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smallblock header sizing for NOS

1947 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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If you're making a lot of hp and spraying the fuck out of it I would go 2 1/8....
Can you put too large of headers on a nitrous engine??

No, I don't believe so.....ultimately with a full on nitrous engine the port runner becomes the restriction.
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