5/16″ x 2.225″ Stud, for Stg III 4.9 & 5.0 Stg II + III P-S Rkr Girdle. Must confirm stud length with customer: 2.225″ 06G-106 or 2.700″ = 06D-100 (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)