number is 1051Y1L. I know the Y is Yo Eddy, and the L is Large though i thought it was a XL. Is 105 the frame number and 91 the year?
Any way, this bike saw 9 or 10 race seasons without any issues ever. Went through the 12 hours of Ivor, a couple of 24 hours of Canaan. A couple massenutten...