HD-OEM: 16492-48Part Number: 11-0503 Manufacturer: V-Twin UOM: 1 - EA Summary:Rear cylinder fits Panhead 1948-1965 74" models. Cylinders are for stock bore, stock stroke and compression. Cylinders must be honed to standard size for proper fit. Sold each. Piston is not included.Fitment: FL 1948-1965 Country of Origin: Imported