Understanding Your Pilot Jet Size Chart

If you're tired of your engine stumbling every time you crack the throttle, looking at a pilot jet size chart is usually the first step toward sanity. There is honestly nothing more frustrating than a bike that refuses to idle smoothly or one that pops and bangs like a firework display every time you let off the gas. We've all been there—covered in grease, smelling like gasoline, and wondering why on earth the thing just won't run right. Usually, the culprit is that tiny little brass nozzle sitting in the bottom of your carburetor: the pilot jet. ...

February 22, 2026 · 7 min · Pezzotti Mullen