Effect of fuel pressure on float height
Originally Posted by NinerBikes
Any ideas on if that additional fuel pressure is a consideration in Carb floats on the Bing Carbs turning into sinkers instead of floats? Does that fuel pressure cease to exist once the fuel enters the float bowl, since at that point, the carb jets are now creating lower pressure due to air stream through the throttle bore of the carb.
Fuel pressure at the float needle pushes down on the float arm. The net effect is about 1/3 of the float weight. The depth of the float will increase as the fuel pressure increases.
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