Yamaha TZ125/250/350/500/750 Cylinder Drain Screw / Plug. Pt. No. 383-11374 / 90340-10016.

Yamaha TZ125/250/350A-G 1973-79, TZ250H-J 1980-81, TZ500G-H 1980-81, TZ700/750A-F 1973-1980 Cylinder Drain Plug /Screw, manufactured in brass as original. Drilled ready for locking wire. Original Pt. No. 383-11374 and 90340-10016

No longer available from Yamaha.