Yamaha SR500 TT500 & XT500 Cu-Washer 14x20x1.5 Gasket for Oil Drain Plug (RH Side of Crankcase) 2-079
Gasket Early Type Drain Plug & Neutral Switch Assembly
Dimensions: 14x20x1.5mm
OEM Part No. 90430-10171-00 (For XT500 , SR400 SR500 & TT500 Oil Drain Plug; Right Hand Side of Crankcase Engine 90430-10171-00)