I haven't had a "terminal engine failure", but you'd surely want to remove the hard oil lines and trombone cooler, and thoroughly steam clean them. The engine-mounted oil cooler needs the same treatment, and some even recommend replacing it, as it's hard to totally clean out.
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'81 SC Coupe (aka: "Blue Bomber")
Canada West Region PCA
The Blue Bomber's Website
"If it ain't broke...we'll help you fix it 'til it is!"