NOS 1955 Pontiac Threaded Rocker Arm Stud +Oil Dorman 693-008 3/8-24 7/16-14 2.5

Rocker Arm Stud High Performance Series 7/16-14 in Base 3/8-24 in Top 1.895"L 2x

TRW 44047K Engine Rocker Arm For 1957-1967 Pontiac 326 389 421

1956-1960 Pontiac V8 Cylinder Head Rocker Stud w/ Oiling Hole 7/16-14 x 5/16-24

Edelbrock Roller Rocker Arm 3/8" Stud Set 289/ 302/ 351W

Edelbrock Rocker Arm Stud 8599; Screw-In Studs 3/8-24 Black w/Hex, 16pcs

Edelbrock Engine Rocker Arm Stud 8590;

(2) Sealed Power R-848 Rocker Arms - 1957-67 Pontiac 326 347 389 396 400 421 V8