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E46 M3 (2001-2006) Engine: S54 - Max Hp: 333 hp at 7,900 rpm / 262 lb/ft at 4,900 rpm
Total Produced: 45,000+ - Years Produced: 2001 to 2006.


 
 
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Old Thu, Jul-14-2016, 01:45:53 PM   #13
nrubenstein
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Join Date: Dec 2003
Age: 36
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Default Re: Shock dynos, Fat Cat Motorsports and custom valved Bilstiens

Quote:
Originally Posted by TheM View Post
My cars feels pretty good to me but now you've got me thinking that it could be better. My M3 coupe has Eibach 500 lb fronts and 600 lb rears along with Koni yellows on full soft. I haven't done the frequency oscillation test yet but on the surface would you say it looks like my F/R spring ratio is biased too stiff in the front?
Roughly speaking, the wheel rate in the back is half. Ergo, 500F/1000R would be roughly equal at the wheels. Basically, it depends on what you want.
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[B]2011 BMW M3 (E90) Alpinweiß/Cloth - Slicktop stripper, TCK D/A Konis, AS SSK
2006 GMC Sierra 2500HD 4WD - Duramax LBZ/Allison
2002 BMW M3 Alpinweiß/Black - Konis, AS SSK, JBL MS-62C, IDQ-12v3, JBL MS-8
1999 323i KP/GTS2 Alpinweiß - Hood-in-the-windshield mod
1995 M3 Dakargelb/Black - S50B32/S6S420G, Diffsonline 3.91, H&R/Bilstein, Hotchkis, AS SSK, etc...
1990 325is Brilliantrot/Tan - GC/Bilstein, Sway
1989 325is Alpinweiß/Black - Decontenting...
1989 M3 Alpinweiß/Black - S62B50 in progress...

Hers: 1996 Porsche 911 Turbo Black/Black - UMW LTW Flywheel, Bilstein
Hers: 1988 325iX Coupe Diamondschwartz/Black 5spd - Korman lengthened front driveshaft, 272 cam, H&R/Bilstein

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Discussing Shock dynos, Fat Cat Motorsports and custom valved Bilstiens in the E46 M3 (2001-2006) Forum - Engine: S54 - Max Hp: 333 hp at 7,900 rpm / 262 lb/ft at 4,900 rpm
Total Produced: 45,000+ - Years Produced: 2001 to 2006. at BMW M3 Forum.com (E30 M3 | E36 M3 | E46 M3 | E92 M3 | F80/X)