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Where does your clutch friction zone start?

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Old 09-06-2008, 02:26 PM
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Default Where does your clutch friction zone start?

Hey guys, I want to get a poll from F4i owners about where clutch starts to grab.

Also, if you'd like to comment, does your friction zone move further out as the bike warms up? I know if I've been riding for over 1/2 hour, esp street, the friction zone can move maybe 1/2" farther out and changes my timing between clutch/throttle.

So we're all on the same page, the percents correspond to how much you have released your clutch when it first starts to grab

For example,
10% = Fully squeezed clutch, and the first few millimeter you release it, the clutch starts grabbing.
90% = The clutch grabs when it is almost fully released (farther away from your hand).


Thanks for participating!
 
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Old 09-06-2008, 03:15 PM
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Default RE: Where does your clutch friction zone start?

You can adjust it fairly easy by spinning that little washer or whatever where the cable connects to. I like mine at around 50%ish. IMO it creates a more easily smoother transition especially from a standstill.

If your racing or doing time trials or something maybe 10% would work better not sure?
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Last edited by F4iMane; 09-09-2011 at 05:50 AM.
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Old 09-06-2008, 04:21 PM
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Default RE: Where does your clutch friction zone start?

I can adjust the free play using the adjustment next to the lever, but I cannot change the engagement point.
 
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Old 09-06-2008, 10:48 PM
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Default RE: Where does your clutch friction zone start?

the engagement point can be adjusted on the clutch cover. very similar set up to the one on the lever, but controls where it catches.

i just bought a replacement clutch today. right now mine catches about about 98.5%, and the concept of a friction "zone" is laughable. its either engaged or not, hence the replacement
 
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Old 09-06-2008, 10:52 PM
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Default RE: Where does your clutch friction zone start?

i would say 50% as well
 
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Old 09-07-2008, 05:02 AM
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Default RE: Where does your clutch friction zone start?

I have mine set near the top - when I do quick upshifts I just load the shifter, ease the throttle, and dip my fingers a tiny bit and that's it - done. Do it really quickly and you won't even know you shifted.
 
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Old 09-07-2008, 08:59 PM
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Default RE: Where does your clutch friction zone start?

Mines about 75% till friction, Why would you want it to start closer to the grip????? Whether you tracking or stunting, I think your better off with the engage happening towards the 75 to 90% range .. Yes ? NO?
 
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Old 09-08-2008, 04:31 AM
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Default RE: Where does your clutch friction zone start?

As long as you don't have the cable so tight that it is pulling the clutch lever all of the time, you're fine.

So why shorter than longer? When I want to clutch in I pull the lever about 1/2 of an inch, and a tiny bit more to fully disengage.

It means that my fingers move less distance and can do it faster, and get less tired. I also find when you squeeze the lever further that it is harder to feel it - you start using bigger muscles in your hand and the feel starts to go away. Hey - I could be the weird one... but that's how I do it.

Actually - that feeling bit is a lot like the front brakes too. With two fingers on the lever I can feel it nicely, as I squeeze harder to near max stopping power there is so much force on the fingers that you loose finger feeling - so I have to do it by texture instead of lever feel. It is also why I'm a thumb blipper - so I can feel the lever as long as possible without having to use my larger hand muscles.
 
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