When I lived in Ca and Nv I would find them in the Pick n Pull on a regular basis. They were not damaged-just not worth driving anymore. Most looked like they were in someone's yard for many years. Almost all were SLC's. Both my project "5.6" blocks came from 450SLC's.

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Tony H
W111 280SE 3.5 Coupe
Manual transmission

Past cars:
Porsche 914 2.0
'64 Jaguar XKE Roadster
'57 Oval Window VW
'71 Toyota Hilux Pickup Truck-Dad bought new
'73 Toyota Celica GT