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#1 |
Registered User
Join Date: Jul 2002
Location: Ventura, Ca.
Posts: 87
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Speedo Calibration
I don't know squat about tranny's, so I was wondering how to recalibrate the speedo. I know my 72 GMC Super Custom is running about 7mph faster than what the speedo reads. I am running 255 70 R15 tires on my truck and I know that has something to do with it. How do I compensate?
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Aaron Ventura, Ca. 1972 GMC Super Custom SB350/TH400 |
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