1971 LeMans Sheet metal gauge question

[Btc89]

I am cutting some rust out of my car and I need some new sheet metal but, I don't know what gauge to get. If you know please let me know. Thanks.

 

[92 Sunbird LE]

18-19 guage on 70's cars ,18 is the average and easier to work with.

Doug in P.R.

 

[melsg5]

here is a gauge chart

http://www.archtoolbox.com/materials-systems/metals/guage.html

 

[Btc89]

Okay thank both of you very much. Very helpful.