Place the shifter drum into the engine case. Remember to line up the mark you made. My mark aligned with the other engine case, but that mark was basically the bolt hole:
Place the two shifter forks on the right side gear cam and into the groove on the shift drum. If you look closely, you may notice that my 1st and 5th gears are upside down... this was a mistake and didn't re-take a picture of the shift fork installation. The earlier pics in this thread of 1st and 5th gear have been corrected.
Slide in the longer shift rail:
Do the same thing on the other gear cam:
