1. Engine Rocker & Valve Covers Items
  2. sku: 13618486010834813
  3. COBRA TEK HZ-4138-C

COBRA-TEK HZ-4138-C Valve Cover Wing Nuts Tall Studs 4X 3-1/2 5/16-18

fits make: Chevy, Ford, Pontiac.

Hz-4138-c Cobra-tek 4x Chrome Valve Cover Wing Nuts 3-1/2 Inch Tall 5/16-18 Studs For Chevy Ford Pontiac

( Brand: Cobra-tek ), ( Manufacturer Part Number: HZ-4138-C ), ( Type: Wing Nut For Valve Covers ), ( Manufacturer Warranty: 1 Month ), ( Color: Silver ), ( Vintage Part: No ), ( Country Of Origin: China ), ( Performance Part: Yes )

Review COBRA TEK 4x Chrome Valve Cover Wing Nuts 3-1/2 Inch Tall 5/16-18 Studs For Chevy Ford Pontiac

Introducing the Cobra-Tek HZ-4138-C 4x Valve Cover Wing Nuts, an essential upgrade for your Chevy, Ford, or Pontiac engine. These wing nuts are designed to securely hold your valve covers in place, providing an enhanced look and improved functionality.

The wing nuts stand tall at 3-1/2 inches, ensuring a secure grip even in hard-to-reach areas. Each nut is equipped with 5/16-18 studs that are specifically engineered for use in American-made vehicles, providing a reliable and precise fit. The thread pitch is optimized for a snug and secure connection to the valve cover bolts, eliminating the risk of loosening over time.

Made from high-quality materials, these wing nuts boast a durable and long-lasting construction. Their sleek and modern design adds a touch of style to your engine compartment, making them a popular choice among car enthusiasts. The wing nuts are also easy to install, requiring no special tools or extensive mechanical knowledge.

These Cobra-Tek Valve Cover Wing Nuts are an excellent investment for anyone looking to enhance the appearance and performance of their engine. The tall design ensures a secure fit, while the 5/16-18 studs provide a reliable connection to the valve covers. Upgrade your engine today with these premium wing nuts from Cobra-Tek.

The Cobra-Tek HZ-4138-C 4x Valve Cover Wing Nuts with 3-1/2 tall 5/16-18 studs are designed for use on Chevy, Ford, and Pontiac engines. These wing nuts provide an alternative to the standard flat head screws or bolts used to secure valve covers. Here are some potential pros and cons of purchasing these wing nuts:

Pros:

1. Easy to Install: Wing nuts can be tightened or loosened with a wrench or your fingers, making the installation process simpler compared to traditional bolts or screws.

2. Secure Fit: The longer studs on these wing nuts increase the clamping force on the valve cover, providing a more secure fit that may help prevent leaks.

3. Custom Look: The unique design of wing nuts can add a custom or performance appearance to your engine compartment.

Cons:

1. Additional Cost: Wing nuts are typically more expensive than traditional bolts or screws, making them a more costly option for those looking to save money.

2. Potential for Damage: The extended length of the studs and the wing nut design may make them more susceptible to damage during installation or removal, particularly if not handled carefully.

3. Limited Availability: While these wing nuts are designed for use on various engines, they may not be as widely available as traditional bolts or screws, which could make sourcing them more difficult.

Ending Conclusion:

The Cobra-Tek HZ-4138-C 4x Valve Cover Wing Nuts with 3-1/2 tall 5/16-18 studs offer a unique appearance and potentially improved clamping force. However, they come at an additional cost, and their longer studs may increase the risk of damage during installation or removal. Ultimately, the decision to purchase these wing nuts depends on your personal preference for appearance, the importance of a secure fit, and your budget.

Recommendation:

If you are looking to improve the appearance of your engine compartment and are willing to pay a premium for the convenience of wing nuts, then these Cobra-Tek valve cover wing nuts could be a good choice for you. However, if you prioritize cost savings or are concerned about the potential for damage, you may want to consider sticking with traditional bolts or screws.

Details:

Specifications: Brand: CFR Performance. Style: Y-Top Wing Nut. Corrosion-resistant finish. Fits valve covers using 5/16 18 studs.

Classic Y-top wing nut design. Finish: Chrome. Benefits: Provides secure valve cover retention. Designed for use with valve covers utilizing 5/16 18 studs on select Ford and Pontiac V8 engines.

CFR Performance Chrome 2-Piece Valve Cover Wing Nut Set Fits Ford FE, 429/460 Pontiac V8. Easy installation and removal. Verify thread size and clearance before purchasing. Perfect for restorations, hot rods, street machines, and custom engine builds.

Features: Durable chrome-plated finish. Enhance your engine with this CFR Performance Chrome 2-Piece Wing Nut Set. Featuring a classic Y-top design and bright chrome finish, these wing nuts provide secure valve cover fastening while offering easy removal for maintenance tuning. Ideal for restoration and performance builds.

The durable two-piece construction delivers both and functionality for restoration performance applications. Allows quick valve cover removal for maintenance. Durable construction for long-lasting performance and appearance. Bright chrome finish adds classic muscle car styling.

Construction: Two-Piece.

part #: hz4138 price

  • $11.37

specifications rockercove:

  • for makes: Chevy, Ford, Pontiac
  • brand: Cobra-tek
  • mpn: Hz-4138-c
  • type: Wing Nut For Valve Covers
  • manufacturer warranty: 1 Month
  • color: Silver
  • vintage part: No
  • country of origin: China
  • performance part: Yes

payments rockercove:

  • wallet: Google-pay
  • other
  • credit card: Mastercard

offer rockercove:

  • options: Ship-to-home
  • best offers: True
  • sold: 0
  • started: June 10, 2026
  • availability: In Stock

shipping rockercove:

  • type: Fixed
  • service: USPS Ground Advantage, USPS Priority Mail
  • transit: 2-5 Days
  • cost: $0.00
  • class: Standard, Expedited
  • carrier: USPS

general rockercove:

  • Engines Engine Parts > Valvetrain Components > Rocker Valve Covers
  • condition: New

seller rockercove:

  • # reviews: 69987
  • city: Chino,CA
  • rating: 99.8%

returns rockercove:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller
for makes: chevy, ford, pontiac, type: wing nut for valve covers, manufacturer warranty: 1 month, vintage part: no, country of origin: china, performance part: yes,
category: auto parts > engines engine parts > valvetrain components > rocker valve covers, color: silver, sku: 13618486010834813,

Cobra-tek HZ-4138 Is Similar To:

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1 offer $11.37 USD
  • Offer #1: $11.37 price + $0.00 shipping estimate = $11.37* total. 1958-UP Ford 332-352, 390-406-427-429-460. Thread size: 5/16"-18 x 1" studs.FREE SHIPPING

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