Try craete most popular car in UK.
Model from: https://sketchfab.com/3d-models/ford-sierra-4668d90e8afe48b098caa43e46322745#download
Its will be realistic with parametrs from Group A: http://tech-racingcars.wikidot.com/ford-sierra-rs-cosworth
The model has attachment points for arms, which makes it possible to create a realistic suspension.
After the engine, suspension, chassis and textures are ready, it will be in the public domain if it passes moderation=)

Waiting patiently

Some progress, texturing, add suspension, replace mass objects, sound.

Very nice! Planning a touring car version later by any chance?

can't wait for this! I am a VW nut but I have always had a special place in my heart for fast Fords! Now my Mk1 Escort will have a family member