Bob said:
Point of fact - VTR 2004. Autocross - M4 class. I came in third overall
Come on Bob, you must be slipping, third? Were you carrying a passenger or
drinking a cocktail during the autocross? I have more faith in you than that.
Must of been that twitchy tire setup. he he he...
--
Gene
1973 TR6, just started up this week, after 1 1/2 yrs.! Yipee..
genehart@att.net
(201)981-3327 (c)
(718)680-3207 (h)
Warren Buffett says the rear view
mirror is always clearer than the
windshield.
-------------- Original message from "Robert M. Lang" : --------------
> On Fri, 16 Jul 2004, Jim Jones wrote:
>
> > Tim:
>
> [stuff deleted for brevity]
>
> > A word about tire size: For older car like our's wider is not
> > necessarily better for a car driven on the road. (Racing is another
> > matter.) The suspension geometry, bearings, etc. were designed for a
> > fairly narrow tire. The original tire was 185R15 and according to an
> > article in Moss's "British Motoring" had an aspect ratio of about 82.
> > If ultra wide, sticky tires are mounted to a TR6 it puts more stress
> > on the suspension than it was designed to withstand and changes the
> > geometry. The steering will be heavy, sluggish and the wide tires will
> > make the car "wander" over bumps. I would not mount anything wider
> > than a 205 width tire (let the flames begin!) on a road car.
>
> /FLAMETHROWER ON
>
> Well... I've driven my TR6 for over 10 years with 215/70-15's, 225/50-15's
> and the current 216/65-15's. The car is ROCK SOLID. It's not twitchy, it's
> not all over the road, the steering is no heavier than it ever was, and I
> use a 13" steering wheel. I would have it no other way. When the A-509
> Yoko's wear out, I'll find a similar tire in size with similar stickiness.
>
> As far as tires changing the geometry, well, let's say that if you don't
> change the track (say by altering the wheel offest) the tire offers no
> change whatsoever to the geometry of the suspension. So that's a false
> assertion.
>
> Point of fact - VTR 2004. Autocross - M4 class. I came in third overall
> Triumph for the entire field (Sukey - 1st on Kumho V700's, Brown
> (Spitfire) on Yoko A032's were 1-2). My tires: 215/65-15 Yoko A-509's on
> stock rims. The car is extremely driveable and controlable. Otherwise I'd
> have been DFL. Also note that I drove the car about 600 miles to and 600
> miles from the event with that setup over all sorts of different road
> surfaces and the car tracks straight and easy.
>
> /FLAMETHROWER OFF
>
> Regarding wheels, there are Panasports and there are minilite replicas.
> They are not all the same. I use Panasport Ultra-Lites on the race car.
> They are a very high-quality wheel. Price comensurate to quality. The
> Minilite replicas can cost as little as $140 /wheel, but they are not
> built the same as the Panasport. They are still a quality wheel, they just
> are not as strong overall as the real Panasports.
>
> Regards,
> rml
>
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