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**'68OrangeSunshine** · 03-31-2023, 04:52 PM

I have a GPS in my truck, so I have an accurate groundspeed to gauge the speedometer against.

03-31-2023, 04:52 PM	#8
'68OrangeSunshine Senior Member Join Date: Feb 2002 Location: Tucson, AZ USA Posts: 7,054	Re: Speedometer Acting Strange I have a GPS in my truck, so I have an accurate groundspeed to gauge the speedometer against. __________________ Every 25 years I like to rebuild that 292, whether it needs it or not.