Nobody laugh, but my 87 Yugo had 145R13 . Was like driving a snowmobile
through the snow...it was great, small, but great. Hey, I was in
college, and my 76 Firebird, which I sold my 70 B to get, was becoming a
bit less reliable.
Tim
Ajhsys@aol.com wrote:
>
> In a message dated 12/17/99 11:15:53 AM Eastern Standard Time,
> pringlmm@mcmaster.ca writes:
>
> << I could be wrong here but isn't the "weight per square inch" (ie.,
> contact pressure) dictated by the tire pressure and not the width of the
> tire. I would think the a narrow tire would have a contact patch that's
> longer in the axial direction of the car but not any smaller. >>
>
> - - - - - - - - - - - - - - - - - -
>
> Tire pressure is a factor, but less so than the tire width. A higher
> pressure will result in a slightly smaller contact patch in any tire,
> therefore giving more lbs/sq. in. A wider tire will probably have a shorter
> contact patch, but will still be wider and create a larger patch than a
> narrow tire. Also, higher tire pressure will not make a wide tire narrower
> unless the pressure is way up there.
>
> Allen Hefner
> SCCA Philly Region Rally Steward
> '77 Midget
> '92 Mitsubishi Expo LRV Sport
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