Ground Up Chevelle Parts    Chevelle Glass | El Camino Glass

Decoding your LOF (Libby, Owens, Ford) glass.

Codes are two letter such as YZ (month/year) where "Y" is October and "Z" is 1967

Month CodesYear Codes
N ~ Jan
X ~ Feb
L ~ Mar
G ~ Apr
J ~ May
I ~ Jun
U ~ Jul
T ~ Aug
A ~ Sep
Y ~ Oct
C ~ Nov
V ~ Dec
 
C ~ 1963/1976
G ~ 1964/1977 - Toledo, OH
J ~ 1965/1978 - Ottawa, IL
A ~ 1966/1979 - Rossford, OH
Z ~ 1967/1980 - Ottawa, IL
X ~ 1968/1981 - Lathrop, CA
V ~ 1969/1982 - Breckenridge, PA
T ~ 1970/1983
N ~ 1971/1984
Y ~ 1972/1985

Other information found on the glass may include:
* Shaded Soft-Ray - If the glass is tinted
* AS - American Standards Association
* AS-1 - The -1 indicates windshield glass (Laminated)
* AS-2 - The -2 indicates body glass (Tempered)
* M3 - LOF manufacturing code for non-tinted windshield
* M4 - LOF manufacturing code for tinted windshield
* M51 - LOF manufacturing code for body glass

Ground Up Chevelle Parts    Chevelle Glass | El Camino Glass