tachometer tech

Most tachometers nowadays rely on an electronic signal from the vehicle’s ignition system to deliver a precise RPM reading. OK, easy enough. Problem is, there are plenty of differences between […]

  Q: I recently installed a shift light tachometer into my 1969 Chevy C10 2WD pickup with a 250-cubic-inch 6-cylinder engine. The engine has an HEI distributor. Even though I followed […]