If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

The days of you unscrewing a couple of spark plugs to track your engine's air/fuel ratios are long gone. Today you've got access to all sorts of fancy electronics, of which almost every single one of ...

Fuel flow has been subject to strict limitations since the beginning of the hybrid era in 2014 – and the source of much ...

In the Apr. '07 issue of Circle Track, we tested FAST's new portable air/fuel meter with a race engine on a dyno and found that the tool is useful for dialing in the best air/fuel ratios for power ...

The fuel tank pressure sensor is part of the fuel pump assembly and is mounted on top of the tank or inside the tank. It’s part of the evaporative emissions system (commonly referred to as “EVAP”) and ...

At some time or another, we’ve all had an idea we thought was so clever that we jumped on the Internet to see if somebody else had already come up with it. Most of the time, they have. But on the off ...

They say "money makes the world go 'round." Which is so true when it comes to racing. As your appetite for speed increases, your bank account correspondingly decreases. Every competitor will agree ...

Modern car engine control systems rely on input from several sensors to regulate the engine’s performance as well as its emissions and other vital functions. When these sensors fail to provide ...

The Heavy Fuel Viscosity Meter (HFVM) Viscomaster, the next generation of the Micro Motion 7829 Viscomaster direct insertion viscosity and density meter, incorporates a new robust low friction Diamond ...