2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 164Get this manual
1D-53 Power Unit Mechanical: Piston ring end gap Standard (1st): 0.15 0.30 mm (0.0059 0.0118 in Standard (2nd): 0.30 0.45 mm (0.0118 0.0177 in Service limit (1st): 0.70 mm (0.028 in Service limit (2nd): 1.00 mm (0.039 in (A)
Piston pin clearance Check the piston pin clearance in the conrod small endReplace the conrod if its small end is badly worn or damaged or if clearance exceeds service limitMeasure the following item: Special tool (A): 0990020205 (Micrometer (0 25 mm)) (B): 0990020605 (Dial calipers (10 34 mm)) Piston pin outside diameter Standard: 17.995 18.000 mm (0.7085 0.7087 in Service limit: 17.980 (0.7079 in
I9J011140066-02
Piston pin hole diameter Standard: 18.006 18.014 mm (0.7089 0.7092 in Service limit: 18.030 (0.7098 in Conrod small end bore Standard: 18.003 18.011 mm (0.7088 0.7091 in Pin clearance in piston pin hole Standard: 0.006 0.019 mm (0.0002 0.0007 in Service limit: 0.05 (0.0019 in Pin clearance in conrod small end Standard: 0.003 0.016 mm (0.0001 0.0006 in Service limit: 0.05 (0.0020 in