Subject: Re: Engine Oil Author: Ian Adkins Date: Sep 1, 2000, 9:55 AM Post ID: 1702212292 Hi,I wanted to add on this.Why use motorcycle oil on an engine that is more like a car engine than astandard bike engine?Remember that the standard bike engines are running hight rpm's (up to 8-10krange). Our old bikes do just fine on regular auto engine oil.Ian 20w50 auto or m/c oil? What brand?