Originally Posted by
Paramount1973
Pardon my ignorance but could one use a 73mm square taper mountain bike cartridge? The non-drive side cup would theoretically protrude 2mm which would not appear to be a big deal.
I believe the issue is that most Raleighs from this era have non-standard threading in the bottom bracket, so you have to either:
1. find a way to use the existing cups
2. buy new cups with the 26tpi threading
3 re-tap the bottom bracket
each option has challenges.
-Will