Also take note that is not only a filter that will cause high vacuum readings. It could be a hose collapsing internally, a plugged tank vent, et al.
Next time take the fuel fill cap off and see if the vacuum goes down.
__________________
Jay Leonard
Ex boats: 1983 40 Albin trunk cabin, 1978 Mainship 34 Model 1
New Port Richey, Fl
|