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Idle speed

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Old Feb 15, 2007 | 04:26 PM
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Jaybird180's Avatar
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From: Prince George's County, MD
Default Idle speed

I recall reading somewhere that increasing idle speed is helpful for the track rider. What RPM is good to start with?
 
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Old Feb 15, 2007 | 07:22 PM
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Default RE: Idle speed

Increasing the idle makes it easier to downshift fast-easier to match the engine/tranny speed. At the the track I idled my F4 at 2500 to 3k
 
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Old Feb 16, 2007 | 12:33 AM
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Default RE: Idle speed

I usually run 2000 - 2500, BUT I also have a slipper clutch in my bike, which make a big difference. Without one I would run a little higher, about the same range as racer212.
 
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Old Feb 16, 2007 | 03:47 PM
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Default RE: Idle speed

Is the slipper cluch on your 600 RR? Any info you can give regarding?
 
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Old Feb 16, 2007 | 07:04 PM
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Default RE: Idle speed

Yep in the 600RR, actaully I also have one in my 748 as well.
I have a Yoyodyne slipper in the 600, it really settles down the bike on corner entry. You just have to be carefull and install the clutch pack correctly as it's stacked in a different order than stock clutch. For a track only or race bike I can't recommened a slipper highly enough. If I could only do two modification to a race bike (other than basic race prep) #1 would be suspension and #2 would be a slipper clutch.

I also have a STM slipper in my 748, while the build quality is just as good as the Yoyodyne unit, it's a little harder to get set-up correctly and costs about $300 more.
 
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Old Feb 17, 2007 | 09:58 AM
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Default RE: Idle speed

yeah I had a 250 two stroke for a while and it had little or no engine breaking, the cbr's engine breaking is really tough to get used to and i could see the benefits on the track
 
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Old Sep 24, 2007 | 01:42 PM
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Default RE: Idle speed

So for the trackday rider like myself, would increasing the RPM be essential? Shouldn't I do it in small increments? I'm comfortable downshifting/braking/blipping.
 
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