real time dyno?

[John Faubion]

> > >2) You do not want to suck away 200 HP, only enough to cause an
> > >RPM drop.  Yes, at higher torque, you need to suck away more torque
> > >to get a reliable RPM drop. 
> > 
> > I was told a few days ago that if you applied a known load to an engine
you
> > could calculate engine torque using the known load and the amount of
rpm
> > drop. Got any ideas on what the formula would be?
> 
> Ah! So that's were that question came from! This is the first I've 
> heard of such a method.

Considering that you mentioned it here first, how about a bit of
explanation? 

John Faubion
jfaubion at beaches.net