Yamaha RZ350 1984. J.I.S Pan Head Black Stainless Steel Engine Casing Kit
Screws to fit
Right Casing
Left Casing
Left and Right Power Valve Caps
Thermostat Cover (Socket Caps)
Lower Joint (Socket Caps)
 
This is a chemically blackened set of stainless screws and socket caps
These screws are a direct replacement to the original steel screws that were fitted by Yamaha, they have a smaller head than other pan head screws, allowing them to fit the covers correctly.

JIS stands for Japanese Industrial Standard, the type of screws you will find on all older Honda, Kawasaki, Suzuki and Yamaha bikes
 
All our JIS screws are made in Japan, by Japanese companies