Home 1994 – 2001 Yamaha YZ125 – Exhaust Valve Governor – Removal – Inspection – Installation 10 - Disassemble the governor, and lay each piece out in order, then clean and inspect each piece while you reassemble

10 – Disassemble the governor, and lay each piece out in order, then clean and inspect each piece while you reassemble

1 - Your exhaust valve governor sits at the bottom front of your right crankcase

10 – Disassemble the governor, and lay each piece out in order, then clean and inspect each piece while you reassemble

9 – The exhaust valve governor is a stack of thrust bearings, washers, and a collar, all held together with a single pin at the end

11 – Governor Stacks By Year