Quote:
Originally Posted by McDesign
Innteresting, my mileage was a bit (1/2 mpg) lower than I thought it should be the last 5-6 tanks, and I wondered if i was getting new winter gas.
I pulled off the wheel discs to check my air pressure, and found they were down to 35 psi, when I had put them at 50 last fall.
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Nice illustration of the difficulty of drawing conclusions about mods when other variables are changing. Tank-to-tank testing isn't ideal to say the least!