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.
COMP Cams Magnum Polylocks are best for moderate lift and spring pressure applications.
COMP Cams Magnum Polylocks for 3/8" Studs
Magnum Polylock Set for 3/8" Rocker Stud
Engine Rocker Arm Adjusting Screw
COMP Cams Poly Lock 3/8in Magnum
For 3/8" Studs; .612" Diameter
Poly Lock, 3/8" Magnum
RockerArm Adjt Screw
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