HD-OEM: 16483-36Part Number: 11-0495 Manufacturer: V-Twin UOM: 1 - EA Summary:Front cylinder fits Knucklehead 1936-1947 61" models. Cylinders are for stock bore, stock stroke and compression, featuring 5 fins. Cylinders must be honed to standard size for proper fit. Sold each. Piston is not included.Fitment: EL 1936-1940 Country of Origin: Imported