July 16, 200519 yr comment_130803 With carbs you don't want much more than 5 PSI, fuel injection uses higher pressures, like in the 40-50 PSI range. Too much pressure will over power the needle valve and flood the bowls in a carb. Link to comment https://www.classiczcars.com/forums/topic/16568-percolating/?&page=2#findComment-130803 Share on other sites More sharing options...
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