Yes, AKA, Chevy rod size in this case. NASCAR set forth a must be obeyed law that you must use ..... and there is a ton of Chevy stuff listed. I'm not really big on it and what it includes. But there is a bennifit to this. You can get the "Gerneric rod in MoPar widths. These rods also come in various lengths.
Yes. But there made that way. Not modified.
