Years ago they were written off as junk. Now we can make them do amazing things.
Rebuild what you have.
@immortality is one of a few quite handy with these.
Great simple motor and something I say with hind sight because the complexity of the crap attached to semi-modern motors shows us how being able to fix your own car is the way of the future yet again. Swings and roundabouts.
Perth has some clever folks who might like rebuilding a 3.8 Buick engine.
Zared Fox Automotive
Kwinana Performance and Mechanical
Street Quick