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larger exhaust

  1. W

    347 Header Size and exhaust Diameter

    Hi everyone. I'm new to the Forums so I'm sure this question has been asked before but if you could help I would greatly appreciate it. I recently picked up a 91 foxbody with a built 347 stroker. It runs great but I feel I can get more out of it. I took it to the track on street tires and...
    • Wellzy55
    • Thread
    • Jun 6, 2020
    • dyno tuning help needed larger exhaust more horsepower
    • Replies: 51
    • Forum: 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
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