You're right, I'm full of it and know absolutly nothing and spent my years in college getting loaded and taking basket weaving instead of fluid dynamics.

So ole wise one, spill it and let's crowd around the campfire and hear your technical discussion on which viscosity is best (give facts and backing reasons). And while you're at it, and since you don't agree w/ my resons on why Nissan recommends 5-30W, let's hear your reason on that one as well.
-Chris