Hi Everybody. I have been searching for the NJ Emission requirements by vehicle year and I finally found the entire document. These are the requirements for LDGV ,Light Duty Gas Vehicles ,Cars. I copied the entire document in Adobe acrobat if anyone needs it. Here is a link to the page
Model Year CO
(% by volume)
HC
(ppm as hexane)
Pre-1968 8.5 1400
1968-1970 8.5 1200
1971-1974 6.0 700
1975-1978 4.0 500
1979 & Later 3.0 300
http://www.state.nj.us/dep/aqm/Sub15v2002-12-26.pdf