Screw-In Rocker Stud – 7/16″ – Big-Block Style


  • 7/16″ Big Block style V8 rocker stud
  • Improves valvetrain stability in racing engines
  • Fits any Small-Block V-8 or 90° V-6 cylinder head machined for screw-in studs
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SKU: 3921912 Categories: ,

Screw-In Rocker Stud

P/N 3921912

– Beefy 7/16″ Big-Block style V-8 rocker studs
– Improve valvetrain stability of any Small-Block V-8 or 90° V-6 racing engine by minimizing rocker stud flex
– Fits any Small-Block V-8 or 90° V-6 cylinder head machined for screw-in studs

Note: Requires rocker arm for 7/16″ stud.


Screw-In Rocker Stud, Big-Block Style

3921912 Chevrolet Rocker Arm Components


When it comes to building the Small-Block engine for the project vehicle of your dreams, you don’t want to sacrifice performance or durability ヨ and that’s why you should trust Chevrolet Performance. They’ve been designing, testing and manufacturing Small-Block parts since 1955. Their engineers know what it takes to offer the finestquality parts for your Chevy.

Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to