How much HP would a Chevy 267ci v8 sbc make with a 4bbl carb and headers with dual flowmasters?

chevy
franklint06 asked:


How much HP would a Chevy 267ci v8 sbc make with a 4bbl carb and headers with dual flowmasters?

They were made from 79-82.

Stock with a 2bbl it says 120 hp and 215 ft/lbs torque… So how much hp and torque would it make with a 4bbl estimated?

Bamboo Coffee Table

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Comments

  1. 12pleze
    September 22nd, 2009 | 10:26 am

    about 5-10 more. a 4 barrel does not give more HP as sometimes as this application probably less if you did not put headers with mufflers.

  2. pedro7of9
    September 24th, 2009 | 12:04 am

    For more total and faster timing.

  3. chevyraceman_383
    September 26th, 2009 | 3:29 pm

    Headers and exhaust will gain you 20-25 HP.

    Intake and carb 15 HP

    So put you around 155 HP or so