Originally Posted by Padmei
Have you checked for leaks? I put one in a few weeks ago that got a bit squished & a bit is hanging out. I didn't notice it till after I'd ridden it for a few hundred Kms.
Replace if you want- it may bug you that it is there smirking at you
- but it may not leak at all.
I got mine from motobins.
The tear looks pretty deep from where I could see. You might be right about holding a seal but it won't take long to replace them.