Commonly referred to as the VIN NUMBER, this series of numbers and letters is stamped on a plate attached to the left front door hinge pillar. Also stamped on the top surface of the engine block forward of the valve cover on the left side.

FIRST DIGIT : Identifies the series

SERIES
Special Special Deluxe Skylark LeSabre Invicta Electra Electra 225	1 2 3 4 6 7 8

SECOND DIGIT : Identifies the model year (H = 1961)

THIRD DIGIT : Identifies the assembly plant

ASSEMBLY PLANT
Flint, MI South Gate, CA Linden, NJ Kansas City, KS Wilmington, DE Atlanta, GA Arlinton, TX	1 2 3 4 5 6 8

LAST 6 DIGITS : Represent the basic production numbers. Starting number 001001/up