WoWDB

The quest chain involves helping the goblins of Pinchwhistle Gearworks in Spires of Arak, which is in the southern area of the zone.

Thank you to Wowpedia for providing the list.

1.  [97] Pinchwhistle Gearworks / Pinchwhistle Gearworks (optional breadcrumb)
2. Complete all of:
   •  [97] Defungination
   •  [97] Spore-be-Gone
   •  [97] Unwanted Pests
3.  [97] Unwanted Pests
4. Complete both:
   •  [97] Getting the Crew Back Together
   •  [97] Getting the Crew Back Together
5.  [97] Follow that Hotrod!
6. Complete all of:
   •  [97] The Right Parts for the Job
   •  [97] Skimming Off the Top
   •  [97] Field Trial
7. Complete all of:
   •  [97] Sporicide
   •  [97] Preventing the Worst
   •  [97] Curing With Force
8.  [97] Flame On (rewards the blueprint)
   
9.  [96] Kimzee Pinchwhistle (awards follower Kimzee Pinchwhistle)