2003-04 Mach 1 Registry Owners Club - View Single Post

Ramairfreak98ss · 09-02-2007, 12:24 AM

how many of you guys all switch from the stock 3.55 gears? I always thought 4.10s ever were like for serious track use and would rev up high in 5th gear on the highway... but 4.30s.. what are your rpms crusing at 70mph?

09-02-2007, 12:24 AM	#78
Ramairfreak98ss Registered User Join Date: Aug 2007 Location: Pemberton, NJ Posts: 15	Re: 4.30's or 4.10 how many of you guys all switch from the stock 3.55 gears? I always thought 4.10s ever were like for serious track use and would rev up high in 5th gear on the highway... but 4.30s.. what are your rpms crusing at 70mph? __________________ 1999 Grand Prix GTP coupe 11.98@112.80mph,12.5psi, 93gas 1.759 60' 3675lbs full weight w/ driver 1998 Grand Am GT coupe/2001 Grand Prix GTP coupe 13.00@104.xx 2004 DSG Mach 1 http://community.webshots.com/user/ramairfreak98ss