Bsa dating numbers

bsa dating numbers

How do I identify my BSA?

If you know the frame and engine number of your BSA you can use this list to identify it. These are always stamped, so any raised numbers are casting numbers. As with all listings of this type there will be mistakes. However, hopefully they will be few and far between. It should also be borne in mind that these listings are given in BSA seasons.

Where is the frame number on a BSA?

On most BSAs the frame number is located in the following places. It is always stamped; raised numbers are casting part numbers.

How can I tell what year my BSA bike is?

Identifying engine and frame numbers, 1969 season onwards. Owners with late model BSAs can easily identify the month and year of their machine as the factory adopted a dating system for frame and engine numbers for the 1969 season models.

How do I find out what year my BSA machine is?

BSA used a system of letters and numbers for yearly identification of their machines. This information combined with the yearly numbers book should help you identify the year and model of your machine. As with all listings of this type there will be mistakes. However, hopefully, they will be few and far between.

How do I identify my BSA machine?

BSA used a system of letters and numbers for yearly identification of their machines. This information combined with the yearly numbers below should help you identify the year and model of your machine. The Frame Numbers are alway stamped.

What should I look for when buying a BSA?

First of all a word of caution; anybody buying a machine, particularly if it does not have any documentation, proof of origin or you are generally unsatisfied, DO NOT BUY; as mistakes can later prove very expensive. Remember: Buyer beware. If you know the frame and engine number of your BSA you can use this list to identify it.

How can I tell what year my BSA bike is?

Identifying engine and frame numbers, 1969 season onwards. Owners with late model BSAs can easily identify the month and year of their machine as the factory adopted a dating system for frame and engine numbers for the 1969 season models.

How do I use the BSA calculator?

BSA calculator is not very complex to use. There is a requirement of some very simple information and once you have provided the information to the calculator, you just have to press calculate and body surface area calculator will calculate your BSA and that will help you in the drug dosage thing.

How do I identify my BSA machine?

BSA used a system of letters and numbers for yearly identification of their machines. This information combined with the yearly numbers below should help you identify the year and model of your machine. The Frame Numbers are alway stamped.

How can I tell what year my BSA bike is?

Copyright © Britbike.com BSA used a system of letters and numbers for yearly identification of their machines. This information combined with the yearly numbers book should help you identify the year and model of your machine. As with all listings of this type there will be mistakes.

Where do I find the model number on a 1971 BSA?

BSAs 1971 and later, either side of the frame on the stearing head to frame gusset, note that these dont always have the model stamped. On71 up, 250-500 single oil in frame bikes, the number is located on the kickstand lug or steering head area on late bikes.

Where is the frame number on a BSA?

On most BSAs the frame number is located in the following places. Pre war: Frame Number is located on the front top frame member either by the front seat stay or by the steering head. 1950s: Located on the front down tube below or in front of the gas tank.

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