Honda Super 90 OEM Air Cleaner Half Round Model my sku 7974

Brand New, I believe it is OEM as I have had it buried in the bottom of a box in my Garage for well over 20 years.  I believe it to be part 172-028-020.  This is  half round model with mounting flanges.  I believe it was primarily used in the earliest S90models.  Please make sure this fits your model, as S90 had two air cleaner configurations