94-01 Yamaha YZ125 - Front Master Cylinder | Fix Your Dirt Bike

[@Fixyourdirtbike]

*Jump Around - Intro - **0:00** | Disassembly - **0:41** | Clean & Inspect - **1:06** | New Parts - **1:33** | Assembly - **1:52** | Install - **3:06** | **FixYourDirtBike.com*

[@thesoldlisting5183]

do you happen to remember the size on the 2 screws on the top?

[@jeffreyhancock9081]

I got no air coming out of my caliper on yz125 but there was little chunks of what appears to be rubber in the resivor do u think I need to rebuild the master cylinder

[@Fixyourdirtbike]

Yes, your master cylinder needs a rebuild.