Hi,
On the front of my mk1 mercury piston head, just in front of the o-ring, is a metal ring. Can I do without it, as it makes it very hard to put the piston back in the cylinder?
Ta,
Matt
Hi,
On the front of my mk1 mercury piston head, just in front of the o-ring, is a metal ring. Can I do without it, as it makes it very hard to put the piston back in the cylinder?
Ta,
Matt
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