3964290 69-70 396/402/427/454 Closed Chamber Heads Part # 3964290

69-70 396/402/427/454 Closed Chamber Heads Part # 3964290

69-70 396/402/427/454 Closed Chamber Heads Part # 3964290 Dates on these heads are I289 and I289 or Sept. 28th, 1969 These heads only have the valves only in them. Location A16B