For 1954 GMC PM250 24 Rocker Arm Shaft End Plug Dorman 17274CJFG 4.1L 6 Cyl

For 1954 GMC PM250 24 Rocker Arm Shaft End Plug Dorman 95658THDF 4.1L 6 Cyl

For 1966 GMC 2500 Rocker Arm Shaft End Plug Dorman 18413FXGC 4.1L 6 Cyl

For 1947 GMC FC283 Rocker Arm Shaft End Plug Dorman 25655TRCV 3.7L 6 Cyl

For 1951 GMC P252 Rocker Arm Shaft End Plug Dorman 25514ZVGM 3.7L 6 Cyl

For 1947 GMC FC283 Rocker Arm Shaft End Plug Dorman 25952PSKK 3.7L 6 Cyl

For 1966 GMC I3500 Rocker Arm Shaft End Plug Dorman 77448XJQN 4.1L 6 Cyl

For 1946 GMC EC350 Rocker Arm Shaft End Plug Dorman 32692XHQB 3.7L 6 Cyl