Sure Lock Rocker Arm Nuts

For Use w/ Stock Rocker Arms: Fits: Small Block Chevy 283-400, Pontiac 326/400/455, Ford 289/302/351W.

PART# 920G

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These are high quality nuts with allen set screws to provide you with that positive lock needed for Race or OEM Rocker Arms.


  • They Are Zinc Dichromate Plated Steel
  • They Have Black Oxide Coated Set Screws
  • Keeps Rocker Arms Positively Locked
  • (16) Rocker Arm Nuts w/ Locks 3/8"-24 Threads
  • Includes Locks and Hex Wrench
  • Shank O.D. .603"


BrandMr. Gasket
Emission Code1
EngineChevrolet Small Block Gen I
Ford Small Block Windsor
Pontiac V8
Product TypeEngine Dress Up Kits
Quantity Per Pkg.16
WarrantyLimited 1 Year Warranty
Part Number920G


This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
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      *Free Shipping & Handling only offered to the contiguous US on orders over $100.

      Some parts are not legal for use in California or other states with similar regulations.

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