TT lap times ?
Discussion
After watching the TT yet again from the tv ( I will get there before I pass away) the lap times are insane. Just to put some perspective on them, where do you think a decent rode rider without a death wish would come in time wise after several laps ?
I am not ashamed to say on my 160 mile familiar route with some billy big balls speeds achieves no more than an average of 48 mph according to my bikes computer .
There's a lot of stopping and slowing down on the roads which kills average speeds but I would be interested to see what I could do it in, probably 90mph ? Or am I doing an injustice to myself or would it be less
Where do you think a quick lap time would be round there for a half decent road rider with a few track days under there belt comes in at .
I am not ashamed to say on my 160 mile familiar route with some billy big balls speeds achieves no more than an average of 48 mph according to my bikes computer .
There's a lot of stopping and slowing down on the roads which kills average speeds but I would be interested to see what I could do it in, probably 90mph ? Or am I doing an injustice to myself or would it be less
Where do you think a quick lap time would be round there for a half decent road rider with a few track days under there belt comes in at .A friend of mine, and fellow competitor back in the day, owns a Suzuki dealership.
He assures me that the latest litre bikes are so good, that we could jump on a stock bike and lap Dundrod at 115 or so, without breaking sweat ***(and we're old farts).
As the speeds of the circuits are very close, I suspect the same would hold true for the TT.
The only caveat being, Dundrod is a great deal easier to learn.
He assures me that the latest litre bikes are so good, that we could jump on a stock bike and lap Dundrod at 115 or so, without breaking sweat ***(and we're old farts).
As the speeds of the circuits are very close, I suspect the same would hold true for the TT.
The only caveat being, Dundrod is a great deal easier to learn.
- *** possibly exaggerating for effect

trickywoo said:
100 mph would be a respectable time for a road bike / decent rider.
No way, look away from the headlines you see on tv and you’ll see that many of the riders in the superbike race are around 115mph or a bit below on some laps (and not just through pit stops!), and they’ve qualified to race there. https://www.iomtt.com/~/media/Files/2018/Results/r...
I’d bet an average road rider would be around 70mph and a fast road rider about 80-85mph.
The levels of commitment the racers have there can’t be underestimated, even to keep an average of 75mph you have to spend as much time over that as you do under, and how confident would the average rider be going between two drystones walls around a corner at over 75mph? To compensate for the 20mph hairpin you’ll need to be travelling at over 140moh for longer, and there’s not many straights there...!
Higgs boson said:
A friend of mine, and fellow competitor back in the day, owns a Suzuki dealership.
He assures me that the latest litre bikes are so good, that we could jump on a stock bike and lap Dundrod at 115 or so, without breaking sweat ***(and we're old farts).
As the speeds of the circuits are very close, I suspect the same would hold true for the TT.
The only caveat being, Dundrod is a great deal easier to learn.
There's absolutely no chance of that, 115mph average round the TT course?? you're having a laugh, Dundrod maybe but that's about 4 corners, I don't give a monkeys if you were on a GP bike, or the latest 1000cc tackle, its not going to happen, how often do you keep the throttle pinned wide open on any bike on the road? 2nd and 3rd gear maybe for very brief periods, now imagine doing that in 4th, 5th and 6th constantly for 38 miles He assures me that the latest litre bikes are so good, that we could jump on a stock bike and lap Dundrod at 115 or so, without breaking sweat ***(and we're old farts).
As the speeds of the circuits are very close, I suspect the same would hold true for the TT.
The only caveat being, Dundrod is a great deal easier to learn.
- *** possibly exaggerating for effect


srob said:
No way, look away from the headlines you see on tv and you’ll see that many of the riders in the superbike race are around 115mph or a bit below on some laps (and not just through pit stops!), and they’ve qualified to race there.
https://www.iomtt.com/~/media/Files/2018/Results/r...
I’d bet an average road rider would be around 70mph and a fast road rider about 80-85mph.
The levels of commitment the racers have there can’t be underestimated, even to keep an average of 75mph you have to spend as much time over that as you do under, and how confident would the average rider be going between two drystones walls around a corner at over 75mph? To compensate for the 20mph hairpin you’ll need to be travelling at over 140moh for longer, and there’s not many straights there...!
My money would be on this too.https://www.iomtt.com/~/media/Files/2018/Results/r...
I’d bet an average road rider would be around 70mph and a fast road rider about 80-85mph.
The levels of commitment the racers have there can’t be underestimated, even to keep an average of 75mph you have to spend as much time over that as you do under, and how confident would the average rider be going between two drystones walls around a corner at over 75mph? To compensate for the 20mph hairpin you’ll need to be travelling at over 140moh for longer, and there’s not many straights there...!
The speeds they are running at now are pretty much mental, 99per cent of road riders would'nt get anywhere near a 100mph lap
Yes, there are some sections that maintaining just the speed limit of 50 or 60 using just one side of the road, you need to concentrate a bit on a road bike.
I think someone who knows the track a bit, on closed roads, would do about 80 -85 average first few attempts. So many corners are unsighted due to hedges and trees, houses etc, you're always wondering what is past the vanishing point!
Even over the mountain during tt week, one way, no speed limit, you can crack on. Most bikers will do bloody well to hit a MAX speed that is close to the AVERAGE that the pro riders do around the whole track! It's a different world!!
To average 100mph, you'd need lots of practice, circuit knowledge and balls! !
I think someone who knows the track a bit, on closed roads, would do about 80 -85 average first few attempts. So many corners are unsighted due to hedges and trees, houses etc, you're always wondering what is past the vanishing point!
Even over the mountain during tt week, one way, no speed limit, you can crack on. Most bikers will do bloody well to hit a MAX speed that is close to the AVERAGE that the pro riders do around the whole track! It's a different world!!
To average 100mph, you'd need lots of practice, circuit knowledge and balls! !
poo at Paul's said:
Yes, there are some sections that maintaining just the speed limit of 50 or 60 using just one side of the road, you need to concentrate a bit on a road bike.
I think someone who knows the track a bit, on closed roads, would do about 80 -85 average first few attempts. So many corners are unsighted due to hedges and trees, houses etc, you're always wondering what is past the vanishing point!
Even over the mountain during tt week, one way, no speed limit, you can crack on. Most bikers will do bloody well to hit a MAX speed that is close to the AVERAGE that the pro riders do around the whole track! It's a different world!!
To average 100mph, you'd need lots of practice, circuit knowledge and balls! !
I agree with this. I've got some gopro over roads that weren't the mountain that I rode a little enthusiastic in my mv in 16 that won't be going on YouTube and alot of it is 80-120.I think someone who knows the track a bit, on closed roads, would do about 80 -85 average first few attempts. So many corners are unsighted due to hedges and trees, houses etc, you're always wondering what is past the vanishing point!
Even over the mountain during tt week, one way, no speed limit, you can crack on. Most bikers will do bloody well to hit a MAX speed that is close to the AVERAGE that the pro riders do around the whole track! It's a different world!!
To average 100mph, you'd need lots of practice, circuit knowledge and balls! !
Last year on my tuono over the mountain I hit I think about 160 but averaged over just that part far less. I'm a fairly competent rider but those TT lot are talent, skill, practice and steel balls way beyond us mere mortals
I can speak from personal experience as a competitor at the TT and have lapped at just under the 126 mark. To claim that most road riders could lap at 100mph is absolute cobblers. I have also raced Dundrod for several years and while it is an easier course to learn, it still takes time to get up to speeds of 120+. I am not blowing my own trumpet here, it is just that I have been there and done it and know what is needed to get lap times in.
course knowledge plays a huge part in the speed. not easy to commit to 100 plus blind bends when you don't know where you are going. see what happened to guy martin on his first visit to the ring when he went out with bren,dale and andy. https://www.youtube.com/watch?v=F1dCLHi4UOo
wc98 said:
course knowledge plays a huge part in the speed. not easy to commit to 100 plus blind bends when you don't know where you are going. see what happened to guy martin on his first visit to the ring when he went out with bren,dale and andy. https://www.youtube.com/watch?v=F1dCLHi4UOo
Shame it was filmed through a potato. Can't watch it. Agree with your points tho!robinh73 said:
I can speak from personal experience as a competitor at the TT and have lapped at just under the 126 mark. To claim that most road riders could lap at 100mph is absolute cobblers. I have also raced Dundrod for several years and while it is an easier course to learn, it still takes time to get up to speeds of 120+. I am not blowing my own trumpet here, it is just that I have been there and done it and know what is needed to get lap times in.
You cant argue with that quote, a man that not only can but has done so with massive b
ks at 126. After reading that I reckon I might drop my 90 mph and give myself a fighting chance at an 80mph average .Not to mention the 3 fag brakes and 4 piss stops around the course would mean it would probably take me all day.
200Plus Club said:
Shame it was filmed through a potato. Can't watch it. Agree with your points tho!
Ah yes videoing in the mid 2000s gave some very potato like recordings I remember doing the mountain on my old Benelli back in 06 gaffa taping my mini dv camera onto the tank and using my tee undershirt underneath to stop it rattling
https://youtu.be/xdZZ0ksnC0E
Gave up road riding for 10 years after this
robinh73 said:
I can speak from personal experience as a competitor at the TT and have lapped at just under the 126 mark. To claim that most road riders could lap at 100mph is absolute cobblers. I have also raced Dundrod for several years and while it is an easier course to learn, it still takes time to get up to speeds of 120+. I am not blowing my own trumpet here, it is just that I have been there and done it and know what is needed to get lap times in.
What year did you do the 126 mph lap Robin?I ask because in the recent interview you did with road racing news recently you said when asked about competing in the TT that you haven't ever competed there and now you are to old to enroll as a newcomer.
Whilst I respect your skill as a road racer.
Have you ever competed at the Isle of Man TT?
Edited by magooagain on Sunday 10th June 20:10
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