Pipe swap question
VentureT
Posted 2012-05-27 5:40 PM (#115302)
Subject: Pipe swap question


Puddle Jumper

Posts: 7
Getting my new-to-me 2008 Victory Vision on Tuesday. My wife has the same bike but mine has stock pipes, hers has S1L1. She wants to swap.

Question - do we need to do any tuning after a swap like this or are we good to go?

Thanks
T
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varyder
Posted 2012-05-27 5:42 PM (#115303 - in reply to #115302)
Subject: Re: Pipe swap question


Visionary

Posts: 8144
New Bohemia, VA
swap bikes - yes tuning is required... you could swap out the skins...congrats on the bikes!!!
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savage
Posted 2012-05-28 6:55 AM (#115344 - in reply to #115302)
Subject: RE: Pipe swap question


Cruiser

Posts: 228
You will need the Stage 1 download in your ECM and she will need to revert to the stock download. The dealer has to do this.
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kris1956
Posted 2012-05-28 6:58 AM (#115345 - in reply to #115302)
Subject: Re: Pipe swap question


Iron Butt

Posts: 1109
Are they the same year, if so it seems to me you could swap the ecms too.
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kevinx
Posted 2012-05-28 9:24 AM (#115351 - in reply to #115345)
Subject: Re: Pipe swap question


Visionary

Posts: 1340
Gainesville Fl Home of the Gators
kris1956 - 2012-05-28 7:58 AM

Are they the same year, if so it seems to me you could swap the ecms too.


ECM has code specific info for each bike, and is VIN tagged as well
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kris1956
Posted 2012-05-28 9:54 AM (#115359 - in reply to #115351)
Subject: Re: Pipe swap question


Iron Butt

Posts: 1109

kevinx - 2012-05-28 9:24 AM kris1956 - 2012-05-28 7:58 AM Are they the same year, if so it seems to me you could swap the ecms too. ECM has code specific info for each bike, and is VIN tagged as well

 Didn't know that, I can see where the vin might be an issue but how many stock programs are there?

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wtwhitelaw
Posted 2012-05-28 3:43 PM (#115375 - in reply to #115302)
Subject: Re: Pipe swap question


Cruiser

Posts: 262
Flowery Branch Ga
I was told by several different people that if ALL you do is change the exhaust then no other changes are needed. I could be wrong though.
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johnnyvision
Posted 2012-05-28 3:50 PM (#115376 - in reply to #115302)
Subject: Re: Pipe swap question


Visionary

Posts: 4278
Like the guy told you on the other form where you posted "just swap keys"
I put S1's on mine and never did any flash and bike runs fine. What a flash does is add fuel and changes rmp curve some what.
By the way I get 44 mpg so I don't was to use more fuel and what maybe I would pick up one or two horse from the flash not worth the money.
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ByteN2it
Posted 2012-05-28 4:36 PM (#115384 - in reply to #115302)
Subject: Re: Pipe swap question


Tourer

Posts: 482
Beer Collins, Colorado (there is no fort)
You might be gettin' 44 MPG because your running lean- what do you think that will cost in the long run? Hot running engine= fried valves,cooked oil, etc. What do your plugs look like?

Edited by ByteN2it 2012-05-28 4:47 PM
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baadawg
Posted 2012-05-28 4:55 PM (#115389 - in reply to #115384)
Subject: Re: Pipe swap question


Tourer

Posts: 499
Chattanooga, TN

ByteN2it - 2012-05-28 5:36 PM Your gettin' 44 MPG because your running lean- what do you think that will cost in the long run?

 +1

 Just wondering if you're getting any POPPING on deceleration without the new map. I added fuel to mine with Lloydz VFC III and an AIC valve even before the D&D slip-ons were added and eliminated the surging I was getting in the lower rpm's. The performance is much better now in the mountains and in the city.

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kris1956
Posted 2012-05-28 5:10 PM (#115391 - in reply to #115384)
Subject: Re: Pipe swap question


Iron Butt

Posts: 1109

ByteN2it - 2012-05-28 4:36 PM You might be gettin' 44 MPG because your running lean- what do you think that will cost in the long run? Hot running engine= fried valves,cooked oil, etc. What do your plugs look like?

 He's right, you have to be cooking the valves and pistons.

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Arkainzeye
Posted 2012-05-28 6:09 PM (#115397 - in reply to #115302)
Subject: Re: Pipe swap question


Visionary

Posts: 3773
Pittsburgh, PA
you do NOT need the download if you are NOT increasing air flow... if it is just mufflers and nothing else you will be fine...
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ByteN2it
Posted 2012-05-28 6:39 PM (#115399 - in reply to #115302)
Subject: Re: Pipe swap question


Tourer

Posts: 482
Beer Collins, Colorado (there is no fort)
I thought is a less restrictive exhaust = more flow. Without adjusting the fuel a lean condition could exist. I believe the bikes are already set up lean to pass emission regulations. I could be wrong but that's my logic. I ran my Vision with S1L2 pipes for a about 80 miles down to get a flash and it seemed OK. I'm just not sure what the long term effect might be-just keep an eye on the plugs.
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wtwhitelaw
Posted 2012-05-28 8:30 PM (#115405 - in reply to #115302)
Subject: Re: Pipe swap question


Cruiser

Posts: 262
Flowery Branch Ga
I'm sorry I didn't remember this before. The way it was explained to me was that while a different muffler may have the ability to flow more air, if the air filter and all else is stock then you are not increasing the air flow. If you don't do that then you won't have a lean condition just more sound. If my info is wrong then I hope to have someone correct my info before I do some exhaust work.
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Arkainzeye
Posted 2012-05-28 9:15 PM (#115407 - in reply to #115399)
Subject: Re: Pipe swap question


Visionary

Posts: 3773
Pittsburgh, PA
ByteN2it - 2012-05-28 6:39 PM

I thought is a less restrictive exhaust = more flow. Without adjusting the fuel a lean condition could exist. I believe the bikes are already set up lean to pass emission regulations. I could be wrong but that's my logic. I ran my Vision with S1L2 pipes for a about 80 miles down to get a flash and it seemed OK. I'm just not sure what the long term effect might be-just keep an eye on the plugs.



it wont be any MORE lean with out letting in MORE air... the term Lean is referring to the amount of air to fuel ratio. the stock air filter wont breathe anymore just because of the muffler replacement. also on a side note i would never ever PAY for the victory download..... i did and i did NOT do it for my 11 vision.. the victory maps have to Also be approved for E.P.A. useage which means their maps are also lean.... i had the s1l1, air filter and vic map.. once i install the PCV with the same setup... Thats when i felt the power difference....!
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