LAC: Biodiesels, Diesels, TDIs' etc...
Geraint Lloyd
geraintlloyd_qc at yahoo.ca
Fri Apr 28 17:15:08 EDT 2006
isn't it called "rolling resistance"
hence the whole michelin energy tyre range
is far as i know it's about the size of the contact
patch and the
rigidity of the sidewall (flexing = energy loss)
i guess that the compound must play a small part in
this as well though
geraint
Ed Kellock wrote:
> Wouldn't the weight and the probably larger, wider
size of the performance
> rubber be the real cause of the mileage difference
and not the amount of
> grip the rubber has on the road? Just doesn't seem
like the grip could
> account for really any change in mpg. Don't most
poeple run smaller,
> narrower rubber in winter than in summer? And in
many cases, different
> wheels too?
>
> Ed
>
>
>
>> -----Original Message-----
>> From: quattro-bounces at audifans.com
>> [mailto:quattro-bounces at audifans.com] On Behalf Of
LL - NY
>> Sent: Thursday, April 27, 2006 6:27 PM
>> To: Taka Mizutani
>> Cc: Quattro List; DeWitt Harrison
>> Subject: Re: LAC: Biodiesels, Diesels, TDIs' etc...
>>
>>
>> I experienced the same thing as Taka, switching
from Nokian
>> RSi's to my Bridgestone RE011's on the Saabaru.
Lost 2 MPG
>> going from a moderately low grip snow to a
relatively sticky
>> summer. I've REALLY had to nurse the car to attempt
to
>> reclaim some MPG, shifting at 1900 RPM, etc. Need
to get the
>> UrS out for a roll.
>>
>> LL - NY
>>
>> On 4/26/06, Taka Mizutani <t44tqtro at gmail.com>
wrote:
>>
>>> I think in the case of a Infiniti M45 Sport, that
those wide 19"
>>> performance tires
>>> are not going to help fuel economy at all. I lost
about 2
>>>
>> mpg in my 200q
>>
>>> when I
>>> went from 225/45 to 255/40 tires.
>>>
>>> I've lost about the same 2 mpg going from my
winter Hankook W303 in
>>> 175/65R14 to Falken Azenis RT-615 in 205/50R15.
That's going from a
>>> pretty low-grip tire to a
>>> really sticky tire. I imagine that in a heavier
car, the
>>>
>> difference would
>>
>>> be
>>> much worse.
>>>
>>> Taka
>>>
>>> On 4/26/06, DeWitt Harrison <six-rs at comcast.net>
wrote:
>>>
>>>> Well that's really good, IMHO. In my 2006
Infiniti M45
>>>>
>> Sport (4.5 L,
>>
>>>> 340 hp), I'm lucky to get 15 mpg just loafing
around
>>>>
>> town. That's a
>>
>>>> big cost penalty for a bit of rubber burning when
you
>>>>
>> need(?) it. I
>>
>>>> think the V8q does a lot more with what it's got.
>>>>
>>>>
>>> _______________________________________________
>>> quattro mailing list
>>> quattro at audifans.com
>>>
>> http://www.audifans.com/mailman/listinfo/quattro
>>
>>> ---
>>> Watch this space for ads :)
>>>
>>>
>> _______________________________________________
>> quattro mailing list
>> quattro at audifans.com
http://www.audifans.com/mailman/listinfo/quattro
>> ---
>> Watch this space for ads :)
>>
>>
>
> _______________________________________________
> quattro mailing list
> quattro at audifans.com
> http://www.audifans.com/mailman/listinfo/quattro
> ---
> Watch this space for ads :)
>
>
>
__________________________________________________
Do You Yahoo!?
Tired of spam? Yahoo! Mail has the best spam protection around
http://mail.yahoo.com
More information about the quattro
mailing list