I had a wobble on my America at 110kph too.After friends trued the wheels, stiffened up the front fork springs with a couple of washers,changed and put heavier oil in the forks,
I changed the front tire and it cured it. The original Metzler had cupped.I went to Bridgestone from then on.

Dinosaur.

"Oh Man I only ride 'em.I don't know what makes 'em work". Donald "Oddball" Sutherland

"Don't let the bastards get you down". Kris Kristofferson

"I am only paranoid because everyone is against me". Larry [Frank Burns] Linville