Marston Sunbeam Sidevalve Flat Tank models 1 & 2 350cc gearbox casing 1926

Marston Sunbeam Sidevalve Flat Tank models 1 & 2 350cc gearbox casing 1926


Marston Sunbeam Flat Tank models gearbox case, stamped SP R 11909/252 and “EA”.

It’s a narrow box, so it may also suit the TT model.

  • Year. 1926
  • The ‘R’ confirms Model 1 or 2 Sunbeam.
  • “252” is a 1926 batch number for gearboxes made for 350cc sidevalves.

Things like mounts and facings are good. You get the parts as shown in the images and the casings look decent.

International shipping available. Please ask. Shipping is charged separately from the item. 

Combined shipping available if you buy more items at the same time. 

Viewing: Please come and check it over before you buy. It is at PE28, near St Ives in Cambridgeshire.

Shipping: I usually ship to most destinations. If you don’t see a price, please ask. Thanks. International shipping available.

Collection: If you don’t want it shipped, I have plenty of space. If you can’t collect for a while, it’s not a problem. However, I will need to be paid very soon after the sale. Thanks.

Payment: Good old fashioned money on collection is preferred. I can accept payment through PayPal or by bank transfer as well.

Import Taxes: Please note that IMPORT DUTIES are not something I can control. If you are buying from outside the UK, there is a chance that you will have to pay import taxes. Import taxes vary from country to country. If there are charges to pay, it is the buyer’s responsibility to research the cost and pay the duties. The price that you see on my advert is for the item and not the item plus whatever taxes might be due.


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