Face it, high-performance cars are extremely precise machines with very tight tolerances. In order to build a high-performance engine, you must be able to measure those clearances. Cars are not like ...

Some of the scientific measuring instruments you see in engine building articles might appear to be expensive, exotic implements far beyond the means of the average car crafter. And to the extent that ...

If you’re instrumenting your machine tools, or if you’re just curious, you might want to get granular access to the output of a digital micrometer or the like. [Tommy] set his mind to figuring out the ...