and they are all drop forged steel. I do know the engine they came out of had an approximate bore of 3.75 inch (with a ruler) but that's all of the information the fellow had. I'm guessing it was closer to 3.8 and it was a 308 but there is no way to know for sure without a casting number.
Last edited by Armond, II#298; 05/28/18 09:04 AM.