Upgrade the body on your 103R (to ebony or aluminum) taking into consideration that you will need to be able to balance out a 12-15 gram weight cartridge. Then send it off to Soundsmith for a ruby cantilever and line contact stylus.
You won't need to upgrade after that unless you want to upgrade your table or phono stage.
You won't need to upgrade after that unless you want to upgrade your table or phono stage.