Main bearing sets for the 1932-34, 4 cylinder motor. Bearings come with instructions for your machine shop to bore the block to accept these.
You will need to purchase the thrust washers when doing this job. If you need maching specs ahead of time they are in the instructions. Bearings are available in Standard through .040 under size. Standard journal size is 1.9990/1.9985". U.S.A.