Triumph Twins Primary Belt Drive Conversion Kits & Parts (1) - Choose Make / Model OIF This big bore kit will

This big bore kit will work on all Triumph 650 Unit Twins (Bonneville

BSA and Norton motorcycles here at our shop

We are aware that there are many sources online and the popular forums that are talking about the roller bearing clearance rating on each bearing that they should have

M Part number is RKC/514

Triumph Twins Primary Belt Drive Conversion Kits & Parts (1) - Choose Make / Model OIF This big bore kit willIf you are looking to "modernize" your vintage Triumph twin and also gain performance at the same time then we highly recommend converting your old primary chain wheel to this new belt drive conversion. Installing a belt drive in your vintage Triumph will give you a much quieter clutch, longevity, lighter, and ease of maintenance. Kit comes included with everything you need to convert from chain to belt. Basket is made from steel or alloy (you choose)