A previous post talked about oiling issues. I have a couple stock 5.7 engines with spun bearings. I have not inspected. But for $100 they were a good deal. 05 5.7's.

71 Barracuda 383 4spd (500ci)
69 camaro 598, NOS
69 barracuda bbc procharger
77 t/a 6.0 turbo project
78 t/a 400
77 corvette
1983 hurst/olds
03 Viper
79 360 macho
71 demon 360
78 Warlock 5.7 hemi project