I looked it up. Doesn't look like Aluminum (crankcase?) like basic (pH) solutions like Simple Green.
Very true.
This is why you hace to keep it short. Also why they make an aircraft safe (aluminum safe) simple green. But it dosnt work as well.
I do just 3-4 min in the ultra sonic cleaner for carb parts.
Sent while firmly grasping my redline lubed RAM [emoji231]