[Fot] Toyo hot/cold tire pressures
Tony Drews
tony at tonydrews.com
Thu Jul 26 07:14:33 MDT 2007
The spec Miata guys all run RA-1's, that's how I arrived at my 40 to
42 hot pressure. There are several articles on the 'net about those
tires. They recommend lots of camber too. Running 36 front / 34
rear (cold) pressures, I wasn't unduly wearing the middle, but the
middle did wear slightly more than the outside edge.
Also, you can ignore the rotation arrow on the side of the tire -
that's for wet running only. When you bevel the inside edge, have
them flipped on the rim to even out the wear.
Incidentally, the RA-1's are GREAT in the rain (especially compared
with the Vintage TD which is awful in the wet). I won a race on a
drying track with those tires, even though they had very little tread left.
- Tony
At 07:11 AM 7/26/2007, Barr, Scott wrote:
> <<Jack found that 38 was too high, 34 (or maybe even 32) was much
>better >>
>
>And looking at the treads on my Toyos, I think they could have used a
>little more pressure than 28#. The wear bar is just starting to come
>through on the outer edges, but there is still at least a 32nd of wear
>left down the center of the tread. (Spitfire)
>
>Scott B.
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