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I happened to note the odometer reading today and found that a trip I have timed at 18 miles in other vehicles is only 16.5 miles in my '86. My car is supposed to have the performance ratio according to the RPO, that would be 3.07.
I have no way of knowing if it was ever changed. Does anybody have accurate speed vs Tach readings for their '86 16" 9.5 wheel automatic car. I have the stock size Kumho tires. If someone could tell me the Tach reading at speeds of say 40,50, 60 mph, with the car in overdrive it would help.
thanks in advance
Barrier :confused: :confused:
Never mind the request, I found a table that gives the info. My axle ratio is correct 3.07, I guess my recollection was wrong.
thanks anyway
Barrier :) :)