1969-70 3964291 Square Port Heads
 

I have three sets of these 3964291 heads for sale. First set is rebuilt with a couple of hours run time on them dated F-8-9 and F-19-9 $1500. Second set is freshly rebuilt not run dated I-10-9 and J-30-9 $1600. Last set is bare and has been cleaned and magged dated F-12-70 $1200. All three sets are stock with no porting and have stock size valves. 330-770-2517