GM 12742275 Valve Cover

( Brand: Gm ), ( Manufacturer Part Number: 12742275 ), ( Part Type: Valve Cover ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 6 On The Diagram Is Included )

Review GM Genuine Valve Cover

GM OEM Valve Cover (12742275)

The GM OEM Valve Cover (12742275) is a critical engine component designed to protect the valves and valve train from engine fluids during operation. This valve cover is engineered specifically for select GM vehicles, ensuring a precise fit and optimal engine performance.

Manufactured using high-quality materials, this valve cover is designed to withstand the extreme conditions of the engine compartment. The cover features a robust design with a textured finish that not only enhances its appearance but also aids in preventing oil splashes and ensuring a secure seal.

The valve cover includes a breather system, which helps regulate the flow of crankcase gases and maintain proper engine vacuum. It also features a drain plug, allowing for easy oil changes and routine maintenance.

This GM OEM Valve Cover (12742275) is designed to meet or exceed the original equipment specifications. By using this genuine GM part, you can be assured of a reliable and long-lasting solution for your vehicle, avoiding the potential issues that may arise from aftermarket alternatives.

In summary, the GM OEM Valve Cover (12742275) is an essential component for maintaining the performance and longevity of your engine. With its robust design, reliable materials, and easy maintenance features, this valve cover is an investment in the continued health and reliability of your vehicle.

Buying a GM part number 12742275 valve cover involves weighing the potential benefits against the possible drawbacks. Here are some pros and cons to consider:

1. OEM (Original Equipment Manufacturer) Part: This valve cover is a direct replacement from General Motors, ensuring a perfect fit and finish.

2. Improved Sealing: A new valve cover can help prevent oil leaks and improve engine performance by providing a better seal.

3. Potential Engine Protection: A leaking valve cover can lead to oil loss and potential engine damage. Replacing it can help prevent these issues.

4. Peace of Mind: Installing a new OEM part can provide peace of mind, knowing that the engine component is in good working condition.

1. Cost: Buying a new OEM part like the GM 12742275 valve cover can be expensive compared to aftermarket alternatives.

2. Availability: Depending on the specific model and year of the vehicle, the part may not be readily available at local auto parts stores, requiring an order from a distributor.

3. Installation Time: Replacing a valve cover involves removing the old one, which can take some time and effort.

4. Labor Costs: If you're not comfortable performing the installation yourself, you'll need to pay for professional labor.

In conclusion, the decision to buy the GM 12742275 valve cover depends on your priorities and budget. If you value the peace of mind and perfect fit that comes with an OEM part, and you're experiencing oil leaks or other engine issues, then replacing the valve cover may be a worthwhile investment. However, if cost is a concern, you may want to consider aftermarket alternatives or delay the replacement until it's absolutely necessary. Ultimately, it's essential to weigh the pros and cons carefully before making a decision.

If you decide to proceed with purchasing the GM 12742275 valve cover, make sure to order it from a reputable parts supplier to ensure authenticity and quality. Additionally, consider having it installed by a professional mechanic to ensure proper installation and prevent any potential complications.

Details:

High-value items are usually sent with signature-delivery requirements. Parts and prices listed on our site are based off GM pricing.

part #: 12742275 prices

• $317.21-$426.16

specifications rockercove:

• brand: Gm
• mpn: 12742275
• part type: Valve Cover
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 6 On The Diagram Is Included

seller rockercove:

• city: Tomball, Texas
• # reviews: 1827
• rating: 99.8%

payments rockercove:

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

shipping rockercove:

• transit: 3-7 Days
• type: Fixed
• service: Standard, Expedited, Overnight
• class: Standard, Expedited, One-day
• cost: $20.58

offer rockercove:

• started: October 1, 2025
• sold: 0
• quantity: 1
• options: Ship-to-home
• availability: In Stock

general rockercove:

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

returns rockercove:

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

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