Motorcycle and small engine folks, this YGQ jet kit is exactly what you need for tuning your Mikuni carburetors! This comprehensive set includes pilot jets in sizes ranging from #52.5 all the way up to #140, giving you plenty of options for dialing in your fuel mixture perfectly. These jets fit a wide range of Mikuni VM and TM series carburetors including VM18, VM22, VM26, VM30, VM32, VM34, and many more. They work with both 2-stroke and 4-stroke engines, making this a versatile kit to have in your toolbox. Whether you're dealing with VM round slide carbs, TM flat slide models, or various spigot and flange mounted versions, chances are these jets will fit. The quality is solid - these aren't cheap knockoffs but proper replacement parts that perform like OEM. Before ordering, double-check the size you need and make sure it matches your specific carburetor model. Having this range of jet sizes means you can fine-tune your engine for optimal performance, whether you're at sea level or high altitude. Perfect for mechanics, hobbyists, or anyone who wants their engine running perfectly. No more hunting for individual jets - this kit has you covered for most tuning scenarios!