Jetting RS 34 carbs
- TwoCam
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Jetting RS 34 carbs
13 Jul 2017 04:47 - 13 Jul 2017 04:50
Hooked up the 4 gas analyzer last night. Idle was perfect. Off idle to about 1/4 throttle very lean. Everything else looked ok, possibly tad lean on top end. Hard to tell with no load on engine. Going up one size on pilot jet and one size on main... then recheck. Checked the sync. Was off a little bit. Did the steel ball test. Now they all fall
Out the same time.
Out the same time.
Last edit: 13 Jul 2017 04:50 by TwoCam.
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- TwoCam
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Re: Jetting RS 34 carbs
13 Jul 2017 04:52
not sure why it posted that one pic so many times???not sure now to remove all the extra ones?
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- daveo
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Re: Jetting RS 34 carbs
13 Jul 2017 18:39 - 13 Jul 2017 18:52TwoCam wrote: not sure why it posted that one pic so many times???not sure now to remove all the extra ones?
In the edit box, click behind each attachment line you want to delete, then back-space that line away. Just leave one of them alone, and click submit.
If it wasn't this much fun, I wouldn't do it...as much. :lol:
Good luck!
Oh...about how far are the pilot screws turned out?
1982 KZ1100-A2
Last edit: 13 Jul 2017 18:52 by daveo.
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- TwoCam
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Re: Jetting RS 34 carbs
15 Jul 2017 09:44
With the 17.5pilot jet they were out about 3/8 turn. Now with the 20 pilot jet they are happy at just under 1/4 turn. Moved the needle clip on slot rich. Just waiting on large main jets to play with. Gets about 14:1 AFR at 7,000 rpm and higher. So the 120 main is surely too lean.
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