Quote:
Originally Posted by 30-9
Thanks guys.
There is some small air spots in the tube of after market.
Glad to hear your feedback it set my mind at ease.
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Air transfers the pressure just the same as fluid. There is no oil in the tube when the gauge is bought and doesn't need any to work. If a little oil gets in there no problem. No need to "bleed" the line to fill it with oil.