I show 8322 as a 1994 Epic, Maybe it's really 91 EVH 6322? If so, here's the details:
Top: Walnut
Body: Maple
Neck: 3 piece Maple 32 medium scale
Fingerboard: Ebony with pearloid ovals
Body shape: Edwin (version not recorded)
Body carving: tummy cut and extended round elbow cut
Pickups: 2 AXY
Electronics: volume, pan, filter x2, 3-position Q switch x2
Hardware: Brass with bridgeblcok
Tuners: Gold Schaller
Finish: Clear gloss polyester, Edwin signature decal
Birthday: January 22, 1991
Originally sold to: WILS
Hope my guess was right on the serial number, if not, let me know the corrected number when you get the bass later this week.