Are you talking about the outside diameter or inside diameter of the new line?
if inside diameter 3/8 inch is fine, if outside diameter go with the 1/2 inch up
What brand and size electric pump are you going too use?
Not all of them work good whiney

Last edited by Cab_Burge; 05/27/20 02:10 PM.
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)