I like the 3.50 or 3.70 ratios for Pure Stock drag racing. On the highway most traffic around here runs 70 - 75. I like a 3.00 open for that, so I have a spare pumpkin with that in it. Takes about two hours to swap pumpkins.
1912 Model T Ford touring Salmon (ugh!)
1917 Model T Ford Torpedo runabout green
1915 Model T Ford touring Black of course!
1968 Cougar W code 427 GT-E Madras Blue / Turquoise interior
1968 Cougar GTE 427 Augusta Green / Saddle
http://www.supermotors.net/vehicles/registry/15029/50071-2