How did you run your fuel line?

One issue with running them on the inside of the rails. When and if you show up to the track. A proper tech inspection would not allow you to compete unless you run either steel braided lines or your line is encased in a 16-inch length of steel tubing, 1/8-inch-minimum wall thickness as it passes the flywheel or converter area. Section 20 page 5 general rules for reference.