5796788 - Internet; 028 WB; Made in West Germany; 43cc
[color=#008000]6111990 and up - Bore enlarged to 44mm and displacement increase to 47cc (week 43 of 1979)[/color]
7936742 - fichtenmoped1106; 028 AV electronic quickstop; Made in West Germany; 47cc
7940574 - jack-rijn; Old model 3-bolt starter; 47cc
110916162 - Il-Piemontese; 028 WB; Made in West Germany; 47cc
113404695 - Internet; 028 AV; Made in West Germany; 47cc
[url=http://chainsawcollectors.se/phpbb3/viewtopic.php?p=286199#p286199]113814216 - CJ154SG; Wood Boss 028 AV electronic quickstop; Made in West Germany; 47cc; 1983 [/url]
[color=#008000]From week 36 of 1983 and on - The 44mm cylinder was replaced by the 46mm (52cc) version labelled with or without 028S, Super, or AVS. 47cc version was sold alongside the 52cc model in Canada until at least January 1985.[/color]
[url=http://www.chainsawcollectors.se/phpbb3/viewtopic.php?p=268937#p268937]114292829 - CJ154SG; Wood Boss 028 AV electronic quickstop; Made in West Germany; 52cc; 1985 [/url]
115467361 - CJ154SG; 028AV Super electronic quickstop; Made in West Germany; 52cc; 1985
[url=http://chainsawcollectors.se/phpbb3/viewtopic.php?p=272352#p272352]116531590 - Sägendoctor; 028 AV Super electronic quickstop; Made in West Germany; 52cc [/url]
[url=http://www.chainsawcollectors.se/phpbb3/viewtopic.php?p=272505#p272505]117891444 - Il-Piemontese; Wood Boss 028 AVS electronic quickstop; Made in West Germany; 52cc [/url]
120355959 - Internet; Made in West Germany; 52cc
126163292 - jack-rijn; 028 Super electronic quickstop; Made in West Germany; 52cc
214192668 - whybeare123; 028; Made in USA; 52cc; 1985
222219233 - CJ154SG; Wood Boss 028 AV electronic quickstop; Made in USA; 52cc; 1990
222410590 - CJ154SG customer's saw; 028 AV Super electronic quickstop; Made in USA; 52cc; 1990