68 GT convertible project

... This style connecter will still allow the brake and fuel lines to be installed as one piece. The connectors that weld to the floor pan won't allow that....

I used the US Cartool weld-to-the-floor connectors, and was able to route the one piece brake and fuel lines through them without an issue, as they have sections where there is a gap between the connector channel and the floor to allow room for them to pass through between the two parts.