Here is the full list of all 27 Epic Car Factory achievements.
Finish the game.
License all bodies.
Obtain all car parts in the game.
Research all chassis types.
Research all engine types.
Research all tire types.
Develop the Pikarus 31.
Move in the third factory.
Develop the Tarball P50.
Tune a part to the maximum level.
Develop the Tank.
Move in the second factory.
Fire a worker.
Reach the first place in the list of companies.
Develop 10 cars.
Reach the top 5 in the list of companies.
Win a race.
Win all awards in one car awards show.
Lose all your money but then come back above zero.
Level up a worker to the maximum level of one profession.
Fail a contract job.
Train a worker for the first time.
Level up a worker for the first time.
Win an award in the yearly car awards show.
Do a successful contract job.
Tune a part for the first time.
Develop your first car.