hp loss

[Tom Sharpe]

> >On Fri, 12 Mar 1999 Jason_Leone at amat.com wrote:
>
> >A big factor is the rear axle gearset and especially if it is a hypoid
> >design and also [I think] how much the actual offset is between the ring
> >and pinion centreline; the greater the offset, the longer the pinion tooth
> >becomes, thus increasing friction. I notice spiral bevel gearsets coming
> >back into production and I believe it is because of the greater drag of
> >the hypoid design.
>

Someone is making a 9" Ford center section that takes 12 bolt GM ( or maybe it
was Dana 60 ) R&P gears because they were slightly more efficient. If my memory
is correct, it was due to the dimension differences , maybe the pinion was
mounted lower............  don't know about these things    Tom S