RPM Chart Per MPH
4.10 Ring and Pinion
1.00 4th Gear Trans Ratio (5-spd)
1.00 3rd Gear Trans Ratio (Auto)
MPH
50 60 70 80 90 100 105 110 115 120 125 130
25.0 2755 3306 3857 4408 4959 5510 5786 6061 6337 6612 6888 7164
25.5 2701 3241 3782 4322 4862 5402 5672 5943 6213 6483 6753 7023
Tire 26.0 2649 3179 3709 4239 4769 5298 5563 5828 6093 6358 6623 6888
Height 26.5 2599 3119 3639 4159 4679 5198 5458 5718 5978 6238 6498 6758
In inches 27.0 2551 3061 3572 4082 4592 5102 5357 5612 5868 6123 6378 6633
  27.5 2505 3006 3507 4008 4509 5009 5260 5510 5761 6011 6262 6512
28.0 2460 2952 3444 3936 4428 4920 5166 5412 5658 5904 6150 6396
28.5 2417 2900 3384 3867 4350 4834 5075 5317 5559 5800 6042 6284
Courtesy Mustang Parts and Tech; www.mustangpartstech.com