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approximate Power-toWeight Ratios of all the Sport Quads !!!

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Old Apr 9, 2003 | 12:22 PM
  #71  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

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Old Apr 9, 2003 | 01:02 PM
  #72  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

oops ...

BUSTED!!!

sorry[img]i/expressions/face-icon-small-blush.gif[/img]

forgot about that

lol
 
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Old Apr 10, 2003 | 10:25 PM
  #73  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

well i know the tecate 4 is overweighted in the chart. kawasaki has it listed at 328, and there are so many horsepower numbers off i dont even know where to begin, why cant you use hp numbers from the crank???????

the weight of all these quads can be found at www.offroadhaven.com and they are direct from the manufactuerer. as far as the hp numbers are concerned it would be much easier to find the numbers at the crank/flywheel
 
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Old Apr 10, 2003 | 10:50 PM
  #74  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

He said he gathered the numbers from magazines and websites so that is where any inaccuracy comes from. To be truly accurate you would not only have to have all the numbers at the same place like the crank or the rear wheels but they would have to be done on the same dyno. you would have to at least know that they were all done on the same type dyno since one type gives lower numbers than the other (superflow). Even then if you did them on the same type of dyno but in different parts of the country with different elevations/climates you would have different numbers. I think DSAPP has done a good job for tossing it together without making a major project out of it. If you can find better numbers go for it I would love to see the list be as accurate as possible and I'm sure DSAPP would too.
Peace, Diggler
 
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Old Apr 23, 2003 | 07:16 PM
  #75  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

TORQUE GET YOU THERE,HORSEPOWER KEEP YOU THERE.

 
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Old Apr 23, 2003 | 07:30 PM
  #76  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

Originally posted by: scramblered
TORQUE GET YOU THERE,HORSEPOWER KEEP YOU THERE.
Ain't that the truth.
 
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Old Apr 24, 2003 | 11:50 AM
  #77  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

yeah!

thanks Dirt Diggler

I'm trying

and yes.... no one cares what the horspower is at the crank..... it's the HP to the ground that makes you go
 
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Old Apr 24, 2003 | 05:29 PM
  #78  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

I hear ya man.
 
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Old Apr 25, 2003 | 12:04 PM
  #79  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

The comparison of the quads dry weight to its approximate horsepower is interesting, but not quite accurate.
Japanese manufacturer claimed dry weights are notoriously lighter then they actually are, and bigger engines use more oil, coolant, and gas then smaller ones, none of which are included in claimed dry weights.
You would need to weigh each quad wet, ready to ride with equal amounts of gas in each.

Another problem is that you are not considering the weight of the rider. A quad like the Blaster looks like a real hot rod until you put a 175 pound rider on it. Then its lower HP number is more obvious.

Do the same chart with wet weights and throw in a 175 pound rider for each and your numbers would be much closer to reality.

 
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Old Apr 25, 2003 | 12:09 PM
  #80  
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Default approximate Power-toWeight Ratios of all the Sport Quads !!!

Just some interesting dry weight claims compared to actual wet weights I thought you guys would find interesting.

Quad claimed dry weight / actual wet weight

DS650----------- 470 / 516

440 Cannibal--- 375 / 396

400EX----------- 375 / 399

Z400------------ 372 / 410

Predator------- 415 / 444

Raptor---------- 398 / 451

Banshee------- 386 / 425

Wet weights were measured by ATV SPORT magazine and were with a full tank of gas.
 
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