Hi Dave-
Thanks for the insight. I breathed a big sigh of relief after reading your
reply. I've returned the piston to the bore as prescribed, with no difficulty.
Once again, the dedication of the listers in sharing their knowledge and
experience shines through.
Have a great day. Tom
-------------- Original message ----------------------
From: "Dave Porter" <frogeye@porterscustom.com>
> Tom/Peter
> The galling in the piston bore is very common. Fortunately it doesn't much
> matter as the pump makes sufficient pressure to operate the unit despite
> small amounts of leakage. The hard part is getting the piston back in the
> bore with out braking the VERY delicate rings. Make sure the splits are all
> at 90 degrees to the adjacent rings, just like a piston in your block. The
> bore is aluminum so do not try to hone. Clean the small inlet holes around
> the circumference of the housing. Wet the new O-rings with grease or oil
> prior to re-insertion.
> Dave
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