I asked a question once about tranny ratios and no one knew the answer so I did some more research and found my answer. I figured I'd post the info in case any one else ever needs it. If anyone has any other ratio's or transmissions to add, please do.
T5 5 Speeds:
1987-93 5.0 T5 – 3.35/1.99/1.34/1.00/0.67
Z-Spec FRPP T5 – 2.95/1.94/1.34/1.00/0.63
G-Force Modified T5 – 2.94/1.94/1.34/1.00/0.59 (OR 0.73) Good for roughly 600hp/500 ft/lbs in 3300 lb car
4 Speed Top Loader:
Close Ratio –2.32/1.69/1.29/1.00
Wide Ratio – 2.78/1.93/1.36/1.00
3 Speed Top Loader Manual:
RAN 3 Spd– 2.99/1.75/1.00 (I6 and small block V8)
RAT 3 Spd Manual – 2.42/1.61/1.00 (big block V8)
Automatics:
C6/C4/AOD Automatic– 2.46/1.46/1.00 (0.68 OD in AOD)
4R70W Automatic– 2.84/1.55/1.00/0.70
T5 5 Speeds:
1987-93 5.0 T5 – 3.35/1.99/1.34/1.00/0.67
Z-Spec FRPP T5 – 2.95/1.94/1.34/1.00/0.63
G-Force Modified T5 – 2.94/1.94/1.34/1.00/0.59 (OR 0.73) Good for roughly 600hp/500 ft/lbs in 3300 lb car
4 Speed Top Loader:
Close Ratio –2.32/1.69/1.29/1.00
Wide Ratio – 2.78/1.93/1.36/1.00
3 Speed Top Loader Manual:
RAN 3 Spd– 2.99/1.75/1.00 (I6 and small block V8)
RAT 3 Spd Manual – 2.42/1.61/1.00 (big block V8)
Automatics:
C6/C4/AOD Automatic– 2.46/1.46/1.00 (0.68 OD in AOD)
4R70W Automatic– 2.84/1.55/1.00/0.70