ok to convert 10 x 1 3/4 drums to 11 x 2 1/2 on '72 dart?

D - Just a couple of thoughts, those are very expensive. I used Ebay and found a complete setup of 11" brakes for $78 less the drums. I bought the drums from RockAuto for I believe $45 each shipped. And No, no reason they shouldn't work.