1. Rocker Arms & Parts Engines Components For Sale
  2. sku: 14760842579065853
  3. ACDELCO ADVANTAGE 12742407

ACDELCO ADVANTAGE 12742407 Engine Rocker Arm Shaft

12742407 Acdelco Advantage Engine Rocker Arm Shaft Support

( Brand: Acdelco Advantage ), ( Manufacturer Part Number: 12742407 ), ( Part Type: Engine Arm Shaft ), ( Manufacturer Warranty: 1 Year )

Review ACDELCO ADVANTAGE Engine Rocker Arm Shaft Support

ACDelco Advantage 12742407 Engine Rocker Arm Shaft

The ACDelco Advantage 12742407 engine rocker arm shaft is a critical component in the proper functioning of your engine's valvetrain system. This part is specifically designed to fit and perform optimally in select applications of GM vehicles.

This rocker arm shaft is meticulously manufactured to meet OE specifications for precision fitment and superior performance. Crafted from durable materials, it is engineered to withstand the rigors of daily driving while providing the smooth and consistent operation that your engine deserves.

The ACDelco Advantage 12742407 engine rocker arm shaft features a robust design that includes a polished finish, ensuring both aesthetic appeal and corrosion resistance. The polished surface helps to minimize friction between the rocker arms and the shaft, contributing to a quieter operation and improved engine performance.

One of the key benefits of this rocker arm shaft is its ability to restore power and efficiency to your engine. Worn or damaged components in the valvetrain system can cause a significant loss in power and fuel efficiency. By replacing the old rocker arm shaft with a new, OE-quality ACDelco Advantage part, you can help restore the engine's performance to its original specifications.

Installation of the ACDelco Advantage 12742407 engine rocker arm shaft is relatively straightforward and can typically be completed in a home garage with basic hand tools. However, if you are not confident in your ability to perform the installation yourself, it is always recommended to consult a professional mechanic for peace of mind.

By choosing the ACDelco Advantage 12742407 engine rocker arm shaft, you are investing in a high-quality, reliable, and durable replacement part designed specifically for your GM vehicle. With its exacting fitment, superior performance, and robust design, this part is the smart choice for maintaining the health and longevity of your engine.

A Detailed Analysis of buying a ACDelco Advantage 12742407 Engine Rocker Arm Shaft

The ACDelco Advantage 12742407 engine rocker arm shaft is a crucial component in maintaining the optimal performance of your vehicle's engine. Replacing a worn-out or damaged rocker arm shaft can significantly improve engine efficiency and prevent potential engine damage. In this analysis, we will discuss the advantages and disadvantages of purchasing a ACDelco Advantage 12742407 engine rocker arm shaft.

Advantages:

1. High-quality and durability: ACDelco is a well-respected brand in the automotive industry, known for producing high-quality aftermarket parts. The Advantage 12742407 engine rocker arm shaft is engineered to meet or exceed OE specifications, ensuring reliable and long-lasting performance.

2. Improved engine performance: A worn-out or damaged rocker arm shaft can cause engine misfires, rough idling, and loss of power. Replacing the faulty component with a new ACDelco Advantage 12742407 engine rocker arm shaft can help restore engine performance and efficiency.

3. Cost-effective: Compared to OE (original equipment) parts, aftermarket options like the ACDelco Advantage 12742407 engine rocker arm shaft are often more affordable. This can help save consumers money, especially for vehicles with high repair costs.

4. Easy installation: The ACDelco Advantage 12742407 engine rocker arm shaft is designed to fit and function like the original OE part. This makes the installation process straightforward, saving time and effort for DIY enthusiasts or professional mechanics.

Disadvantages:

1. Availability: Depending on the specific make and model of your vehicle, the ACDelco Advantage 12742407 engine rocker arm shaft may not always be readily available at local auto parts stores or online retailers. You may need to order it online or contact a specialty parts supplier to ensure availability.

2. Quality concerns: While ACDelco is a reputable brand, there have been isolated cases of customers receiving defective or low-quality parts. To mitigate this risk, it's essential to double-check the part number and cross-reference the product with reliable sources before making a purchase.

3. Installation complexity: Although the installation process is generally straightforward, some vehicles may require additional steps or specialized tools to replace the engine rocker arm shaft. Consult your vehicle's repair manual or consult a professional mechanic if you're unsure about the installation process.

Conclusion:

The ACDelco Advantage 12742407 engine rocker arm shaft offers several advantages, including high-quality construction, improved engine performance, cost-effectiveness, and easy installation. However, potential disadvantages include availability, quality concerns, and installation complexity.

If you're confident in your ability to identify the correct part number for your vehicle and perform the installation safely and effectively, the ACDelco Advantage 12742407 engine rocker arm shaft is an excellent choice for restoring engine performance and efficiency. Just be sure to double-check the part number and availability before making a purchase.

Recommendation:

If you're not confident in your ability to identify the correct part number or perform the installation, we recommend consulting a professional mechanic or using a reputable parts supplier to ensure a successful repair. While the cost may be slightly higher, the peace of mind and assurance of a properly installed and functioning component are worth the investment.

Details:

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part #: 12742407 price

  • $79.78

specifications rockeareng:

  • brand: Acdelco Advantage
  • mpn: 12742407
  • part type: Engine Arm Shaft
  • manufacturer warranty: 1 Year

seller rockeareng:

  • city: Garland, Texas
  • # reviews: 19119
  • rating: 99.2%

returns rockeareng:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

payments rockeareng:

  • wallet: Apple-pay
  • other
  • credit card: Diners-club

offer rockeareng:

  • sold: 0
  • availability: In Stock
  • started: May 15, 2026
  • options: Ship-to-home
  • quantity: 5

general rockeareng:

  • Engines Engine Parts > Valvetrain Components > Rocker Arms Parts
  • condition: New

shipping rockeareng:

  • service: Standard
  • type: Fixed
  • transit: 19-29 Days
  • cost: $0.00
  • class: Standard
part type: engine arm shaft, manufacturer warranty: 1 year,
category: auto parts > engines engine parts > valvetrain components > rocker arms parts, sku: 14760842579065853,
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