1 5/8 headers

Not to somebody who thinks 383 road runners are quicker then 340 darts and cudas sureeee cant
when you know you know
carry on
Not to someone who knows his early1980's 383 67 Fastback would walk all over your 340 N/A and on spray. lol
Street car mid 11's at 115
We won't talk about the 451 it has now.