BUICK 1246055 Timing Chain Cover

( Manufacturer Part Number: 1246055 ), ( Part Type: Timing Cover Chain )

Review BUICK And Timing Chain Cover fits 400 430 455

The Buick 1246055 Timing Chain Cover is an essential component of your Buick engine, designed to house and protect the timing chain and its associated components. This cover is specifically engineered for Buick engines with applications ranging from 400 to 455 cubic inches.

The cover is manufactured using high-quality materials, primarily cast aluminum, which ensures durability and longevity. The smooth, polished finish not only enhances the aesthetic appeal of your engine but also provides a perfect seal to prevent oil leaks.

The timing chain cover features multiple mounting points to securely attach it to the engine block. These mounting points include bolts and gaskets, which help to maintain a tight seal and prevent oil loss. Additionally, the cover includes a drain plug at the bottom, making it convenient to drain the engine oil for routine maintenance.

The surface of the cover is engineered with cooling fins that help dissipate heat from the engine components. These fins not only improve the overall performance of the engine but also contribute to its longevity by preventing excessive heat build-up.

The Buick 1246055 Timing Chain Cover is a direct replacement for the original part and comes with all necessary hardware for installation. It is important to note that installation should be carried out by a qualified professional to ensure proper alignment and sealing of the timing chain.

In summary, the Buick 1246055 Timing Chain Cover is a crucial engine component that provides protection to the timing chain while also contributing to the engine's cooling and performance capabilities. Its high-quality construction, durable design, and easy installation make it an excellent choice for Buick engine owners seeking to maintain the optimal performance and longevity of their vehicles.

Buying the Buick 1246055 timing chain cover can be a consideration for those who own vehicles requiring this specific part. Here are some potential pros and cons that may help in making an informed decision:

1. OEM (Original Equipment Manufacturer) part: This timing chain cover is a direct replacement for the original one on your Buick vehicle. This means it's designed to fit perfectly and function as intended.

2. High-quality materials: Buick is a reputable brand known for producing durable parts. This timing chain cover is likely made from high-quality materials, ensuring longevity and reliability.

3. Reduces noise: A worn-out or damaged timing chain cover can cause noise in your engine. Replacing it with a new one can help reduce these unwanted sounds.

4. Maintains engine performance: A faulty timing chain cover can lead to engine misfires, poor performance, and even damage to other engine components. By replacing it, you're ensuring your engine runs smoothly and efficiently.

1. Cost: Replacing a timing chain cover can be an expensive repair, especially if you're opting for an OEM part like the Buick 1246055.

2. Labor costs: Installing the new timing chain cover yourself can be a challenging task, depending on your mechanical skills. If you're not confident in your abilities, you may need to pay for professional labor.

3. Potential for other issues: Replacing a worn-out timing chain cover doesn't guarantee other issues won't arise. The engine components are intricately connected, and addressing one problem may lead to discovering others.

The Buick 1246055 timing chain cover can be a worthwhile investment for those seeking a reliable and durable solution to replace a worn-out or damaged part. However, the cost and potential labor expenses should be carefully considered before making a purchase. If you're confident in your mechanical skills and have the necessary tools, installing the cover yourself could help offset some of the costs. Ultimately, the decision to buy this part depends on your budget, mechanical abilities, and the importance of having a new, high-quality timing chain cover for your Buick vehicle.

Details:

Accepting offers. One of the oil pump housing threaded holes has a crack along side, see pictures for details. Has pitting and corrosion in water ports inlet's. Used Buick 4 430, 455 Timing Chain Cover.

Water pump housing has two broken bolts that need to be extracted and all threads will a good cleaning.

part #: 1246055 prices

• $200.00-$400.00

specifications motoralph:

• for models: 400, 430, 455
• for makes: Buick
• mpn: 1246055
• part type: Timing Cover Chain

shipping motoralph:

• cost: $10.94
• carrier: USPS
• transit: 5-12 Days
• class: Standard
• service: USPS Ground Advantage
• type: Calculated

general motoralph:

• Motors > Parts Accessories > Other
• condition: Used

returns motoralph:

• policy: No Returns

seller motoralph:

• rating: 100.0%
• city: Maricopa, Arizona
• # reviews: 115

payments motoralph:

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

offer motoralph:

• best offers: True
• options: Ship-to-home
• availability: In Stock
• quantity: 1
• started: November 20, 2025
• sold: 0

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