Re: [AMC-list] time to find a stout 5 spd tranny now i think.

[tom jennings <tomj@xxxxxxx>]

On Tue, Jun 1, 2010 at 4:25 PM, Ken Ames <ameskg@xxxxxxxxx> wrote:

> Stock tires and gears for 1985. I have a set of 3.31s from a Grand Wagoneer
> that
> I'd like to swap in one day. I believe all FSJ pickups are 4wd.
>

Wow, weird axle ratio, unless I'm missing something. Some attempt at smog
control? I bet 3.31 would be decent.



>
> Ken
>
> Quoting tom jennings <tomj@xxxxxxx>:
>
> > On Tue, Jun 1, 2010 at 11:11 AM, Ken Ames <ameskg@xxxxxxxxx> wrote:
> >
> > > Yep, you don't want to be in a hurry. My 85 J10 has a 258 that's
> getting a
> > > bit
> > > tired even with just 135,000 kms (84000 mi). With 2.72 diffs it has to
> > work
> > > hard
> > > all the time. Most headwinds have it running a lot of throttle just to
> > keep
> > > 60mph.
> > >
> >
> > That's a bummer. It's all in the gearing; my 232-powered station wagon
> has a
> > 3.33? axle and runs 65 - 70 mph all day. Air-cooled BW auto trans. Fully
> > loaded hauling a camp trailer and krap four 3 people for a week it'll do
> > 60mph all day on the flat and level. it did that too with a Carter YF.
> >
> > 2.72 seems like a steep axle. Is it 4wd? Is the 4-wheel stuff that much
> of a
> > power loss? Maybe too-tall tires for that axle?
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