2:73 to 3:42 are the stock ratios I have seen. There are 3 different 10 bolt
rear ends in these cars, 7.5", 8.2" and 8.5". The one to look for is the
8.5, and the easiest way I know to tell them apart, is the 8.5 has a 1 1/4
" pinion nut, the smaller two have a 1 1/8" pinion nut.
Al
----- Original Message -----
From: "David G Shier" <dshier@rmi.net>
To: "Al & Judy" <cayfords@sympatico.ca>
Cc: "WR Teto" <monadnoc@crystal-mtn.com>; "Ole Trucks"
<oletrucks@autox.team.net>
Sent: May 8, 2000 8:11 PM
Subject: Re: [oletrucks] High speed rear end?
> What is the normal ratio found in these Nova units??
>
> Dave Shier
> www.mtntown.com
>
>
> Al & Judy wrote:
>
> > The 73 to 79 Nova 10 bolt is the perfect width, and the springs line up
> > beautifully, I spent today installing one in the rear of my 49 3100.
Also,
> > an 8.5" 10 bolt will withstand plenty of abuse, I have a couple of
friends
> > with high horse Novas running these rear ends, and they report no
problems.
> >
> > Al
> > ----- Original Message -----
> > From: "WR Teto" <monadnoc@crystal-mtn.com>
> > To: "Ole Trucks" <oletrucks@autox.team.net>
> > Sent: May 7, 2000 8:15 PM
> > Subject: Re: [oletrucks] High speed rear end?
> >
> > > That sounds about right Joe. I measured the same when I was hunting
down
> > a rear for my 53 1/2 ton.
> > > I also checked the width of my 72 Chevelle rear and it was pretty
close to
> > the same width as the AD
> > > rear. Unfortunately, I wasn't about to strip my Chevelle for the
parts!
> > I ended up with a 10 bolt
> > > posi from an '85 Camaro Berlinetta that was also a similar width. All
it
> > took was grinding off the
> > > old coil spring perches and other flotsam, and welding on the perches
from
> > the truck springs. I
> > > went with an aftermarket spring replacement from Chassis Engineering.
I
> > have not had a chance to
> > > drive this rear end, but I rebuilt it with a new Richmond gear set,
3.23:1
> > ratio. I don't plan on
> > > many tire-shredding burnouts, so the 10-bolt should suffice.
> > >
> > > Wally / Templeton, MA
> > > 53 3100 rod project
> > > 72 Chevelle Malibu
> > >
> > >
> > >
> > >
> > >
> > > > The Chevelle rearend is the same at 54-55 inches and that's what I'm
> > running
> > > > in my 50. The truck rearend should be the same but my brother has
my 70
> > > > right now and I can't check it for you until tomorrow "should work".
> > > > I don't know of any that will directly bolt in to the stock springs
on
> > your
> > > > truck. Your probably stuck having to weld the perches onto the
donor
> > > > rearend.
> > > >
> > > > Joe Garcia
> > >
> > >
> > >
> > >
> > > oletrucks is devoted to Chevy and GM trucks built between 1941 and
1959
> > >
> >
> > oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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