Free Blueprints

http://carblueprints.narod.ru/other_cars.htm
https://drawingdatabase.com/

The next one you have to pay for the full size download.

https://www.the-blueprints.com/blueprints/

Figure I will also toss this one in here as well.

http://www.smcars.net/

Thank you for that one flyingbanana.