If you've ever modified a car with smaller or larger tires or, perhaps, a different final-drive gear, you've immediately screwed up your speedometer. This is, of course, annoying, but for modern cars ...
If you've ever performed any kind of driveline or wheel and tire swap, you're probably familiar with speedometer calibration. By stepping up to larger tires and/or wheels, the speedometer reads slow ...
Auto Meter's 170 series speedometer is available in three mph ranges: 120, 160 and 200 mph. These electric meters feature a built-in calibration screw, permitting easy adjustment of the needle. This ...