Harley Davidson Engine Serial Number Lookup

Enter a VIN for model years 1981-present.

Harley davidson engine serial number lookup. BF FXSB 80 see chart below for all model designations. Enter 9 or 17 digit VIN Make Harley Davidson Class Model Engine Size Introduction Schedule Security Check Value Model Year Plant of Manufacture Sequence Number Currently supports Pre-Twin Cam engines ONLY Engine Case Number Example 1574-172-055 Engine Type Model Year. Because engines were sometimes swapped out in these older bikes its not unusual to find Harley-Davidson motorcycles with engine numbers that dont.

This list is unofficial and is not gospel only what I have been able to cross in various manuals web sites and dealerships. There is a star at the left and right of the sequence of characters. Every Harley Davidson car has a unique identifier code called a VIN.

Harley engines that were made before or in the 1960s have the model year of the engine as the first two numbers of the engine number which acts as a VIN. This number contains vital information about the car such as its manufacturer year of production the plant it was produced in type of engine model and more. Use the Instruction Sheet lookup tool to view the most up to date information.

1960s and Older Engines. There was no separate VIN engraved on the frame. The model year model and production number are all listed in a simple arrangement of numbers and letters which is clearly stamped at the top of the left engine case right below the V formed by the two cylinders.

A Harley-Davidsons engine number gives a great deal of information about the bike. However they are designed to be read in groups. As always the legal title must match the VIN number on the frame.

Lookup vehicle identification number is the first thing you should do before you buy a used car. Look for a four-digit production code in the last four digits of the VIN. Before 1969 Harley-Davidson motorcycles used the engine number as the vehicle identification number VIN.