Posted by Julian Bond on April 29, 2005, 7:09 am
Two things of note. It seems that everyone in WSB is running some kind
of traction control but refusing to talk about it. And it seems to be
generally buried in the ECU where it's going to be extremely hard to
ferret out. Traction control is banned in AMA (right?) but surely AMA
and SBK Suzukis are running the same ECU? Troy Corser has admitted
running traction control while Mat can't say anything.
Secondly, Yamaha with Emmett in the UK have made a jump in performance
this year after experimenting with firing orders. And WSB has just
banned big bang, altered 1000-4 firing orders.
Now both of these look to me like technical areas where racing could
improve the breed and lead directly to better road bikes. Is this being
handled right?
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Posted by T3 on April 29, 2005, 12:23 pm
Julian Bond wrote:
> Two things of note. It seems that everyone in WSB is running some kind
> of traction control but refusing to talk about it. And it seems to be
> generally buried in the ECU where it's going to be extremely hard to
> ferret out. Traction control is banned in AMA (right?) but surely AMA
> and SBK Suzukis are running the same ECU? Troy Corser has admitted
> running traction control while Mat can't say anything.
If in fact he has T/C it wasn't working on that one corner when he
absolutely lit up the rear for the "telly" in race 2 I bleieve!
> Secondly, Yamaha with Emmett in the UK have made a jump in performance
> this year after experimenting with firing orders. And WSB has just
> banned big bang, altered 1000-4 firing orders.
>
> Now both of these look to me like technical areas where racing could
> improve the breed and lead directly to better road bikes. Is this being
> handled right?
IMO, If aftermarket ECU's are permitted, they should able to be used to
their fullest potential, either to aid in traction or to alter firing
orders. Though, I think the firing order ban may have been designed to
aid a certain Manufacturer..
Posted by Alexey on May 2, 2005, 11:14 am
> > Secondly, Yamaha with Emmett in the UK have made a jump in
performance
> > this year after experimenting with firing orders. And WSB has just
> > banned big bang, altered 1000-4 firing orders.
> >
> > Now both of these look to me like technical areas where racing
could
> > improve the breed and lead directly to better road bikes. Is this
being
> > handled right?
> IMO, If aftermarket ECU's are permitted, they should able to be used
to
> their fullest potential, either to aid in traction or to alter firing
> orders. Though, I think the firing order ban may have been designed
to
> aid a certain Manufacturer..
You can't experiment with firing order with ECU alone. You need to
modify camshafts for that.
Posted by Morten Becker-Eriksen on May 2, 2005, 3:10 pm
>> > Secondly, Yamaha with Emmett in the UK have made a jump in
> performance
>> > this year after experimenting with firing orders. And WSB has just
>> > banned big bang, altered 1000-4 firing orders.
>> >
>> > Now both of these look to me like technical areas where racing
> could
>> > improve the breed and lead directly to better road bikes. Is this
> being
>> > handled right?
>>
>> IMO, If aftermarket ECU's are permitted, they should able to be used
> to
>> their fullest potential, either to aid in traction or to alter firing
>> orders. Though, I think the firing order ban may have been designed
> to
>> aid a certain Manufacturer..
> You can't experiment with firing order with ECU alone. You need to
> modify camshafts for that.
And or crank shaft.
/MBE
Posted by Michael Sierchio on May 2, 2005, 4:29 pm
Morten Becker-Eriksen wrote:
>>You can't experiment with firing order with ECU alone. You need to
>>modify camshafts for that.
>
>
> And or crank shaft.
Not necessary. Certainly not for an inline four. Probably not
for a V4 (dep. on whether rods are sharing crank pins).
To modify a four-pulse inline four, which typically has the inner two
and outer two pistons already moving in tandem, I leave it as an elementary
exercise for you to figure out.
> of traction control but refusing to talk about it. And it seems to be
> generally buried in the ECU where it's going to be extremely hard to
> ferret out. Traction control is banned in AMA (right?) but surely AMA
> and SBK Suzukis are running the same ECU? Troy Corser has admitted
> running traction control while Mat can't say anything.