Wideband O2 sensors play a pivotal role in the realm of automotive tuning, providing precise measurements of the air-fuel ratio necessary for optimizing engine performance. Unlike their narrowband ...

A once-in-a-lifetime opportunity befell three '12 HOT ROD Power Tour participants—the chance to have Holley Performance Products' Senior Product Manager and carb tuner extraordinaire Jay McFarland ...

Rome wasn't built in a day, and neither were carburetors. Just like the ancient Roman aqueducts achieved a technically demanding task using archaic resources, the carburetor was designed to perform ...

Think you can't have a small-block that lays down 556 hp, 512 lb-ft of torque, 120-mph trap speeds, and 21 mpg on the highway without dropping three grand on a slick EFI setup? Think again. The secret ...

How Do I Dial In The Right Air/Fuel Ratio For Today's Oxygenated Fuels Using A Wideband O2 Sensor? Q. I am installing a wideband oxygen sensor and am curious about what A/F (air/fuel) ratios to aim ...