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Why not a potato sounding idle?

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  #1  
Old 03-26-2010 | 09:14 PM
rnoswal's Avatar
rnoswal
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From: Bossier City, Louisiana
Default Why not a potato sounding idle?

I bought a 98 Road King last sept 09, fuel injected and a nice bike, but... I always liked the uneven rumble at idle on the carbed bikes. Did HD do something other than the fuel injection addition to make a very even sounding idle? There are no mods on the engine, but sure wish I had the old rumbling potato sound at idle. Any suggestions?

Thanks

Russ
 
  #2  
Old 03-26-2010 | 09:21 PM
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Chuck1
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From: N.E. OHIO
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I think the higher idle do to the restrictions to meet gov. regulations has a lot to do with it.
 
  #3  
Old 03-26-2010 | 09:23 PM
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lrays280z
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What do you think about this one?

http://www.youtube.com/watch?v=2wuGqSfJQ7Y
 
  #4  
Old 03-26-2010 | 09:48 PM
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kickdrum
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Man, thats what they should sound like!!!
 
  #5  
Old 03-26-2010 | 09:54 PM
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emwolb
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it's because your bike is fuel injected rather than carbed. if it had a carb you would be able to adjust the idle. problem with that is that if it's idling too slow, your oil pump will not be pushing enough oil through the motor. it also had to do with the twin fire vs single fire ignition also. yours is an evo, so if there were a way to drop the idle and had something other than stock exhaust yours could have that sound.
 
  #6  
Old 03-26-2010 | 09:57 PM
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J2X
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HD mechanic said the distinct potato sound is adversely affected due to the fuel injected system.
 
  #7  
Old 03-26-2010 | 10:55 PM
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leohd
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Originally Posted by lrays280z
What do you think about this one?

http://www.youtube.com/watch?v=2wuGqSfJQ7Y
makes me miss my ol shovel I had for 20 years
 
  #8  
Old 03-26-2010 | 11:36 PM
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rnoswal
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From: Bossier City, Louisiana
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I really do like that sound leohd, just not too crisp running it up though, but that is the sound I would really like to hear from my bike. So let me ask this then. If I had true dual pipes, getting rid of the mostly out the right exhaust system, and managed to get the idle down, I could get that uneven idle that sounds so good? Or is it more than that? Can I get that with fuel injection and the twin fire ignition?

Thanks so far for the lessons of this package I have with my bike,

Russ
 
  #9  
Old 03-27-2010 | 12:01 AM
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poppa cooter
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you can get that sound with a thunder max tuner but there is a big problem, your crank it is very hard on the lower end of your motor to lower your idle like that you could damage your crank or even bearing.
 
  #10  
Old 03-27-2010 | 12:09 AM
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bfgoodmudder
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I had no idea a 98 RK was fuel injected. That stuff is too complicated for me... Here's my 87. Could probably use a tune-up but.....you be the judge.

http://www.youtube.com/watch?v=DwoQKiZkncY
 


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