395 is not a true reading, calculations need to be made to find a true representation of torque..
An emulsion tube is the tube youre talking about pecky. Each barrel of the carb will have one, these can have a dramatic effect on power delivert. As I said on fb though there is room for improvement with your exhaust, your graph shows this. Id explain more but there people on here I dont like, and i want to see this shit on thsir supposedly awesome masterfully built but stock power making 20v