Hey Rock
There are guys here that will assist with your EGC..
BUT-----
Here's 3 links to help with your decision on fluids..
Outa all the OIL reading I've done these are about the best I've ever read..
On this first one,, collapse the left hand menu and then press control and spin the mouse wheel forwards to make the text get bigger..
http://www.sportster.org/tech/Oiland...Motorcycle.pdf
and
Oil FAQ
and
Testing Motorcycle Oil
After you read these articles you can make a better decision and if you do a search you'll find more articles..
We ride almost everyday in the East Valley Summer heat,, where in AZ are you.?
We use 20-50 Valvoline Racing VR1 cuz of the extra zinc..
BTW----The only guy on this forum that is Actually Educated on the subject of Oil is Bluesfan..