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Production delays

Due to a unexpected terminal diagnosis, I am now required for care, 24/7, this has a massive impact on production capacity, due to this I am only selling from stock. I will get to all emails as soon as I can however there is likely periods of communications delays
Thank you for your understanding at this time difficult time.

Here you have a Pair (Two) BSA Engine plate distance collars made from solid stainless steel, produced as a direct replacement for the original. 

Original Part number: 42-4071

(ALSO AVAILABLE IN STEEL - SEE SIDE OPTION)



Approximate Dimensions:
Length - 1/2" / 12.7mm
OD - 5/8" / 15.875mm
ID - 3/8" + Clearance / 10mm


This part will fit the following models BSA pre-unit Swing arm models including:
A7, A10, B31, B33 And Goldstar
This part may fit other models but please check your part number.

Please note this part is supplied in a semi-polished finish. Each part have a good surface finish before then spending at least 3 hours in our vibratory polisher machine.


This item is made using CNC manufacturing in England by with high-quality stainless steel.

42-4071 - Engine plate distance collars

  • £6.00

  • Ex Tax: £5.00

Available Options


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