Hi Peter.
We had a guy here (PanteraDoug) who runs Webers and I think I recall him posting about cams for them.
Try the search function.
He used to post a lot, so it might be hard to find the real detail you are looking for.....
Rocky
Here is a link to one thread on Webers....
Weber IDA/IDF Thread...
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.