primary

Hi, Is it correct that there is nothing preventing oil getting out and dirt getting into the Primary case on a Comet 500? The slotted hole that the Burman shaft pokes into Primary case is totally unsealed right? Also, given the close proximity of oil and clutch components, is the Comet clutch...

Hi, Looking at the LIST18 - COMET COVER SCREW SET - CHEESE HEAD set listed on Vincent spares site here: https://shop.vincentspares.co.uk/category.php?model=1&cat=10 The set includes these 5/16 and 1/4 nuts and spring washers, but I cannot see on the diagrams (primary and timing) where they are...

I would like to request help identifying what I should do with this potentially cork material, covered by a sealant that I found behind the primary chain. It’s the gray spot in the center of the case. Do I remove it? And if he fixed? And well, why is it there? Has anyone seen this...