Thread: Upgraded 66 Bonneville Exhaust System?
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Old 10-20-2015, 01:10 PM
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AROWHED AROWHED is offline
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Would love to see an HPP style drag strip test of long branch manifolds vs a decent set of headers. I'll bet the the difference is practically negligible.

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Red\black 65 Grand Prix 467 E-head stroker, Viper T-56 6-speed, 4.10 spool
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