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A Question for the bikers...
Posted: Wed Aug 21, 2013 9:54 pm
by GregR
If I was riding a Yamaha R6 and pulling 8k rpm in 2nd gear, what speed (roughly) would I be doing?
Re: A Question for the bikers...
Posted: Wed Aug 21, 2013 10:07 pm
by chris_c201
Never had an r6 although have had a shot of one, I'd guess about 50-55?
Re: A Question for the bikers...
Posted: Wed Aug 21, 2013 10:25 pm
by ironside
50mph (
http://www.gearingcommander.com) it's a YZF-R6 if you want to look it up yourself.
Re: A Question for the bikers...
Posted: Wed Aug 21, 2013 10:28 pm
by GregR
fantastic! Cheers!

Re: A Question for the bikers...
Posted: Wed Aug 21, 2013 11:38 pm
by DDtB
I think that post deserves more explanation Mr Rolfe...

Re: A Question for the bikers...
Posted: Thu Aug 22, 2013 7:32 am
by chris_c201
Agreed, curious now!
Re: A Question for the bikers...
Posted: Thu Aug 22, 2013 8:21 am
by GregR
DDtB wrote:I think that post deserves more explanation Mr Rolfe...

Nothing exciting - work

Re: A Question for the bikers...
Posted: Thu Aug 22, 2013 10:01 am
by ClarkyBoy
while in court once... er. spectating. a chap got off with a ban because the was doing a certain RPM inn his Subaru 'as it was a newly built engine and he was running it in' apparently he was only doing 98 mph and not the 112 that the copper clocked him at.
he got away with some point and a fine! lol +
Re: A Question for the bikers...
Posted: Thu Aug 22, 2013 4:10 pm
by sendmyusername
If you reconnect your speedo, it will usually tell you your speed ...
It depends what year model as well, some big differences between 2000-2008 and later models.
If it's for racing, get someone to give you a wiggle at different speeds.
Re: A Question for the bikers...
Posted: Thu Aug 22, 2013 4:14 pm
by sendmyusername
Here's me with my afterthought posting again...
Depends on the tyres too, slightly different sidewalls/width from standard (lower or higher) can change speed by up to 5mph (not much more though as clearance on mudguards pretty limitied on them)
The side wall is a percentage of the width, so even if sidewall is same number as standard, if you have a different width, the side wall will still be different