2uzfe with a spun bearing worth rebuilding? Better then 1UZ?

[S-M-R-T]

I might be able to pick up a 2uzfe that spun a bearing. Would it be affordable to rebuild or better off not bothering? Is the extra weight of the iron block even worth the few extra hp over a 1uzfe swap?

 

[Lextreme II]

There are pros and cons....