1. Commercial Truck Engine Cooling Offers
  2. sku: 8194839404267792
  3. PETERBILT 2578051

PETERBILT 2578051 Radiator Tank 387

fits make: Peterbilt. year: 2007.

3867583 Peterbilt 2578051 387 Radiator Overflow Tank

( Manufacturer Part Number: 2578051 ), ( Part Type: Radiator Tank ), ( Side: Left )

Review PETERBILT 387 Radiator Overflow Tank fits 2007

The Peterbilt 2578051 387 Radiator Tank is a crucial component of the cooling system in Peterbilt Class 8 trucks. This radiator tank is specifically designed to meet the demanding requirements of heavy-duty commercial applications.

Constructed from high-strength aluminum, this radiator tank offers superior durability and corrosion resistance. The aluminum material not only reduces the weight of the tank but also ensures efficient heat transfer, enabling the engine to maintain optimal operating temperatures.

The Peterbilt 387 radiator tank boasts a large 38-gallon capacity, ensuring an ample supply of coolant to keep the engine running efficiently in various operating conditions. The tank's design includes a sight gauge, which allows the driver to easily check the coolant level without having to open the radiator cap.

Additionally, this radiator tank features a pressurized cap, which helps maintain the optimal coolant pressure to ensure efficient cooling and prevent air from entering the cooling system. The cap also includes a temperature gauge, allowing the driver to monitor the coolant temperature at a glance.

The Peterbilt 2578051 387 Radiator Tank is designed to fit seamlessly into the existing cooling system of Peterbilt Class 8 trucks, ensuring a hassle-free installation process. The tank comes with all necessary mounting hardware, making it easy for professionals to install it in the field or at a shop.

In summary, the Peterbilt 2578051 387 Radiator Tank offers superior durability, efficient heat transfer, a large coolant capacity, and easy-to-check coolant levels. Its pressurized cap with a temperature gauge ensures optimal coolant pressure and temperature, resulting in efficient cooling and reliable engine performance.

The Peterbilt 2578051 387 radiator tank is a crucial component of the cooling system in Peterbilt trucks. Here are some pros and cons of purchasing this radiator tank.

Pros:

1. Durability: The Peterbilt 387 radiator tank is made of heavy-duty materials, ensuring long-lasting performance. It can withstand extreme temperatures and pressures, making it ideal for heavy-duty applications.

2. High Capacity: This radiator tank has a large capacity, which allows it to hold more coolant. This feature is beneficial in long-haul trucking applications where the engine generates a lot of heat.

3. Easy to Install: The radiator tank comes with clear installation instructions, making it easy to install. It also fits perfectly into the Peterbilt 387 chassis, minimizing the need for modifications.

4. OEM Quality: The Peterbilt 2578051 387 radiator tank is a genuine OEM part. Using an OEM part ensures that the cooling system functions optimally and maintains the truck's warranty.

Cons:

1. Cost: The Peterbilt 2578051 387 radiator tank is a premium product, and its price reflects its high-quality features. It may be more expensive than aftermarket alternatives.

2. Weight: The radiator tank is heavy due to its robust construction. This weight can add to the overall weight of the truck, which may affect fuel economy.

3. Limited Availability: The Peterbilt 2578051 387 radiator tank may not be readily available at all truck parts stores. It is essential to order it from an authorized Peterbilt dealer or parts supplier to ensure authenticity and availability.

Conclusion:

The Peterbilt 2578051 387 radiator tank is a high-quality, durable, and reliable component of the Peterbilt 387 cooling system. Its advantages include its long-lasting performance, large capacity, easy installation, and OEM quality. However, its high cost, weight, and limited availability may be drawbacks for some buyers. Ultimately, the decision to purchase the Peterbilt 2578051 387 radiator tank depends on the specific needs and budget of the buyer. If the truck is used for heavy-duty applications and reliability is a priority, then this radiator tank is an excellent investment.

Details:

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part #: 2578051 price

  • $234.38

specifications coenginecooling:

  • for makes: Peterbilt
  • for years: 2007
  • mpn: 2578051
  • part type: Radiator Tank
  • side: Left

general coenginecooling:

  • Commercial Truck Parts > Engine Cooling > Other Engine Cooling
  • condition: Used

returns coenginecooling:

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

payments coenginecooling:

  • other
  • credit card: Discover
  • wallet: Apple-pay

offer coenginecooling:

  • sold: 0
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • started: November 14, 2025

seller coenginecooling:

  • city: Athens, GA
  • rating: 98.0%
  • # reviews: 8380

shipping coenginecooling:

  • carrier: UPS
  • service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air
  • cost: $0.00
  • transit: 3-5 Days
  • class: Standard, Expedited, One-day
  • type: Fixed
for makes: peterbilt, for years: 2007, part type: radiator tank, side: left,
manufacturer: peterbilt, category: auto parts > commercial truck parts > engine cooling, sku: 8194839404267792,
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