knock

This is commonly applied on car engines.is there any reason why motorcycles don't have this?

Lately I've heard an occasional engine noise that sound like a knock. Sound seems to come up from the front of the gas tank but that could be my helmet messing with my hearing. Best I can describe it would be gear backlash...like extra play with the clutch engaged. Holding the clutch down the...

Ok, so I always have saved searches for all my bikes on ebay just to see if any goodies end up listed. But DAMN! everyone is cluttered up with the chinese knock off levers, page after page of em. Wouldn't take em if they were giving em away, but no way to filter "panigale - everything EXCEPT...