340 ballance

Your engine decodes as this:

E=1969
W=Windsor plant
340=engine displacement
P= secondary code for plant information
261=this should be a 4 digit code for the build sequence for that day
162=is the build date.Double check the dates and post back as a example is:10 16 /october 16 1968,7 11=july 11 1969

Mrmopartech