Honda EU65is Owner's Manual page 69

Rear Pipe Installation
Install the rear pipe on the generator frame using the two 6 × 30 mm
flange bolts and two cap nuts.
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TORQUE: 9 13 N·m (0.9 1.3 kgf·m , 6.5 9 lbf·ft)
REAR PIPE
CAP NUT (2)
6 30 mm FLANGE BOLT (2) ×
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