Quote:
Originally Posted by NoHaveMSG
Couldn't find any leakdown spec for the valves/head only. It's just general leakdown test for the assembly. There is a way to check valve to seat contact in the manual with prussian blue. It is linked in Ultra's sig.
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My dad taught me how to test with prussian blue when I was a kid. Dry erase marker works well in a pinch.