On Stage 3, how much difference is there between X chip on 100 and XR on 100?

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On Stage 3, how much difference is there between X chip on 100 and XR on 100?

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11-10-2005, 12:54 PM	#1
PhiS4 Junior Member Account #: 4662 Join Date: Apr 2000 Posts: 626	On Stage 3, how much difference is there between X chip on 100 and XR on 100?

11-10-2005, 12:58 PM	#2
P. Bauer Elder Member Account #: 14497 Join Date: Jan 2001 Posts: 11,300	XR is designed to run on 100.....pretty big difference. __________________

11-10-2005, 01:01 PM	#3
[badmoon] Senior Member Account #: 43125 Join Date: Sep 2002 Posts: 6,021	Are the fuel maps actually different or is the timing just increased on XR? Just curious if you can 'make' XR by increasing the timing on X. I'm sure this has been answered before I'm just too lazy to search :P

11-10-2005, 01:01 PM	#4
Snow Trooper AudiWorld Super User Account #: 71496 Join Date: Mar 2004 Posts: 5,694	they can be tweaked to feel almost the same __________________ ___________________________ \|.....Overnight.......................\| .\|\ \|.......German Parts..................l..\|\|'\|";,___. \|_..._..._____________======'l=\|_\|_\|....,] "(@)'(@)""'''''''''''''"''''''"/(@)(@)**** "(@) North American Distributor for Rosten Performance products. Old Picture poster.

11-10-2005, 01:02 PM	#5
PhiS4 Junior Member Account #: 4662 Join Date: Apr 2000 Posts: 626	I was thinking the same thing, just up timing thru Lemmiwinks.

11-10-2005, 01:02 PM	#6
Woland Member Account #: 39771 Join Date: Jul 2002 Posts: 1,957	XR is not happy with 100... its designed more for like 105 X on 100 is pretty good, but not as good as XR on 100. __________________

11-10-2005, 01:03 PM	#7
addìct Member Account #: 43942 Join Date: Oct 2002 Posts: 3,977	I was told that the fueling is more aggressive with XR along with timing, of course. __________________ 2008 Quartz a4 2.0tqm - Current 2000 Imola s4 - Sold 2000 Nogaro s4 - RIP

11-10-2005, 01:04 PM	#8
PhiS4 Junior Member Account #: 4662 Join Date: Apr 2000 Posts: 626	Where would you start the tweaking?

11-10-2005, 01:06 PM	#9
P. Bauer Elder Member Account #: 14497 Join Date: Jan 2001 Posts: 11,300	that because the 100 you are getting is CARB / CA legal... try getting some "off-road use only" 100..... huge difference than the 100 you buy at the pump or in jugs in CA. __________________

11-10-2005, 01:21 PM	#10
[badmoon] Senior Member Account #: 43125 Join Date: Sep 2002 Posts: 6,021	By aggressive fueling I assume you mean it runs a little leaner throughout?

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