Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - SBC header tube diameter
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Old 04-01-2013, 09:07 PM
cadillacdave1 cadillacdave1 is offline
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What kind of horsepower will it make 650? or more. You need at least 1 3/4 or 1 7/8 headers. Get rid of the 2.25 inch with that motor as there is no benefit. You need at least 2 1/2 and better with 3 inch exhaust. The 2.25 wont expel the exhaust quick enough as it starts to build power.
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