Reply to "Dropped a valve..."

noquarterMember

quote:
Do the other valves show a wear pattern like the failed valve?

The local machinist felt the backside of the valve head and made the statement that they had bounced. Haven't heard that before.

quote:
Once in a while, a builder in a hurry will use 7 degree stem locks in a 10 degree retainer, and vice-versa...

My son's school geometry ruler says 10 degrees on both.

5/25/1111:55 AM

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