Yamaha F100B F100C Outboards Factory Service Manual, Page 227Get this manual
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Upper case (F100B) Muffler assembly bolt B: 20 Nm (2.0 kgfm, 14 ftlb) 6 Install the upper mounting nut and lower mounting nut 8, and then tighten them to the specified torquesNOTE: Before tightening t