2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 132Get this manual
IpOWRIIfriJ: IPower unit
Piston ring compressor YU-33294 For worldwide
Valve spring compressor 90890-04019
Valve spring compressor attachment 90890-06320 Compression gauge 90890-03160
Valve guide removerinstaller 90890-06801 Flywheel holder 90890-06522