Yes, The boost actuated power valve opens based on fuel pressure in the bowl. As boost builds fuel pressure is increased 1:1 with the a fuel pressure regulator. There is a screw that sets tension on a check ball via a spring. as you increase spring pressure by tightening the screw in the power valve you delay boost fuel enrichment.
Wait a sec don't most folks use the power valve circuit to actuate the power valve? Fuel pressure to actuate a power valve? Unique approach..
So you blocked your power valve signal ? Is it working that way?
Yes, The boost actuated power valve opens based on fuel pressure in the bowl. As boost builds fuel pressure is increased 1:1 with the a fuel pressure regulator. There is a screw that sets tension on a check ball via a spring. as you increase spring pressure by tightening the screw in the power valve you delay boost fuel enrichment.
How many bolts hold on the carb bowl did you say prick