COMP Cams Poly Lock 7/16in Magnum - 4603-1

Tapered for extra strength in locking points, our Magnum polylock is 1.300" tall with a .665" diameter for use with 7/16" stud rockers.CatalogUser 1

COMP Cams Poly Lock 3/8in Magnum - 4602-16

Tapered for extra strength in locking points, our Magnum polylocks are 1.300" tall with a .612" diameter for use with 3/8" stud rockers.CatalogUser 1

COMP Cams Poly Lock 3/8in Magnum - 4602-1

Tapered for extra strength in locking points, our Magnum polylock is 1.300" tall with a .612" diameter for use with 3/8" stud rockers.CatalogUser 1

COMP Cams Poly Locks 3/8 Hi-Tech - 4601-16

The best polylock for high end race applications, these Hi-Tech polylocks are designed for 3/8" Ultra Pro Magnum and Ultra Pro Magnum XD rockers.CatalogUser 1

COMP Cams Poly Lock 3/8 Hi-Tech - 4601-1

The best polylock for high end race applications, this Hi-Tech polylock is designed for 3/8" Ultra Pro Magnum and Ultra Pro Magnum XD rockers.CatalogUser 1

COMP Cams Poly Locks 7/16 Hi Tech - 4600-8

COMP Cams Poly Locks 7/16 Hi TechUser 1

COMP Cams Poly Locks 7/16 Hi-Tech - 4600-16

The best polylock for high end race applications, these Hi-Tech polylocks are designed for 7/16" Ultra Pro Magnum and Ultra Pro Magnum XD rockers.CatalogUser 1

COMP Cams Poly Lock 7/16 Hi-Tech - 4600-1

The best polylock for high end race applications, this Hi-Tech polylock is designed for 7/16" Ultra Pro Magnum and Ultra Pro Magnum XD rockers.CatalogUser 1

COMP Cams Rocker Arm Shaft Stud Kit - Dodge Gen III HEMI - 4589-KIT

This rocker stud and nut assembly allows for improved clamping load, adding up to a more rigid, stable and high revving valve train assembly. Additionally, it saves the threads in aluminum cylinder...

COMP Cams Rocker Arm Stud Kit - GM LS7/LT - 4587-KIT

By tying pairs of rocker arms together, COMP Cams has found a way to improve valve train dynamics, increase valve train stiffness and reduce deflection. The use of a tri-layer bushing instead of...

COMP Cams Studs 1/2in Hi-Tech Set - 4543-16

With a 7/16" base thread and a 1/2" rocker thread, the Hi-Tech stud features rolled threads for maximum contact and a ground-flat top for accurate valve adjustment. This stud set has a 1.900"...

COMP Cams Stud 1/2in Hi-Tech Single - 4543-1

With a 7/16" base thread and a 1/2" rocker thread, the Hi-Tech stud features rolled threads for maximum contact and a ground-flat top for accurate valve adjustment. This stud has a 1.900" effective...