ok Then????Thank you all for that.
So who else makes a 20W40 oil and will a 20w 50 actually void my warranty?
Tim
I've never seen 20W 40 beyond the Yamaha Chemical shelf at local dealers and trust me, I've looked (never Googled, though. Note to self...) I doubt very much that using 20W 50 would affect warranty claims given the diverse number of concoctions and brews that these rummies use.
I am convinced though, that syn oils and PCIII's are responsible for the infamous and dreaded tick. I had proof, but a black Suburban pulled up to the house one day and...