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Fortune Magazine Article on Harley Davidson

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  #21  
Old 10-09-2007 | 05:42 PM
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Fred00
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Default RE: Fortune Magazine Article on Harley Davidson

ORIGINAL: Herr Monk
My $.02, if Harley would not have to eliminate the performance gap to capture younger riders, just diminish it. Like I said, what we (and by we I mean 17-30 somethings who have not bought into the plastic fantastic thing) really want is a Harley that performs in the same ball-park as the 650-1000cc rockets. Don't tell me it's impossible, I’ve seen it done by many. Harley needs to make it cheaper to do this, and the Harley culture needs to be supportive of this, rather than sticking its head in its a$$ and saying "I didn't want to do fast anyway". Like I said, my $.02.
That's not gonna happen, ever. The power needed to accelerate a Harley at the rate of even a 600cc sportbike would be rediculous. These 600s have 110rwhp with a pipe and tune, and a Harley weighing over 650lbs would need MUCH more than that to be able to compete. And then we have the 1000cc sportbikes putting out over 160rwhp weighing 440lbs. Forget it...

ORIGINAL: bpdeepwater

Keep in mind the 20 and 25 year olds today in 10 to 15 years will be 35 and 40 and will have the same desires as we have. The company will survive and will continue to be at the top of the game. If you notice the other companies are trying to mimic what Harley has done in the last 10 years, wonder why.
I wouldn't be so sure of that. It's not the same mentality anymore. Most of the people growing up with these modern sportbikes won't just suddenly be willing to throw away all the performance and handling because they turn 35. Most will probably go for a standard/upright sportbike or a jap sport tourer when they become to old for a real sportbike.

ORIGINAL: detailer03
How many times do you see people drooling over a sport bike? Few. Harley-Davidson is an American icon. Every kid knows what a Harley is. Almost every motorcycle manufacturer has copied or is still copying H-D.
There are probably as much people in the world that prefer sportbikes as there are who prefer cruisers. It's more of a demographics thing. You won't find many younger people admiring cruisers, just as you won't find many older people admiring sportbikes. But of course there's exceptions to these rules too.
 
  #22  
Old 10-09-2007 | 06:13 PM
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Herr Monk
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Default RE: Fortune Magazine Article on Harley Davidson

ORIGINAL: Fred00

That's not gonna happen, ever. The power needed to accelerate a Harley at the rate of even a 600cc sportbike would be rediculous. These 600s have 110rwhp with a pipe and tune, and a Harley weighing over 650lbs would need MUCH more than that to be able to compete. And then we have the 1000cc sportbikes putting out over 160rwhp weighing 440lbs. Forget it...
That's just not true. I've been out to the drag strip. I've seen this Dyna's do 1/4 miles in under 11 seconds. It only takes about 125hp to get a 650 ilb bike plus rider under an 11 second 1/4 mile. And I am not even talking about stock beating them. There is no real reason that a Harley cannot come stock putting out one hp/in3, that's 96 horses. That would put an experienced rider at just under a 12 second 1/4 mile. I think we would be pretty happy with that, and it would not take more innovation to get it done. Like you said, they make 600cc engine put out 110hp. I think they could get that out of a 96... It would not take an R & D overhaul.

I think your other point is right on:

ORIGINAL: Fred00

wouldn't be so sure of that. It's not the same mentality anymore. Most of the people growing up with these modern sportbikes won't just suddenly be willing to throw away all the performance and handling because they turn 35. Most will probably go for a standard/upright sportbike or a jap sport tourer when they become to old for a real sportbike.
Yupp, my generation has come of age with 75 mph speed limits (around here that means up to 90 and no ticket for the most part) on the freeways, and for your standard Sedans 200+ hp is becoming the norm. Our concept of speed (we tend to be a little ADD too) has been redefined, and a nice Sunday Cruise involves triple digit speed (out in the middle of nowhere of course). You know back in the 1930s Harley was making machines that could go over 130... why can't a modern stocker do that? Even in the 70s, when most cars could only go into the 80s a Harley that could hit 100 would seem fast. Harley does not exist in a technology vacuum. Just by virtue of time passing we expect vehicles to go faster and perform generally better. The 96 is about 9% larger than the 88. One would think that would mean all the numbers ought to be 9% higher, more even, because one would think that it's not just a bigger engine, it's a new engine... The fact that this is not the case is a problem...





 
  #23  
Old 10-09-2007 | 07:02 PM
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Yellotang
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Default RE: Fortune Magazine Article on Harley Davidson

ORIGINAL: Herr Monk

ORIGINAL: Yellotang

I don't want to go fast. Gotta problem with that?
[align=left] [/align]
No. But I can't imagine that you would object to the ability to go fast, should the want arise...

P.S. if you have any performance parts you don't want, send them this way
Hehe, No! That way I can still beat you in a race!

J/K
 
  #24  
Old 10-10-2007 | 01:32 AM
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ebeattie
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Default RE: Fortune Magazine Article on Harley Davidson

Well, I think what alot of people need to understand about HP and Torque is that HP really dont mean squat. HP was a way for manufacturers of machines back when internal combustion engines came around to rate their machines versus the horses that they were trying to replace.

The true measure of ANY engine's ability is its TORQUE and the range its found in. Horsepower is simply a calculation BASED on the torque given the speed at which the engine is turning. When building a street performance engine, the goal is always to build as much torque across the widest powerband possible. In addition, the GEARING of the transmission and final drive also come into play. Gear reduction multiplies torque so while designing an engine/trans package, the engineer will take the torque curve and select a gearset that will take the most advantage out of that torque curve.

A Harley by nature is a torque monster, and the gear ratios found in Harley transmissions benifit it. By increasing the available torque, the Harley will have better acceleration off the line. For drag racing, and a large majority of racing found on the streets, TORQUE is king. HP means nothing. HP ratings come into play when momentum, or the lack of a need to create momentum comes into play. For light to light racing or 1/4 mile, you better max your numbers for usable torque.

Another note, when making mods and tuning using a dyno to tune the engine, the best way to determine if your mods made any real difference is to find the AVERAGE increase. Peak torque or HP means nothing if every other point of measurement has LOST or even only made marginal torque or HP gains. To find this number out, take your dyno sheet and find the increases (or possibly decreases) in torqe and hp every 1000 RPM till redline. Take those increases and find the average number. Good technique to use if you actually study the dyno graphs seen in performance mod ads
 
  #25  
Old 10-10-2007 | 02:05 AM
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Fred00
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Default RE: Fortune Magazine Article on Harley Davidson

ORIGINAL: ebeattie

Well, I think what alot of people need to understand about HP and Torque is that HP really dont mean squat. HP was a way for manufacturers of machines back when internal combustion engines came around to rate their machines versus the horses that they were trying to replace.

The true measure of ANY engine's ability is its TORQUE and the range its found in. Horsepower is simply a calculation BASED on the torque given the speed at which the engine is turning. When building a street performance engine, the goal is always to build as much torque across the widest powerband possible. In addition, the GEARING of the transmission and final drive also come into play. Gear reduction multiplies torque so while designing an engine/trans package, the engineer will take the torque curve and select a gearset that will take the most advantage out of that torque curve.

A Harley by nature is a torque monster, and the gear ratios found in Harley transmissions benifit it. By increasing the available torque, the Harley will have better acceleration off the line. For drag racing, and a large majority of racing found on the streets, TORQUE is king. HP means nothing. HP ratings come into play when momentum, or the lack of a need to create momentum comes into play. For light to light racing or 1/4 mile, you better max your numbers for usable torque.

Another note, when making mods and tuning using a dyno to tune the engine, the best way to determine if your mods made any real difference is to find the AVERAGE increase. Peak torque or HP means nothing if every other point of measurement has LOST or even only made marginal torque or HP gains. To find this number out, take your dyno sheet and find the increases (or possibly decreases) in torqe and hp every 1000 RPM till redline. Take those increases and find the average number. Good technique to use if you actually study the dyno graphs seen in performance mod ads
Well, I guess you haven't seen aV-Rod against an air-cooled Harley at the drag strip then. (Hint: The lower torque V-Rod destoys the air-cooled Harley).The V-Rods relative torque to RPM is what gives it its edge over the air-cooled Harley. The higher RPMs of the V-Rod is enough to give it sufficient gearing advantage to overcome the lower torque compared to the air-cooled Harley. This relation of torque to RPM is also what gives it so much power. The V-Rod has much more power than an air-cooled Harley, and that's what gives it its edge.

I agree that peak numbers don't tell the whole story, but often they're enough to determine the performance of a vehicle. Compare power/weight ratios to acceleration numbers of a number of vehicles and you will find a pattern, where high power/weight ratio makes for quick acceleration. Now do the same for torque/weight ratio. You will not be able to find a pattern linking torque/weight ratio with performance, because there simply isn't any.

When racing you always want to be as close as possible to the engines peak power in order to maximize rear wheel torque. This is why CVT gearboxes (Continually Variable Transmisson) are running the engine at peak hp for maximum performance.
 
  #26  
Old 10-10-2007 | 06:12 AM
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Fred00
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Default RE: Fortune Magazine Article on Harley Davidson

ORIGINAL: Herr Monk
That's just not true. I've been out to the drag strip. I've seen this Dyna's do 1/4 miles in under 11 seconds. It only takes about 125hp to get a 650 ilb bike plus rider under an 11 second 1/4 mile. And I am not even talking about stock beating them. There is no real reason that a Harley cannot come stock putting out one hp/in3, that's 96 horses. That would put an experienced rider at just under a 12 second 1/4 mile. I think we would be pretty happy with that, and it would not take more innovation to get it done. Like you said, they make 600cc engine put out 110hp. I think they could get that out of a 96... It would not take an R & D overhaul.
Okay, I'm with you on that one. 125hp is enough to get a Harleyunder 11 secs in the 1/4 mile.The way a sportbike accelerate down the 1/4 mile is very different from a cruiser. A cruiser relies on a quick start due to its long wheelbase, whereas a sportbike can'tget out of the hole very quick due to aits short wheelbase.This means that a 125hp Harley will pull harderfrom the start, and a 600cc will pull harderat speed (from 60mph up) whenthe rider can give itfull throttlewithout risking to flip it. I suspect that the125hpDyna doesn't have a trap speed in excess of 130mph like a 600cc.

So,to make a cruiser quick like a sportbike from lights is not particularly hard, but making a cruiser as quick as even a 600cc from 60mph and up will be harder (atleast 150hp). Especially considering a sportbike has a full fairing which improves aerodynamics considerably.
 
  #27  
Old 10-10-2007 | 12:09 PM
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INDEPENDENTBIKEWORKS
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From:
Default RE: Fortune Magazine Article on Harley Davidson

ORIGINAL: Fred00

ORIGINAL: Herr Monk
That's just not true. I've been out to the drag strip. I've seen this Dyna's do 1/4 miles in under 11 seconds. It only takes about 125hp to get a 650 ilb bike plus rider under an 11 second 1/4 mile. And I am not even talking about stock beating them. There is no real reason that a Harley cannot come stock putting out one hp/in3, that's 96 horses. That would put an experienced rider at just under a 12 second 1/4 mile. I think we would be pretty happy with that, and it would not take more innovation to get it done. Like you said, they make 600cc engine put out 110hp. I think they could get that out of a 96... It would not take an R & D overhaul.
Okay, I'm with you on that one. 125hp is enough to get a Harleyunder 11 secs in the 1/4 mile.The way a sportbike accelerate down the 1/4 mile is very different from a cruiser. A cruiser relies on a quick start due to its long wheelbase, whereas a sportbike can'tget out of the hole very quick due to aits short wheelbase.This means that a 125hp Harley will pull harderfrom the start, and a 600cc will pull harderat speed (from 60mph up) whenthe rider can give itfull throttlewithout risking to flip it. I suspect that the125hpDyna doesn't have a trap speed in excess of 130mph like a 600cc.

So,to make a cruiser quick like a sportbike from lights is not particularly hard, but making a cruiser as quick as even a 600cc from 60mph and up will be harder (atleast 150hp). Especially considering a sportbike has a full fairing which improves aerodynamics considerably.
That sums it up pretty good right there. This is why you are starting to see extended swingarms on sportbikes. They are trying to keep the fron wheel on the ground during a hard launch. But hit 9000rpm in third, and its over johny. Also remember that majority of sportbike riders would rather carve a corner or spend the day at a ROAD RACE track, than running the quarter mile.
The 2 styles of bike are trying to do 2 different things. The weght of the Vtwin and trans/primary setup are a disadvantage. You want to have performance comparable to a sportbike using a big twin cruiser? I would say start by looking at the Italian bikes and Buells, then see how you can incorporate some of that technology into a big twin with cruiser styling. It would definately be interesting to explore, although I think you would wind up with something along the lines of Confederate Motorcycles Hellcat.

 
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