MPH Chart Per RPM
4.10 Ring and Pinion
1.00 4th Gear Trans Ratio (5-spd)
1.00 3rd Gear Trans Ratio (Auto)
RPM
2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500
25.0 36 45 54 64 73 82 91 100 109 118 127 136
25.5 37 46 56 65 74 83 93 102 111 120 130 139
Tire 26.0 38 47 57 66 75 85 94 104 113 123 132 142
Height 26.5 38 48 58 67 77 87 96 106 115 125 135 144
In inches 27.0 39 49 59 69 78 88 98 108 118 127 137 147
  27.5 40 50 60 70 80 90 100 110 120 130 140 150
28.0 41 51 61 71 81 91 102 112 122 132 142 152
28.5 41 52 62 72 83 93 103 114 124 134 145 155
Courtesy Mustang Parts and Tech; www.mustangpartstech.com