Yes, it can be done...I've just done it about 2 months ago. I had to loosen up the bearing caps just enough to free up the crank. The new seals slide right in. As John mentions, go to <A HREF="http://www.buickperformance.com...they" TARGET=_blank>www.buickperformance.com...they</A> helped me through this and many other projects so far.<BR>Best buch of Buick nuts around!<P>pwm72@hotmail.com