QUOTE(Andyrew @ Sep 24 2018, 02:43 PM)
The tail cone on the 915 is much larger, bloated. On the 930 its very slim.
Yes, a careful examination of google images reflected this difference in the two.
I wonder if a year made can be guessed at from visual cues?
Hoping the third part can get some numbers from it soon.
Looks to be pre 78 as the case appears magnesium. Post 78 were aluminum, right?