You want to preserve THE ONLY 100% PURE and 100% PRISTINE EXISTING versions of The Evil Dead (1981) ???
There are The THX APPROVED and CERTIFIED Widescreen and Full-Frame DEFINITIVE versions included EXCLUSIVELY in The ULTIMATE Edition DVD.
THE ULTIMATE PRINT.
THE SUPREME TRANSFER.
You will NEVER get ANYTHING BETTER than that, because NOTHING BETTER EXISTS.
(stop your lies, goodbye, scammers)