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Technical Talk -> Technical Talk.Question for those who got ... - Oil filters
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Topic : Shifting without clutch
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 ezrider3 
Chaac
Reg. Date : 21/01/2010
Posts : 505
Location : Maryland, United States
Posted : 15 Aug 2010 - 15:24   Post title : Shifting without clutch
 
Since our bikes have the helical cut gears (2-6)and the trans is advertised as shiftless up shifts, does anyone up shift without using the clutch?
Is there any damage caused by this? Inquiring minds want to know.

Thanks
ez

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 zolti 
Thor
Reg. Date : 23/03/2010
Posts : 3,127
Location : newcastle , United Kingdom
Posted : 15 Aug 2010 - 15:32   Post title : Re: Shifting without clutch (Re: ezrider3)
 
never tried it yet. interesting question.

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 mat1600 
Thunderbird
Reg. Date : 06/03/2010
Posts : 8,596
Location : Bridlington, Democratic Independant State of Yorkshire, United Kingdom
Posted : 15 Aug 2010 - 16:37   Post title : Re: Shifting without clutch (Re: ezrider3)
 

ezrider3 wrote:

Since our bikes have the helical cut gears (2-6)and the trans is advertised as shiftless up shifts, does anyone up shift without using the clutch?
Is there any damage caused by this? Inquiring minds want to know.

Thanks
ez


The helical gearing is for less noise.I'm sure this is a constant mesh box, the gearing is changed by the syncromesh (like a sliding dog clutch that slides between the main gearing. Clutchless changes are made a bit easier if you get the revs right for the change. A lot better when you have got up the revs a bit.
( I had better check on those drawing now )

 
My first natural instinct is to breathe. My second is to evade tax's.


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 mad_angler1 
Chaac
Reg. Date : 18/10/2009
Posts : 511
Location :  United Kingdom
Posted : 15 Aug 2010 - 16:42   Post title : Re: Shifting without clutch (Re: ezrider3)
 

ezrider3 wrote:

Since our bikes have the helical cut gears (2-6)and the trans is advertised as shiftless up shifts, does anyone up shift without using the clutch?
Is there any damage caused by this? Inquiring minds want to know.

Thanks
ez


I shift up with out the clutch all the time on my bird, it ha no problems at all just back of the throttle and it drops straight in :-)

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 ezrider3 
Chaac
Reg. Date : 21/01/2010
Posts : 505
Location : Maryland, United States
Posted : 16 Aug 2010 - 00:16   Post title : Re: Shifting without clutch (Re: mad_angler1)
 
Anyone else?

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 zolti 
Thor
Reg. Date : 23/03/2010
Posts : 3,127
Location : newcastle , United Kingdom
Posted : 16 Aug 2010 - 08:50   Post title : Re: Shifting without clutch (Re: ezrider3)
 

ezrider3 wrote:

Anyone else?


have you tried it yet? i dont have the guts incase i knack the box lol

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 mat1600 
Thunderbird
Reg. Date : 06/03/2010
Posts : 8,596
Location : Bridlington, Democratic Independant State of Yorkshire, United Kingdom
Posted : 16 Aug 2010 - 12:12   Post title : Re: Shifting without clutch (Re: zolti)
 
I tried at the weekend and it changes up ok if you throttle off as you change but is easier at certain revs. Still going to us the clutch ,to save on those syncromesh parts.

 
My first natural instinct is to breathe. My second is to evade tax's.


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 Thatch 
Thor
Reg. Date : 24/06/2009
Posts : 3,655
Location : Savannah, GA, United States
Posted : 16 Aug 2010 - 21:55   Post title : Re: Shifting without clutch (Re: ezrider3)
 
I do it pretty regularly. There are no odd sounds or strange vibrations. It goes in easy if you roll off the throttle just a bit. Be fore warned though, have a good grip when you do it, depending on when and how it will want to jump right out from underneath you. Typically I only use shift sans-clutch when I'm getting on it a bit.

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 Loubird 
Set
Reg. Date : 09/12/2009
Posts : 105
Location : Campbelltown, NSW, Australia
Posted : 16 Aug 2010 - 23:23   Post title : Re: Shifting without clutch (Re: Thatch)
 
I have a very lazy left hand when it comes to the clutch. In fact I have my lever adjusted so there is slightly more free play than normal so the lever is closer to the bar. Consequently, on up shifts I barely disengage the clutch, and sometimes when I'm on it and chasing or being chased by my riding mates through some twisties, it's barely a flick of the clutch lever which doesn't really disengage the clutch but really only 'unloads' it fractionally. And other times there is simply no clutch at all. The box is so good it just glides up into the next gear with out a fuss. This box is a beauty. It reminds me of the bullet proof and fully synchromeshed boxes of modern day motocross bikes in which you can hold the throttle fully open, hold the gear lever up and just flick the clutch lever to change gears. I don't and wouldn't do this, but thats how good it feels on up shifts.

I definitely back the throttle off a touch though, and I fully disengage the clutch on down shifts and I don't bash the gear lever with a heavy boot either way. I've done 11K on her and she's as smooth as the day I got her. Be nice to her and she'll keep shifting nicely for many clicks. I've ridden my mates R3 quite a bit and the box on our Birds is miles better.

 
Love my TBird
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 PES 
Chaac
Reg. Date : 03/01/2009
Posts : 927
Location : Tulsa, OK, United States
Posted : 17 Aug 2010 - 15:27   Post title : Re: Shifting without clutch (Re: Loubird)
 
I've done it on other bikes but not on this one. I figure the engineers that designed the bike put the clutch there for a reason. It's like when I forget to shift into first at a stop and take off in second gear. It probably doesn't hurt anything but I try not to make a habit of it.

 
"Four wheels move the body. Two wheels move the soul."-author unknown
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 SeanS 
Jupiter
Reg. Date : 17/10/2009
Posts : 1,179
Location : Matlock, Derbyshire UK, United Kingdom
Posted : 17 Aug 2010 - 20:09   Post title : Re: Shifting without clutch (Re: ezrider3)
 

ezrider3 wrote:

Anyone else?

There was me thinking it's standard practice. Done with all Triumphs, this ones no different. When accelerating hard no clutch al the way through. It's just a case of getting to know your engine and revs.

Regards

 
If only I had a bigger garage
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 rotog 
Set
Reg. Date : 23/02/2010
Posts : 143
Location : Saskatoon, Saskatchewan, Canada
Posted : 17 Aug 2010 - 20:43   Post title : Re: Shifting without clutch (Re: ezrider3)
 

ezrider3 wrote:

Anyone else?


Same here, no clutch speeding up... much faster shifting, no problems.

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 Druid 
Jupiter
Reg. Date : 14/10/2009
Posts : 1,359
Location :  United Kingdom
Posted : 18 Aug 2010 - 14:45   Post title : Re: Shifting without clutch (Re: rotog)
 
Same , on hard acceleration no clutch .Much smoother and faster with no jumps.

 
Socialism is the philosophy of failure, the creed of ignorance, and the gospel of envy, its inherent virtue is the equal sharing of misery - W.Churchill
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 Buzzo 
Set
Reg. Date : 20/01/2010
Posts : 110
Location : Brisbane, Queensland, Australia
Posted : 19 Aug 2010 - 03:55   Post title : Re: Shifting without clutch (Re: Druid)
 
Just put slight pessure on the lever,when your going to change. Back off the throttle and she'll slip into the next gear when she's ready.

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 CornerBanger 
Jupiter
Reg. Date : 07/07/2010
Posts : 1,113
Location : Charleston, SC, United States
Posted : 19 Aug 2010 - 12:36   Post title : Re: Shifting without clutch (Re: Buzzo)
 
Hell guys, full throttle, dont let up, keep it pegged at the stop, slighty slip the clutch and hit the next gear. And, say good bye to HD in your mirror...

 
There are those who own and there are those who ride!

2010 Thunderbird
2007 Kawi KX250F
2010 Kawi KX85 (My boy's ride)
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 davetac1 
Thunderbird
Reg. Date : 06/09/2010
Posts : 8,379
Location : Haverhill, Ma., United States
Posted : 28 Sep 2010 - 17:42   Post title : Re: Shifting without clutch (Re: CornerBanger)
 
I'm really not sure just how the shift mechanism works on the Triumph,but if it's anything like other machines, there's a wheel with pins protruding out of it.What happens is when you up or down shift, a little shifting fork attached to the end of the shift linkage that you move with your foot to change gears,makes contact with those pins to rotate that little wheel, which in turn,moves a gear in the trans up or down to change speeds.When you DO NOT use the clutch,one or more of those little pins can break. And when that happens,there you set embarrassingly on the side of the road waiting for someone to come and get you.lol So,IMO,or FWIW,use the clutch.

Now if you're on the race track or drag strip,then all bets are off.But the average guy drives his machine on the road.Ca Pishe??? lol Dave!!!

Post edited by davetac1 on 28 Sep 2010 - 17:44
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 DizzE 
Thor
Reg. Date : 12/07/2010
Posts : 3,141
Location : Sunnyvale, CA, United States
Posted : 28 Sep 2010 - 18:56   Post title : Re: Shifting without clutch (Re: CornerBanger)
 
CornerBanger wrote:

Hell guys, full throttle, dont let up, keep it pegged at the stop, slighty slip the clutch and hit the next gear. And, say good bye to HD in your mirror...


That's how I do it., slighly slippin' the clutch, not that agressively (all the time) and...I relish the friction zone, so I use the clutch alot.
I'm also simi-left handed so, it builds strengh for other things...hanging off the left side of a ladder and hammering something, for example.

Mainly though, I want micro-control of torque...I need the clutch slipping for that.

Finally, I'd say, I'm all about habits of simplicity for safety's sake. So, I would never develop the habit of hands off clutch....but it
up-shifts so embarrasingly easy. Touch clutch and shifter, thorttle...pile on torque. And ready w/rear brake to abort,
covering for the throttle hand brake lag time. Simple habits. Something I learned from flying. Guy cut me off the other day,
just as I was beginning to have fun...par for the course.