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street machine

  1. Drivetrain & Performance
    Hi guys,I've got a 250 straight six in a 75 that's a good strong motor.Only has 62,000 on it.I know I need to get rid of the integrated head,but what should I do as far as cam,intake,carb and headers to make a mean yet drivable street machine out of it? Think I'm sticking with the stock head and...