync'd fine? While you have it apart at least put the valve on the front carb to do the sync if you chose later.

I jetted then synced but not the same day. Jetting is more important

Why is that thread still not a sticky?

00SUPERHAWK 03-02-2012 05:11 AM

I have a spot on part throttle (maybe less than 1/8) where I get a good bit of bucking. I happends primarily when bike is cold. But will do it if I cruise in 6th at 3k. Did some reading on here and it may be a "Lean Cough"? Not sure. Haven opened up the carbs yet to see if PO did any work to them. Just wondering and throwing it out there.

eersfanpilot 03-02-2012 02:43 PM

Thanks

Hawkrider 03-03-2012 06:44 AM

Stuck, as requested!

GlockPointer 03-03-2012 06:15 PM


Originally Posted by 00SUPERHAWK (Post 326405)
I have a spot on part throttle (maybe less than 1/8) where I get a good bit of bucking. I happends primarily when bike is cold. But will do it if I cruise in 6th at 3k. Did some reading on here and it may be a "Lean Cough"? Not sure. Haven opened up the carbs yet to see if PO did any work to them. Just wondering and throwing it out there.

Why on earth be at 3k rpm in 6th? What wouldn't buck?

00SUPERHAWK 03-04-2012 07:17 AM


Originally Posted by GlockPointer (Post 326520)
Why on earth be at 3k rpm in 6th? What wouldn't buck?

Sorry thought about my post after I put it up and thought that was dumb!!

It was a of the top of my head statment, more like any gear around 3k. As if your in traffic and at the part thottle cruze around 3k.

zxbud 03-24-2012 08:25 AM

Buck
 

Originally Posted by GlockPointer (Post 326520)
Why on earth be at 3k rpm in 6th? What wouldn't buck?

Mine won't and will accelerate smoothly in 6th. At 2500r's it will cruise ok but is a little snatchy accelerating if not shifted down to 5th.

Byrdman 04-01-2012 07:26 PM

Thanks


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