Factory Five Racing Forum banner

gear ratio

  1. Gear Ratio anyone?

    Factory Five Roadsters
    I Have a 5.0 from a 91 mustang and im going to put a t56 tranny in what gears should i get in rear with this new six speed. i currently have the stock 3.08 in. i plan on doing some track events every now and then but nothing super aggresive.
  2. Best Gear Ratio for 4.6 DOHC

    Brake and Suspension Tech
    Hey! I am trying to decide what gear ratio I should use in my Mk4. I'll be using a 4-link solid axel rear end and a 4.6 DOHC motor out of a '99 Cobra Mustang. What gear ratio will really wake up this engine? I'm looking for low end power, not so much top speed. (The stock ratio in the donor car...
  3. A few IRS questions.

    Factory Five Roadsters
    #1. Is this what I need to order for rebuilding the pumpkin? http://www.summitracing.com/parts/FMS-M-4210-C/?rtype=10 It says for 86-04 mustangs..so its for a solid axle rebuild. I guess the only parts I worry about are the axle bearings and seals on the side of the pumpkin... #2. Im...