I don't understand where this f**kwitt belief that BAM anything is any good has come from.
BAM engines are nothing special, in any way what so ever

they're just the same as APY, APX, and AMK engines aside from a few silly little ancillaries.
All of which are sh!t compared to the mighty AGU

Forged rods, preferable 20mm pins, and preferably 9.5:1 pistons not 9:1's. It's the way forward....