1989 kawasaki ZX 10 "slave cylinder won 39 bleed" Questions

...slave cylinder and it can be pushed in by hand...but the system won't usually cause slipping as a lack of pressure will make the clutch drag.IIs the release spacer (5mm thick plastic gasket) ...

...gears Sounds like you have air in the clutch line, you will have to bleed the air out, it maybe the clutch slave cylinder seal is leaking, CAN YOU SELECT ALL THE GEARS WHILE THE ENGINE IS NOT