This is a great helpful item for you CB750. New in the package - Four Carburetor rubber intake boots for your CB750 motorcycle made in 1971 1972 1973 1974 1975 1976. Get your old carbs sealed up nicely to your intake Great if you are riding or restoring your bike. We also have other 750 items on our website..so be sure to search those too. This is correct replacement for Honda part #'s 16211-300-030, 16212-300-030. Top quality aftermarket item. These do not fit the CB750A Automatic models.