oil cooler and 2,000 mile oil changes will take care of any
unless something is wrong in the system, 2,000 mile oil changes
alone will keep coking down.
No need for POS watercooled turbos
and +1,000 on letting the turbos cool and circulate oil thru them
when they are piping hot, before just turning the car off.
The key to turbo longevity is proper warm up AND cool down of the turbo.
Democracy is two wolves and a sheep sitting down and voting on whats for lunch.