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Old Apr 24, 2022 | 09:05 PM
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I have a 2002 fatboy (carburetor). Our speed limits here in BC are mostly 90 Kilometers an hour or 55 MPH. Can any one tell me what RPM I would be running in fourth gear at 55 MPH. I dont have a tach.
Thanks in advance
 
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Old Apr 24, 2022 | 09:19 PM
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Not sure on FB gearing my my '00 Electra would have been about 2500 if memory serves.
 
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Old Apr 25, 2022 | 06:55 AM
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OP'r - I think you probably want RPM in 5th gear?
 
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Old Apr 25, 2022 | 08:32 AM
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Originally Posted by gerald martin
I have a 2002 fatboy (carburetor). Our speed limits here in BC are mostly 90 Kilometers an hour or 55 MPH. Can any one tell me what RPM I would be running in fourth gear at 55 MPH. I dont have a tach.
Thanks in advance
Here we go again... Why not add a small-ish cheap tach so you'll know what your rpm is at any speed ?

Here's a fairly cheap version
Amazon Amazon

T.
 

Last edited by WKNDS; Apr 25, 2022 at 08:35 AM.
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Old Apr 25, 2022 | 02:12 PM
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Originally Posted by WKNDS
Here we go again... Why not add a small-ish cheap tach so you'll know what your rpm is at any speed ?

Here's a fairly cheap version
https://www.amazon.com/Bikers-Choice...dp/B000VSCB94/

T.
Just asked a simple question. I dont want a tach as I want my bike completely stock. If you dont know the answer to my question why even comment.
 
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Old Apr 25, 2022 | 02:22 PM
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Simple questions in here sometime bring out the silly in some.
55 mph on that FB should be around 2200 rpm.
FB was never a speedster, it was built to putt. 100 mph pushing it.
Gear box and 6 speed changed it up eventually.

My '05, 95 CI, 5 speed, gold badge anniversary edition.





 
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Old Apr 25, 2022 | 02:30 PM
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Originally Posted by gerald martin
Just asked a simple question. I dont want a tach as I want my bike completely stock. If you dont know the answer to my question why even comment.
Touchy for a Canadian, eh?
 
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Old Apr 25, 2022 | 02:41 PM
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He's asking RPM @ 55 mph in "fourth" gear, Guys

best i can help, Ger (which may be no help at all)
My '04 Deuce (5sp trans/stock TC88) would be around 2900 or so @55mph in fourth gear


..L.T.A.
 
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Old Apr 25, 2022 | 02:45 PM
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Gear Ratio:
1st 10.11
2nd 6.958
3rd 4.953
4th 3.862
5th 3.15

Gear ratio, has to be a calc for that. Just sayin
 
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Old Apr 25, 2022 | 03:36 PM
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Originally Posted by TriGeezer
Touchy for a Canadian, eh?
Not touchy at all. Just seems there are always some idiots that respond with a stupid remark when some one asks a sincere question. If they cant answer just keep your thoughts to your self. This forum is supposed to be about helping others.
 
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