More aggressive / faster rate throttle tube?

Discussion in 'General VFR Discussions' started by Knight, Nov 4, 2014.

  1. Knight

    Knight New Member

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    Does anyone find that the total throttle movement is too much? I find my wrist extending too much for full throttle, and rotating up for a higher starting position to be uncomfortable in the other direction. I am a developer and have pain throughout my right arm and the throttle action is irritating me more.

    Are there more aggressive throttles? I presume this would be a higher rate cam in the throttle tube but if I have the bike physics incorrect please correct me.

    I understand that a more aggressive throttle would require smaller movements and finer control to get the same result.

    I searched the forum and see posts about aftermarket throttles that are tamer at low RPM's to smooth out some of the bikes (7th gen is a particular problem?). I do not see anyone going in the opposite direction. My perception is that there is some leeway available in the design, long before the throttle would be too aggressive, for example like a super sport.

    Please opine!
     


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  2. FJ12rydertoo

    FJ12rydertoo Member

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    I don't drag race or track race so the amount of movement of the throttle isn't an issue for me. The VFR tends to be a bit touchy off idle so I could see how a quicker throttle rate might exacerbate the problem.
     


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  3. RobVG

    RobVG Member

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    Look into 1/4 turn race throttles. My brother put one on my RD and it just feels natural. No holding the throttle with your thumb while your grabbing more with your fingers.
     


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  4. RobVG

    RobVG Member

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  5. Knight

    Knight New Member

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    RobVG, thank you very much. Is 1/4 the same movement as stock but the race version eliminates the free play that a street bike throttle has? That sounds like it would be a good balance. I am now looking to see if there are bolt-on mods for this bike. I would be hesitant to engage in a "custom" project requiring changes to the bike and a day's work. I want to keep it "unmolested" as my mechanic calls it.
     


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  6. FJ12rydertoo

    FJ12rydertoo Member

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    You need a bit of "free play" to avoid having the engine speed up when you turn the bars. The amount of free play you have is solely dependent on how you adjust it.
     


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  7. Knight

    Knight New Member

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    So what's the difference in a 1/4 turn race throttle and my throttle?
     


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  8. RobVG

    RobVG Member

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    Probably nothing Knight. I thought my brother told me the RD had a 1/4 race throttle but I could easily be mistaken - that was almost 30 years ago. It doesn't take much to get to WOT though.
     


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  9. FJ12rydertoo

    FJ12rydertoo Member

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    I have no idea, since the stock throttle is a tad less than 1/4 turn. Maybe the race throttle ramps open quicker.
     


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  10. Knight

    Knight New Member

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    I take this as a warning, and duly noted.

    http://www.g2ergo.com/store/g2-throttle-cam-system/

    This throttle is ideal: just pop in the cam you want. I am finding more throttle options for CBRs. No surprise.
     


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  11. Knight

    Knight New Member

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    That would work nicely, being more aggressive from zero to 60% or something like that. I will keep that thought in mind as I seek out parts.
     


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  12. FJ12rydertoo

    FJ12rydertoo Member

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    I don't know, it says the total throttle rotation is the same as stock or a little more. I thought you wanted less total rotation.

    "The radius of the 200CAM and 400CAM increases or “ramps up” to stock size at ½ throttle to keep overall rotation required to reach full throttle at or near stock rotation."
     


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  13. Knight

    Knight New Member

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    Ideally yes but per your post about a throttle ramping up quicker, that would help. If all of the throttles offered are 1/4 turn for some reason, then if one has less movement under most conditions (throttle < x%) that would be better than nothing. I would have less movement under much of my daily riding and less pain as a result.

    That said, while this model has multiple cams/configurations, it seems to extend the first 50% of the twist by a little. So you are right again but just convert this device to having cams which reduce the first 50% by some margin and that would help.

    Yes still looking for the elusive 3/16 turn or 5/32 turn throttle(?)
     
    Last edited: Nov 5, 2014


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