At 02:19 PM 8/28/00 -0400, N197TR4@cs.com wrote:
> Now for the next observation: If a TR4 axle will fit under a TR3 with
> some changes to spring perch position, have TR4 axles found their way
> TR3 race cars. Seem logical?
It just so happens that I have a smallish pile of TR3 and TR4 rear axles in
my barn. From some very quick measurements, it appears that the actual
increase in width is about 3", or 1.5" on each side. But looking at my TR3A
and my 3B, it appears that use of a TR4 axle underneath a TR3 body would be a
tight fit without massaging the rear fenders of the TR3.
Oh, and it would appear that the spring perches are in about the same
position relative to the center of the axle housing, so it likely is a