Yes if you look in my picture gallery . (approx 5 years ago)
I cut one in half to find brush & commentator wear !
The double screw helix assy could wear reducing the pressure together with the bearings.
Since 1999 it is suspected lubricants in the fuel have been reduced.
(the great debate of the addition of 2 stroke oil by members etc !)
What we need is hard evidence of a pump lasting well over 150k miles to tell whether lubricants are effective or not
