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Rocker arm assembly for GY6 50cc 139QMB/QMA View larger

Rocker arm assembly for GY6 50cc 139QMB/QMA

BT13854

New

Complete rocker mechanism including shaft and valve adjuster for Chinese-built 4-stroke 139QMB/QMA 50cc cylinder heads. Changing the complete unit makes more sense than the individual parts, as damaged parts can affect other areas. Also saves time and effort. This unit has 64mm rocker arms included

CAD$ 19.99

In stock

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