Big block sqaure port single #291 head & Ovals
 

Single square port head casting number 3964291 dated C-16-72 with bronze guides, screw in studs and guide plates only. Head was cleaned and magged and has been milled on the bottom $300. 1970 3964290 cleaned and magged and in great original condition with screw in studs and guide plates only dated C-17-70 and C-19-70 $400. 1968 3917215 cleaned and magged with screw in studs and guide plates only dated K-2-7 and L-19-7 $350. 1965 single 3856206 complete dated G-3-5 $150. 1966 3872702 complete dated D-1-6 $200. 330-770-2517