Joyner Go-kart JNSZ650DS Owner's Manual page 27

Figure 21
REPAIR
C. Clutch replacement
Do not remove the whole engine from vehicle when you replace the clutch, but
you'll need to remove rear suspension, driven shaft, clutch cable, muffler, wires
and rubber cushion that is in the middle of transmission and frame.
1. Remove bolt M14 (See Fig. 22)
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