3/8 line 400hp max 1/2 line 600-700hp max 5/8 line 900-1000hp max Up to about 400-500hp or with mechanical fuel pump you can use the single line dual feed kit, after that HP range or with any electric pump and regulator a line from each of the two ports should be run to each bowl of the carb and also these lines mast be as short as possible
Outlaw Plymouth Valiant
R5/P7 Powered by Liuzzo Racing
COMP Performance Group dealer in Baltic
Premium Performance