2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 130Get this manual
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1D-19 Power Unit Mechanical:
I9J011140003-04
1 Timing chain 2 Bolt 3 Chain guide 4 Bolt 5 Spacer
6 Chain tensioner 7 Bolt 8 Tensioner adjuster 9 Bolt 10 Exhaust