Not everyone is interested in more horsepower. What is often acknowledged as a "great carburetor" is actually one that simply has excellent throttle response. An engine that instantly responds to ...

ECU tuning lets you tap into your car’s hidden performance by adjusting factory-set engine parameters. Whether it’s a turbocharged beast or a daily driver, the right tune can make the throttle sharper ...

ECU tuning can unlock hidden performance and efficiency in your vehicle by adjusting the factory-set parameters in its engine control unit. While it offers benefits like more power, improved throttle ...

The last time we talked about carburetors, we focused on getting the idle mixture and speed in line. But that’s not all that a carb requires of its owner. Having your idle in line doesn’t mean the car ...

In a time not long past there was that guy down the street from you--that special car-crafting guru who could tune an engine by ear. He was revered by the local gear heads for his uncanny knack for ...

Forget throttle tip-in, driveability, and vacuum at idle. Set the thing on Kill Mode via thimble-sized fuel jets, disregard the power valve, and let the carburetor dump as much fuel as possible down ...

The GM performance enthusiast quickly recognized and embraced the benefit of instrumented testing in its ability to extract the most power from an engine. This was in part due to the acceptance of ...

ATV Carburetor Adjustment involves tuning your ATV’s carb for maximum performance. How do I know my jetting is off? My ATV bogs down a lot, is jetting to blame? I have performance parts, what now?