As long as whatever you have designed tends to improve efficiency /decrease emissions it will not be a problem.
When I had my car at the referee station they said the installation of an electronic ignition system was a good thing.
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.