Sharkey what are you using on your Fontana for an oil filter. Looks like Ford no longer makes the FL-1HP Racing filter, but I see this now available (FL1A). May be the same HP Racing just different label.
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.