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#1 |
Senior Member
Join Date: Apr 2003
Posts: 729
Likes: 5
Liked 13 Times in 7 Posts
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Dyno tested them two years ago on a 427 big block chevy (Hooker 2 1/4 Pri, 4" collector). Lost 10 HP in the range I needed and picked up 10 in the torque dept, but in the 3000-3300 rpm range.
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