THE cheapest (or at least easiest) way to make that big truck better able to
handle the highway would be to stick some tall tires under it. If you keep it
long enough you will probably be able to find a "new" rear axle for it at a good
price. Be sure to pay attention to your braking ability too.

Carl




> "Matt Bishop" <matttheelder@...> wrote:
> >
> > Here is something new to argue about.  I have a
> 66 c30 dually that i would like to take on the
> highway.  Its just a farm truck but it is the only old
> truck i get right now.  It has a 283 with a 4
> speed.  It is all original with 53,000mi on it.  I
> know I could swap the rear and trans but without the money
> or time it is not going to happen.  Are there any other
> options?  Pinion gears?  What to switch them
> to?  Overdrive ad on like from gearvenders? 
> Anyone done this, are you happy with it?  Anyother
> options?  It runs great and is in great shape. 
> When I bought it last year i got 14mpg all the way home
> before a complete tuneup.  Let me know your
> thoughts.  Thanks.  By the way, when we fight we
> are no better than ford people, just kidding.