With so many engine types, it has become necessary to have an accurate way to check carburetor components. Here’s a simple solution to determine the size of carburetor jets, fuel and air bleed passages, performance tuning and technical inspection for size requirements by different sanctioning bodies. No more wishing you knew what size jet is lying around!

Download our conversion chart with sizing for decimal, metric or numbered drill size.

Storage containers and suppliers can change from our distributor, so it will be possible your set may have a different appearance than what is pictured. We make every effort to stock the best quality import gauges possible.