Engines and Components› Camshafts and Valvetrain
Mr. Gasket
Rocker Arm Nuts with Locks Fits Small Block Chevrolet 283-400, Pontiac 326/400/455, Ford 289/302/351W with aluminum Rocker Arms Mr Gasket
SKU: M00S 923G
Beginner — under 30 min
Description
Part #: 923G
Designed to keep the rocker arms positively locked for precise and critical valve train adjustments. Manufactured from quality grade steel, then heat-treated for extra strength and plated with a durable finish.Kits include 16 rocker arm nuts with socket head set screws and one hex key wrench.(16) Rocker Arm Nuts w/ Locks 3/8 Inch-24 ThreadsShank O.D. .540 InchIncludes Locks and Hex WrenchDetails:Emission Code: 5Finish: ZincMaterial: SteelQuantity Per Pkg.: 16Warranty: Manufacturer's Limited 90 Day Warranty
Features:
- (16) Rocker Arm Nuts w/ Locks 3/8"-24 Threads
- Shank O.D. .540"
- Includes Locks and Hex Wrench
Fits Small Block Chevrolet 283-400, Pontiac 326/400/455, Ford 289/302/351W with aluminum Rocker Arms
MIA's Description
Fitment
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Specifications
| Brand | Mr. Gasket |
| Part Number | M00S 923G |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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