Sachs 200 - 22. ENGINE REASSEMBLY; 22.1. Remove the carrier plate assembly (5-160).; 22.2. Place the guide plug into the mainshaft hole in the crankcase.; 22.3. Place the 15 mainshaft rollers(2-64), spacer (refer to Figure 14, item B), the large loose gear (4-139) and bushing (4-140) on the guide plug.