This is a buyer’s and reference guide for the (often called the powerhead). Since I cannot display live images, this guide provides the official part groupings, their function, and how to locate the actual diagram using your serial number. 1. How to Find the Official Diagram Stihl does not publish a single universal diagram for the KM 94 RC because parts changed over production years. You need your machine number (on the housing above the spark plug).
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