My first engines with Demo.
1. Low-Class "Metal" Engine:

2. Fake-Sports/Ricer Class "Irony" Engine

3. Performance-Class "Sports" Engine

4. Super-Performance-Class "Sports S"

5. Limited-Class "Sports SL"

Please give me a idea how to improve these engines.
Owner of company: Urbanliner
Website or Forum thread: viewtopic.php?f=35&t=4779 (Doubles as the thread for Tsuchiura Garage)
Established: September 12, 2014
Company ID: #2014331