przemeku6 replied the topic: Re: wt-257 carb pop-off pressure
it is a pressure that will pop open a metering inlet needle.
here is a walbro carburetors service manual, very helpful with understanding how those carbs working.
Scott replied the topic: Re: wt-257 carb pop-off pressure
Below a copy/paste of a post made on JRCBD on said subject. Tried to get a tad deeper in laymens terms on the bigger picture of whats going on.
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