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Convert TC103 to carb?

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  #11  
Old 10-01-2012 | 10:38 AM
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Originally Posted by deez nuts
Good points everyone makes for EFI, Some say its not worth the time and money to switch and EFI bike to Carb but i'm not even sure how much money or time it is, thats what im asking.
Check out the link; it will give you an idea of the scope of the job. I would guess that you are looking at near $1000 for the carb, new ignition and misicellaneous hardware.

http://www.amm.haan.de/Carb/carb.htm
 
  #12  
Old 10-01-2012 | 11:30 AM
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This is far more than simply a matter of 'time or money'. Further to JohnC's comment, carbs are like rear chains. Why change a superior belt to an exposed chain? Or EFI to a carb for that matter! Chains and carbs are just SO last century........
 
  #13  
Old 10-01-2012 | 01:10 PM
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Originally Posted by grbrown
Chains and carbs are just SO last century
And so simple; sometimes simplicity is more important to the end user than having to deal with more complicated and sophisticated systems. There is no arguing that point; it is an individual decision and requires no justification to anyone but the end user.
 
  #14  
Old 10-01-2012 | 01:15 PM
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The reason why i think switching to a carb isnt a bad idea is because i would be working over the engine a lot to make it run good, heads, big bore, cam and the works. So i'd be putting on a bigger throttle body and all i assume, so instead of buying a throttle body and injectors or whatever mumbo jumbo it uses i could just as easy buy a high performance carb ie mikuni or S&S. So its as easy as that.

Also i dont have an EFI bike at the time and its not like im planning to do this swap next weekend. Just wondered what all was involved in it thats all. I am thankful for my Mikuni HSR45 thats on my bike now, cant say enough good things about it. other then its expensive lol
 
  #15  
Old 10-01-2012 | 06:51 PM
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Sir I apologize, you are absolutely correct; each of my bikes have a distintive personality -- and carb sound cannot be beat
Originally Posted by djl
Better is subjective. Better to some may be the technical advantages offered by an EFI system while better to some may be the simplicity of the naturally aspirated motor; jets and needles vs relying on a third party and a dynomometer.

I would never go to the trouble and expense to convert EFI to carb; just doesn't make sense to me. However, when I bought my second bike, I bought a carbureted model for the simplicity of the carb. I have one of each and like each for what each has to offer.

To debate or argue about something as subjective as why one prefers EFI to carb or visa versa is a waste of time.
 
  #16  
Old 10-02-2012 | 11:36 AM
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There is a reason why the auto and sportbike industry is able to run 13.5:1 compression na and 12:1 with turbos on pump gas from the factory, and its not because of a carburetor. Direct injection is the next stage of FI. FI allows the engine to be tuned more accurately with higher compression. That equals more power. FI also tends to be slightly less peak power, but it makes more average power. That is do to the carbs narrow ideal power band.
 
  #17  
Old 10-02-2012 | 11:48 AM
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Originally Posted by JohnC FXDX
There is a reason why the auto and sportbike industry is able to run 13.5:1 compression na and 12:1 with turbos on pump gas from the factory, and its not because of a carburetor. Direct injection is the next stage of FI. FI allows the engine to be tuned more accurately with higher compression. That equals more power. FI also tends to be slightly less peak power, but it makes more average power. That is do to the carbs narrow ideal power band.
Seems like everyone is almost making me wanna know what the process is to change my old bike to EFI lol jk
Main thing about EFI is the added cost of tuning and all the sensors and mumbo jumbo. pain in the ***. I guess it has its positive things too, im just old fashioned with a lot of things.
 
  #18  
Old 10-02-2012 | 09:26 PM
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Originally Posted by deez nuts

NHRA cars that make 8,000hp use a carb
Monster Trucks that make 2,000hp us a carb
NASCAR cup cars that make 800hp up until last year used a carb
Super Late model Dirt track cars make 800hp use a carb

Get the idea?
Carb is fine for racing (wide open throttle) EFI shines for rideability and partial throttle where our bikes live on the streets.
 
  #19  
Old 10-03-2012 | 04:38 AM
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Originally Posted by deez nuts
Seems like everyone is almost making me wanna know what the process is to change my old bike to EFI lol jk
Main thing about EFI is the added cost of tuning and all the sensors and mumbo jumbo. pain in the ***. I guess it has its positive things too, im just old fashioned with a lot of things.
I feel for you! I am also not far ahead in coming to terms with modern technology. Time was when I could see no point in dynos, but it is my carb bike I have had set up that way.

EFI vehices have an engine management system that also does ignition, so changing a carb bike over to EFI is not straight-forward, but then changing an EFI bike to carb and a separate ignition system isn't either.

The mumbo jumbo is your friend - honest! Learn to love it.....
 
  #20  
Old 10-03-2012 | 07:25 AM
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Originally Posted by grbrown
I feel for you! I am also not far ahead in coming to terms with modern technology. Time was when I could see no point in dynos, but it is my carb bike I have had set up that way.

EFI vehices have an engine management system that also does ignition, so changing a carb bike over to EFI is not straight-forward, but then changing an EFI bike to carb and a separate ignition system isn't either.

The mumbo jumbo is your friend - honest! Learn to love it.....
I just hate the mumbo jumbo! gah!
 



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