fender tag
Using MyMopar, this is what I got.
VH23:
Plymouth Valiant,Duster
High
2 Door Hardtop
C6F: Special Order 6 CYL
Newark, DE, USA
125990: Sequence number
E24: 225 cid 1 barrel 6 Cylinder 145hp
D31: A904 3-Speed Auto Trans.
MU3: Exterior Color
E2L3: Trim - Unknown, Vinyl Bench Seat, Parchment
000: Full Door Panels
A20: Build Date: October 20
099533: Order number
V1L: Full Vinyl Top, Champagne
U: USA Specifications
G52: Unknown
J52: Inside Hood Release
L31: Hood/Fender Mounted Turn Signals
M21: Roof drip rail moldings
M38: Decklid Finish Panel Moldings
N65: 7 Blade Torque Drive Fan
22: Unknown
END: End of Sales Codes