Carburetor Cleaning

etween the rider-training bikes I service and my friend Carl’s collection of vintage Japanese bikes that I’ve been restoring lately, I’ve been working on an unusually high number of carburetors. Many of the riding school’s bikes need servicing after winter storage, even though they’ve been properly stored. Turning on the petcocks in the spring often reveals that some of the bikes have sprung fuel leaks, usually due to a sticking float needle. Many of Carl’s bikes have been sitting idle for