Originally Posted by
dn010
It is probably the machine marks causing it to leak. There is also nothing holding the piston into the slave cyl except, when installed, the fork. The last cylinder I had was also from Hervey and it failed in the same way yours did (leaking out of the boot and ultimately all over my clutch!). I needed a replacement and wanted to buy from Rob but his cylinders were not ready at the time. I decided to buy the cheap 'Euro' slave cylinder from DeLoreanGo. It has been trouble free and it's actually even cheaper now than when I bought it in 2017.