I used a stainless clutch pedal pad bracket for the 3/8″ hole to hold my fuel line to the back of the head. (pics #1 & 2)
If you’re comfortable enough with your welding skills, go ahead and weld it to the line! (pic 3)
“Yeah, I have a 31″ die for 3/8″ hard line” In fact, everyone does – use the grooves on your tire to hold the line, then gently persuade it around the circumference. The rubber will give a little bit so the tube won’t buckle unless you really haul on it. (pics 4 +)
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Transmission Cooler Lines The next addition to the a/c line clamp/ trans cooler lines/ wire cover is making a transmission cooler return line. Instead of using tube nuts and sleeves on the trans end of the tubes, I got stainless -6AN fittings, cut them in half, counter bored them for…

I used these little front panhard tabs (Welder Series part #219445) to hold the front section of my rear flex lines.