3917215 67-69 396/427 Closed Chamber Heads Part # 3917215

67-69 396/427 Closed Chamber Heads Part # 3917215

67-69 396/427 Closed Chamber Heads Part # 3917215 These are closed chamber heads 109cc Came on 325, 350, 335, 385, 390, and 400Hp big blocks Dates on these heads are E88 and F58 or May 8th, 1968 and June 5th 1968 These are bear heads Location A16B