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gas mileage?

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Old 08-25-2005, 08:13 PM
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im about to buy a 98 z with a new GM installed tranny. what are the specs of my transmission? and i go 50 miles on the highway everyday, what kind of mileage should i expect? is it worth getting a gear or a stall? thanks guys
Old 08-25-2005, 09:44 PM
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do you have 2.73 or 3.23 gears, I have 2.73 and can get about 21-25 on the highway. I have heard the 3.23 gets about 4mpg less
Old 08-25-2005, 11:25 PM
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i have no clue whatsoever, how can i find out once i get the car? will it be in the VIN?




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