Joined: Mar 2007
Posts: 3,908
Likes: 320
From: Greer, SC
Bikes: Holdsworth custom, Macario Pro, Ciocc San Cristobal, Viner Nemo, Cyfac Le Mythique, Giant TCR, Tommasso Mondial, Cyfac Etoile
Maybe you got a bad batch.
I put the whole wheel with the tube mounted slightly inflated "inside" the tire with the beads outside. Then I use levers to mount one bead, then do the other side. There are a lot of bikes at my house with different wheelsets and it always works.