Engines with +30 and -15 on all tracks, available to adjust power based on your needs!
Price: 1 million per race
https://igpmanager.com/app/d=brand&id=7718
https://igpmanager.com/app/d=brand&id=7717
https://igpmanager.com/app/d=brand&id=5485
https://igpmanager.com/app/d=brand&id=2082&tab=overview