Nick - Just my added $.02, but I've used the Nicop line for both fuel and brake lines on my '51 with great success. It is very easy and even a little forgiving when it comes to bending and flaring.
~ Dan 1951 Chevy 3 window 3100 Follow this story in the DITY Gallery "My Grandpa Carl's Truck and How it Became Mine" 1966 Chevelle (Wife's Hot Rod) | 2013 Chevy Silverado (Current daily driver) US Army MSG Retired (1977-1998) | Com Fac Maint Lead Tech Retired (1998-2021)