Honda XBR500 GB500 XL600 XR600 Clutch Cover Gasket New Old Stock Genuine Honda Part, Part Number 11394-MK2-000. This gasket is a brand new old stock, genuine Honda part that fits the right hand engine clutch cover of the following Honda models: XBR500 and XBR500S  from 1985 to 1988, XL600LM from 1985 to 1987, XL600R from 1985 to 1988, XR600R from 1985 to 1991, GB500 from 1985 to 1990, GB400 from 1985 to 1988. The gasket is brand new still in its sealed genuine Honda packaging with genuine Honda part number. The gasket is undamaged. This part is perfect if you are restoring one of these classic Honda single cylinder bikes. Recommend checking part number is compatible with your bike before purchasing.