454 and B&M 250 questions ! 700hp build ?

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07-28-2019 | 09:57 AM

#11

bizz

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Joined: May 2016

Posts: 10

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From: Ontario Canada

I'm running a 454 bbc with a b&m 250 on my 27 cyclone.my dyno came in at 692 hp, mind u alot of aftermarket internals, but she does love exploding b1s defintly wanna upgrade if u go that route

07-28-2019 | 11:03 AM

#12

phragle

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Joined: Apr 2006

Posts: 10,041

Likes: 712

From: Toledo Oh

454 mag bottom end AKRacing heads 8.5 static cr 177 blower 731 cam. 650 up all day,. With a 250 blower and dual carbs no problem

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