First Generation Firebird-L Mailing List .........................................................................
Does that mean that if I have a 2.78 rear I can't just have the gears replaced if I want to go higher??? ----- Original Message ---- > From: S Sterchi <[email protected]> > To: [email protected] > Sent: Sunday, June 21, 2009 12:23:29 PM > Subject: RE: [FGF] Rear End > > First Generation Firebird-L Mailing List > ......................................................................... > > I've read there are 3 differential cases (by ring gear mounting dimension, > plus > others for > posi/non-posi). > > > > 1. 2.56 and 2.78, > > 2. 2.93, 3.08, and 3.23, > > 3. 3.36, 3.55, 3.90 and 4.33 > > > > You can buy a posi unit for any of these. I think Auburn Gear sells one for > the > 3.08 and up case. Lock-Right (CI) looks like it can fit all three cases. I'd > get > all the numbers off your rear-end and call Richmond Gear, Auburn Gear, etc. > to > know what is available for your case and get accurate info. > > > > I ran 2.56's and it was great for top end speed but way too luggish. I then > ran > 2.78's and was happy with the improvement at low end but still a bit luggish. > I > now have 3.08's (gears that came with my 81' TA rear end) but have not ran > the > car yet. I have a 5-speed so I have a feeling I will end up with 3.55's as my > final gear choice. > > > Sheen > > > ......................................................................... > > I have a stock 69 350 coupe with a turbo 350 trans. The rear is a bone > > stock > 10 bolt and is showing it's age. I would like to upgrade to a little higher > gear > when I do everything else. Any suggestions on a ratio and upgrades? Is it > possible to make it a Posi? I have little knowledge on rear ends. > > Thanks, > > Steve > > _________________________________________________________________ > Show them the way! Add maps and directions to your party invites. > http://www.microsoft.com/windows/windowslive/products/events.aspx > ------------------------------------------------------------------------ > Submissions to Firebird-L: > Unsubscribe from Firebird-L: > Help: > > Classifieds: > Owner Pictures: ------------------------------------------------------------------------ Submissions to Firebird-L: <[email protected]> Unsubscribe from Firebird-L: <[email protected]> Help: <http://FirstGenFirebird.org/firebird/Firebird-L.html> Classifieds: <http://FirstGenFirebird.org/ubb/> Owner Pictures: <http://FirstGenFirebird.org/show/>
