Yamaha Outboard F15A F9.9C, FT9.9D F15 Service Manual, Page 46Get this manual
Quality of the image is intentionally reduced!
SPEC POWER UNIT
CYLINDER Bore Taper limit Out-of-round limit Cylinder block inside diameter
59.0059.02 (2.3232.324) 0.08 (0.003) 0.05 (0.002)Blue 38.03338.040 (1.49741.4976)B