If you looking for info about the workshop visit this post http://mafiawars2center.blogspot.com/2011/11/mafia-wars-2-workshop-level-3-upgrade.html
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To build the +100 energy pack you need another type of crafting parts then yours
To get the other type of crafting part you need to visit a friend and collect/boost his level 3 crafting factory
Here is a list of Mafia Wars 2 players that have a lot of factories for you to collect parts from
Vehicle Parts
1-Titan , 20 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20142586651
2-Atho , 20 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20091933167
3-Alex , 12 Factories
https://apps.facebook.com/mafiawars-two/?visitId=31693188299
4-Marveen , 9 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20022122479
5-Michael , 5 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20078138701
6-Lloyd , 5 Factories
http://apps.facebook.com/?mafiawars-two/??visitId=20183608396
6-'Satish , 5 Factories
http://apps.facebook.com/?mafiawars-two/??visitId=20193393038
Armor Parts
1-Din , 20 Factories
http://apps.facebook.com/mafiawars-two/?visitId=31083457939
2-AaDee , 16 Factories
http://apps.facebook.com/mafiawars-two/?visitId=31013982403
3-Keen, 6 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20095159447
4-Prashanth, 6 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20228649907
Weapon Parts
1- Marc , 17 Factories
http://apps.facebook.com/mafiawars-two/?visitId=32036839923
2-Karl , 15 Factories
http://apps.facebook.com/?mafiawars-two/??visitId=20246075603
3-John , 14 Factories
http://apps.facebook.com/?mafiawars-two/??visitId=20224484318
4-Perry , 11 Factories
http://apps.facebook.com/mafiawars-two/?visitId=31701210502
5-Pichaya , 10 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20201238580
6-Susan, 6 Factories
http://apps.facebook.com/?mafiawars-two/??visitId=20175938652
Construction Parts
1-Noelle , 16 Factories
http://apps.facebook.com/mafiawars-two/?visitId=20024850952
2-Vito , 15 Factories
http://apps.facebook.com/?mafiawars-two/??visitId=32034383693
if you have more than 5 level 3 factories , leave a reply here with your parts type , amount of factories and visit link
