Quoted from swampfire:I think most of the classic toppers had (and may still have) repros available. I know I replaced my WW topper with a new one when I did the playfield swap. BTW WW is the best topper of all time, IT BLOWS.
WW is the best/most important topper bc without it, the game is incomplete. It only says WW on the topper so it's needed, otherwise you're playing a Wet Willie's. And those originals shine like ocean