Mike, You'll know if the filter needs changing when the "sho2go" is a "NOgo" hehe :) Chris Locker <sho2go srfdude@cox.net wrote:> > The gas here in Ca must have so many additives that there is no room for > junk. I better go and look at the filter on my '90; its only got 145K on > it........how will I know if it needs changing? ;-) > Mike