Re: rubbish was Re: torque

Nolan Penney wrote:
> 
> 
> Remember too, the more precisely you tune the runners, the peakier the 
>performance.  This
> is why a well set up two stroke with tightly tuned expansion chambers has 
>gobs of power,
> but in a very narrow range.  Out of that range, and the engine can't peel the 
>skin off a
> grape.

My brother in-law races karts and one of the tricks they use is on their 
2 stroke engines is an adjustable exhaust cone.  There is a cable that
is mounted on the steering wheel that the driver can use to lengthen or
shorten the exhaust cone depending on engine speed.  Anything to go 
faster :-)


Gilroy