If the balancer/spacer joint ends up in the wrong place, put a Speedy-Sleeve on to bridge the gap. That will also tighten up the fit of the seal lip- - - - which is probably a good thing!
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!