WSM Piston Kit - .50mm - Yamaha 50-521-05PK Brake Master Cylinder Repair Kit Include a resealable bag for

Include a resealable bag for added convenience

Most systems equipped with a RC-4 Response Chamber for reduced sound output machined mid pipe to headpipe joint for a better

Variable lever Ratio : The GaleSpeed cable driven clutch perch features a unique variable lever ratio control system (selectable from 32

Kevlar® on shoulder and elbow for high levels of abrasion resistance

and any other solvent-based products that can harm the environment

WSM Piston Kit - .50mm - Yamaha 50-521-05PK Brake Master Cylinder Repair Kit Include a resealable bag forNew light weight design incorporates shorter piston skirts with an PTFE coating at critical wear points for quicker revs and less heat Improved intake skirt with larger inlet ports for increased acceleration and overall performance