On my 65 Coupe I ran a Dr. Gas "X" pipe and from there into a couple of 2 chamber Flowmasters. What size are the collectors on your headers? I went 2 1/2 mandrel bent all the way back.
Ron
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65 Mustang Fastback
347 Stroker, C4 with 4.56
10.68 @ 122 N/A
9.74 @ 137 w/ N2O
www.fastspecialties.com
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