What cause Nissan VG Engine to leak oil at its valve cover gasket joint?.

In this video we take a look at the Nissan Vg33e engine and it famious valve rocker cover gasket joint oil leak. Let's take a look at oil flow control to prevent oil leak from the Nissan vg33e engine in its Rear wheel drive application.
thank you.

[@tenderblender945]

The bridges are there on purpose to keep the exhaust valves cool.

[@SteveXNYC]

No. The bridge is there because it's two left side cylinder head on all v6 engine. One head fit both side is the cheap production.

[@sweetcapgun]

VGs are sludge factories in my experience

[@tenderblender945]

Only if you don’t change the oil on time