"Seals are $7.60 for both copper and o-rings for all six pressure valve holders."

Peter,

Job 07.1-210 says to replace the springs as well. Any comment?

Alastair,

I'm going to need a picture because I can't envision what you're recommending as an alternative tool.

Thanks,
Sixto
91 300SE
87 300SDL
81 300SD