For classic (highly popular in the 1970s and 1980s), manufacturers stamped specific alphanumeric codes on the ignition cylinders and seat locks. Locksmiths utilize master lists to correlate these stamped codes to exact key cuts:
In the world of locksmithing and vintage motorcycle restoration, precise code ranges are vital for decoding and cutting keys without an original copy. [3101-3150]
The range has historically been utilized by regional railroads (such as the Richmond, Fredericksburg and Potomac Railroad, or RF&P) to categorize specific classes of freight boxcars. For classic (highly popular in the 1970s and