Were there any infocom games...

[Synoptic]

Using version 5 or 6 of Z-machine that the altair could run ?
Zork uses version 3 and I have an homebrew game that was writtent for the version 5 or 6 of Z-machine. I would like to borrow the .COM (interpreter) of a V5 or V6 games to play the homebrew one on the altair.