Now, why do engines all turn in the same direction?

[Phil Payne]

> One negative result of the export of non southern-optimized, contra-rotating
> cars to the southern hemisphere is realized in the early decay of the
> exhaust system. The induced drag in the non optimized induction system
> results in an excess of unburned hydrocarbons (raw fuel) running through the
> exhaust system with the expected result. Anyone who has visited the south is
> well aware of the increased auto-sourced atmospheric pollution and the
> accompanying din of un-muffled exhaust there.

What a hoot.  This guy would be dangerous selling Broquet converters. Got any more like this?

There's code in the MAC11/12/14 to detect the engine turning the wrong way and suppress the
spark.

--
  Phil Payne
  http://www.isham-research.com
  +44 7785 302 803
  +49 173 6242039