all S&S have marking's on them too I.D. look with a torch, ? a stock early carb fom 1972 to 1987 will fit on & S&S inlet manifold anyway's also
that is a flowmaster carb . Screaming use them in the early day of there didn't even have a cattledog back then , about 1985 they were renamed under the screaming eagle brand also screaming 1st carb. the flowmaster is a good carb but a little bit hard too jet becausepeople do not know them , i still have a couple of friend's with them on there bik's but you don't see themm anymore , they are a 46 m.m. butterfly carb with & acc pump & come with a K&N air cleaner element for stock harley cover , not S&S that for sure , if you need a had too dial her in i could help. your's is & late 80's EVBT 80 c.i. ? , you would have to check timing & clean fuel tank 1st before you start on the carb ,
they were made by Keihin sold under Flowmaster brand 1st, & then harley Screaming Eagle hope this helps , they are a good carb
