Both cylinders identical?

[Retro]

Sorry if this is a stupid question, but are the two cylinders identical? About to do a Big Bore and the cylinders don't seem to be marked front/rear and they do look the same to me. Thanks in advance!

[Armin]

Yes they are and look here: http://harleytechtalk.com/htt/index.php?topic=109811.0

Armin.