This is a pair of 1967 427 square port heads, casting 3904391 the dates are J-10-6 and 20-6 This head don't have the month on the date code. They are all done ready to bolt on, new springs and locks, they have been all checked for cracks, will take 3000. also selling set of 66 square ports, 3873858 the dates are I-1-5 the other one is I-4-5 they are all done also. Will take 3000. Call 352-216-2273
