Part number E288 - A New Original Pulley Sheave for the Fan drive on A New Idea No. 6, 6A, No. 7, No. 8, No. 10, No. 20, No. 21, No. 300, 301, 302, 307, 308, 315, 321, 323 Corn Picker and 326, 327 Snapper Unit.