Long 5/8″ Rocker Shaft: 2.900″ Center to Center bolt holes, 3.450″ oal with 5/16″ holes. For AJ Olds various models, must confirm application. (each)

Muscle Head Hemi Intake Rocker Shaft, with 5/16″ bolt holes. Reid .XXX” thick wall 4130 Steel, incl oil plugs. XX-X/X” oal. For MH Stg IV with individual rocker stands. Not for MH Stg IV with rocker girdles. (each)