Here are the four Cars Toon shorts about Mater and his previous encounters as different roles.
Each one has it's own IMDB page so therefore each one gets its own IMCDB page.
Each one will get its own post so as not to get confused.
Starting off with "El Materdor"

EL Materdor - http://www.imdb.com/title/tt1378121/

1956 Chevrolet 3800 - 5 Stars

Made For Movie NASCAR - 4 Stars

Mazda MX-5 Miata - 3 Stars

Unknown - 3 Stars

Unknown (on left) - 2 Stars

Now here's "Rescue Squad Mater"
http://www.imdb.com/title/tt1378123/

1956 Chevrolet 3800 - 5 Stars

Made For Movie NASCAR - 4 Stars

Mazda MX-5 Miata - 2 Stars

Ford E-350? - 2 Stars

Unknown - 2 Stars

Pontiac GTO - 2 Stars

Pirsch or American Lafrance - 1 Star

This time it's "Mater the Greater"
http://www.imdb.com/title/tt1378122/

1956 Chevrolet 3800 - 5 Stars

Made For Movie Nascar - 4 Stars

Mazda MX-5 Miata - 2 Stars

1992 Ford F-150 (Same as this http://imcdb.org/vehicle_66036-Ford-F-150-1992.html) - 2 Stars

1959 Fiat 500 - 1 Star

And now for the best one out of the lot.
"Tokyo Mater"
http://www.imdb.com/title/tt1330219/

1956 Chevrolet 3800 - 5 Stars

Made For Movie Nascar - 4 Stars

Toyota Crown - 4 Stars

1994 Mitsubishi Eclipse Coupe (Supposed to be like 'Boost') - 4 Stars

Unknown - 3 Stars

Nissan 350Z? - 3 Stars

Kubota (Supposed to be Frank who is listed as a Kubota on the site or does turning him into a crane make that identification redundant?) - 2 Stars

Mazda MX-5 Miata - 2 Stars

Mazda 121 - 2 Stars

1949 Mercury Coupe - 2 Stars

2000 Nissan Silvia (Like Wingo) - 1 Star

Scion Xb - 1 Star

One on right looks like a V35 or 36 Nissan Skyline - 1 Star

unknown (mazda?) looks 90% like chucki from the first movie, making it a Mazda 121

http://www.imcdb.org/movie_1384816-Mater-s-Tall-Tales.html

If you want, you can add in comments of each vehicle the tittle of the episode where the pic comes from or write in comments of this TV series the list of the vehicles of each episode