All Midget Sprite rearends will bolt up. Some morris's too.
----- Original Message -----
From "Roger Cotting" <rbc at ili.net>
To: <JARplanner@aol.com>
Cc: <midgetsprite@egroups.com>; <spridgets@autox.team.net>
Sent: Saturday, February 10, 2001 10:00 AM
Subject: Re: Differential Exchange - Techie Question, Bandwasters can
Ignore<G>
> The 3.7 pig will go into your Bugeye as long as it has an Austin/MG rear
axle. I
> don't know about the crown and pinion as I am not familiar with the 1500
Midget.
> Some other person from the list will help.
> Roger Cotting
> 60 Bugeyes 2
> 73 Midget
> 80TR95 Mitsu 3000Gt
>
> JARplanner@aol.com wrote:
>
> > Techie Question -
> >
> > I would like to swap my standard 4.22 differential for something with a
> > higher gearing. I know the later 3.9 is the most common swap but I am
> > interested if the 3.73 differential from the 1500 Midget will go into a
rear
> > housing from a Sprite MkII. Would the crown & pinion fit directly into
the
> > older rear housing? Is some machining necessary? Or would it be
necessary
> > swap the entire rearend and axles?
> >
> > This rearend will be going into my Bugeye, which will be a daily driver
when
> > finished. I do a lot of freeway driving (at the legal speed limit of
course)
> > so I am looking to keep the rpms down as low as possible. The car will
have a
> > fast road 1380 (110hp & 105 ft/lb torque) so the higher geared rearend
should
> > not hurt low-end performance too badly. I know some of you will say go
to a
> > 5-speed to keep the rpms down - that will be a future project, but too
> > expensive right now.
> >
> > So is this a easy or hard swap? Help me out you Techies!
> >
> > Jim Rogers
> > San Juan Capistrano CA
> > 59 Bugeye
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