Are you sure it's a rod knock? A bad injector will cause a really loud knocking sound too.
If it is a rod knock you'll need a complete bottom end rebuild. = $$$$
Originally Posted by phaux
I am about to buy a 94 F250 7.3l turbo diesel off of a guy for really cheap. The only problem with it is it has a rod knock. When replacing the main bearing is there anything else I should chang/check? Also what's a good place to get rebuild kits?