All good information, but it just seems to me that in replacing the terminal block you would want to replace it with something more appropriate for the job i.e. 30A fully insulated/covered junction box or auto specific connector/socket?
Julian
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.