| File | Document Number | Revision | Title |
| L04-01 | A | Superior PMA replacement Piston Ring gap information for Lycoming engines with choked steel or nitri |
|
| L05-01 | A | Superior PMA replacement Piston Ring gap information for Lycoming engines with straight (no choke) s |
|
| L05-09 | B | Superior PMA replacement Piston Ring gap information for Teledyne Continental engines with steel or |
