One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

In a performance application at wide open throttle, the ECU needs to control the air to fuel ratio to hit a small target somewhat richer than stoichiometric. The narrowband sensors most OEs use only ...

Mahindra & Mahindra is intensifying development of flex-fuel engines capable of operating on E30 ethanol blends and beyond, anticipating forthcoming regulatory mandates that raise ethanol content in ...

Elvis Shida is a Tech/Hardware Writer from Kenya. He has been building PCs for a decade and is keenly interested in motherboards, monitors, and gaming TVs. When not building PCs or writing about ...

ANDERSON, S.C. — More stringent emissions requirements have brought about more advanced and highly sensitive oxygen sensors, as well as the placement of more than one O2 sensor in some vehicles. In ...

It was tuned by Xenocron to run on 93-octane pump gas using a Megasquirt MSPNP2 ECU. The new setup also used a Wells TPS210 Variable Throttle Position Sensor in place of the fairly simple stock Mazda ...

As ever, I am fighting a marginally winning battle against my 1991 Mazda MX-5, and this is the story of how I came to install a wideband oxygen sensor in my Japanese thoroughbred. It came about as ...

Gauging for (Nitrous) Success: How to Safely Spray a Shelby GT350 Using Innovate Motorsports’ PSN-1 Wideband Power Safe Nitrous Gauge Modern performance enthusiasts expect perfection. We want our ...