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smallblock header sizing for NOS

1948 Views 24 Replies 15 Participants Last post by  Eric David Bru
any one seen gains by putting larger tubes on their motor? I have 17/8 on mine. its a big inch23 degree small block on 2 foggers im going to 2inch or possibly 2 1/8any input appreciated
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haven't tried this myself but they say you are supposed to tune the exhaust for on the spray cause this is where your going to be running when you race.
2" 383sbc
I am guessing these are custom headers cause the ones from hooker are small.
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