So found the cause of my sudden timing chain noise (3.0 Outback) : r/subaru
Timing Chain Replacement: Diagnosis And Repair -
Is this the OEM cam chain tensioner for the '13-16 Street Triples? Lotta cam chain noise in the last 200 miles, moreso then initially (compared with helmet cam audio sources.) : r/Triumph
Chain Tensioners and Camshaft Adjusters-Rattling noise on startup - MBWorld.org Forums
How to Stop Timing Chain Noise? (Easy Explained)
I had a new timing chain put on my car. Since it has slowly started rattling more and more over the course of a year, what could cause this? - Quora
6 Causes of Timing Chain Noise in Your Car
Nissan Timing Chain Noise Problem - YouTube
I had a new timing chain put on my car. Since it has slowly started rattling more and more over the course of a year, what could cause this? - Quora
Timing Chain Engine Owner MUST WATCH! Why it is important to REPLACE your timing chain. RATTLE NOISE - YouTube