While modern cars will throw a check engine light if the fuel-to-air ratio is off, some older cars won’t, so look out for the aforementioned signs of backed-up injectors. You can’t usually ...

That doesn’t mean you’re out of luck, though, especially if you’ve got scrap galore and a DIY spirit, as this junk bin fuel injector test stand ably demonstrates. [Desert Rat Racer]’s test ...

That doesn’t mean you’re out of luck, though, especially if you’ve got scrap galore and a DIY spirit, as this junk bin fuel injector test stand ably demonstrates. [Desert Rat Racer]’s test ...