Today’s column is about Megasquirt, an EFI (Electronic Fuel Injection) computer that you can build. Maybe you own a hotrod (or clunker), and while you love it for sentimental reasons, you wish it had ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...