Barn Fresh episode 11
Barn fresh episode 11 deals with the problem of fixing and replacing the seat cover and seat foam when no replacement parts are available In this video you will learn how to make your own seat foam and recover a motorcycle seat.

If you are working on a bike that you cannot get a pre-made air filter for try using some bulk air filter foam and making one yourself. You will also need a contact adhesive for bonding foam to make complex shapes or join pieces in a ring like the original.