Let it be known, for the record I have installed a seal backwards. My uncle used to say I could break a steel rod so there's that. It's so odd that with no shims you can't get to the minimal resistance spec on the knuckles. And have leaky seals.
Is your scale reading kilos instead of pounds or...
Inner axle seal backwards would be my first guess, especially if it's leaking more now than before you serviced the knuckles.
I did not measure the distances to verify the axle is centered
If I understand what your saying that's not a thing. The housing is bent, and/ or the axle is bent, and/or...