« Reply #9 on: March 27, 2016, 10:44:21 PM »
Typically the bottom line on a York data plate indicate the month and the year of manufacture, in your case April, of 1967. That is according to information on ID for York compressors.
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John Murphy
1965 "K" GT fastback Honey Gold exterior, Ivy Green and White Pony interior, many options
1966 Conv., high option, removeable hardtop, thermactor "C" engine, AC, Springtime Yellow exterior, Black Pony interior
1968 California Special, "J" code, ,many options, white with red interior