Magic Chef Furnace Age

I’m usually pretty good at this, but this one has me stumped.
M/N: EG6E80DC16-2 S/N: A 09219MHB

It looks like the original heating plant and the house was built around 1988-1989. It was manufactured under ANSI Z21.47-A1985.
Thanks

Dec 1987

bookmark www.hisearch.org it has most water heaters, furnaces, a/c

Wow, that’s a great site! This S/N is just as cryptic as Bradford White. Thank you so much!

your welcome Greg

Ever wonder why they do not just stamp the date on this stuff!