"Hey, how tough can it be? Just turn the screw and you're done, right?" There's a lot more to learn about setting idle mixture than just turning a couple of screws and slamming the hood closed. You ...

Little things can make a big difference in how an engine performs. Street engines spend a lot of time at idle and off-idle speeds, so on carbureted engines it's important that the idle mixture be ...

Whether you bought your first carbureted car or are considering doing so, I want to give you a fair warning. Be ready for every conversation about your ride to involve someone shouting from somewhere ...

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 ...

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?