here is another one
http://www.bgsoflex.com/speedo1.html
remember to measure tire diameter with weight of car on the ground!
or else your speedo will still be off a bit.
what tires do you have on it (brand and part numbers)
also look here
http://www.buicks.net/shop/reference/tires.html
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"As I lay rubber down the street, I pray for traction I can keep, but if I spin and begin to slide, please dear God protect my ride." -Amen
US NAVY RETIRED
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