Author Topic: head swap?  (Read 390 times)

0 Members and 1 Guest are viewing this topic.

Offline 1976bober

  • Member
  • **
  • Posts: 197
head swap?
« on: August 03, 2011, 10:14:02 AM »
Would #670 heads 1967, Do anything to increase h.p. or would they even work on my 76 350 f/bird?