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  3. OE QUALITY 4948142

OE QUALITY 4948142 Water Cooling Pump Qsb Engine 5.9 5266001 5268375

fits model: Cummins.

5268375 Oe Quality 4948142 New Water Cooling Pump Fits For Cummins Qsb 5.9 Engine 5266001

( Brand: Oe Quality ), ( Manufacturer Part Number: 4948142 ), ( Surface Finish: Yes ), ( Type: Water Cooling Pump ), ( Fitment Type: Direct Replacement )

Review OE QUALITY New Water Cooling Pump Fits For Qsb 5.9 Engine fits CUMMINS

Introducing the 4948142 water cooling pump specifically designed for Cummins QSB 5.9 engines with part number 5266001. This premium water pump is an essential component of your engine cooling system, ensuring optimal engine performance and longevity.

The 4948142 water pump is meticulously engineered to meet the unique demands of Cummins QSB 5.9 engines. Its robust design incorporates a heavy-duty impeller, designed to deliver consistent water flow and maintain efficient cooling. The impeller boasts a larger diameter than OEM pumps, which translates to increased cooling capacity and superior engine protection.

The pump housing is constructed from high-quality materials, such as cast iron, to provide unrivaled durability and resistance to the rigors of commercial and industrial applications. Its precision-machined internal components ensure a perfect seal, minimizing leaks and reducing the risk of engine damage.

The 4948142 water pump also features an improved pressure relief valve system. This system allows excess pressure to be released, preventing damage to the engine and cooling system components. The valve is designed to open and close smoothly, ensuring consistent cooling performance.

Additionally, this water pump comes with a new, upgraded belt drive system. This system utilizes a high-tensile belt and reinforced pulleys, resulting in improved belt life and reduced wear on the pump and engine components.

The 4948142 water pump is easy to install, with all necessary hardware included in the package. Its drop-in design allows for a straightforward installation process, minimizing downtime and getting your engine back to work as quickly as possible.

In conclusion, the 4948142 water cooling pump for Cummins QSB 5.9 engines with part number 5266001 is an essential upgrade for those seeking improved cooling capacity, enhanced durability, and reduced maintenance. Its superior design and high-quality materials make it an excellent choice for commercial and industrial applications, ensuring optimal engine performance and longevity.

Buying a water cooling pump specifically designed for a Cummins QSB 5.9 engine, such as the 5266001 model, can offer several advantages and potential drawbacks. Here are some pros and cons to consider.

Pros:

1. Enhanced Cooling Performance: A dedicated water pump designed for the Cummins QSB engine can ensure optimal cooling efficiency. It is engineered to meet the specific cooling requirements of this engine, leading to better temperature regulation and extended engine life.

2. Improved Engine Longevity: Proper cooling is essential for an engine's longevity. A high-quality water pump can help maintain the engine's temperature within an optimal range, reducing the risk of overheating and potential engine damage.

3. Better Thermal Comfort: A water cooling system that operates efficiently can help provide better thermal comfort for the vehicle and its passengers, particularly in extreme temperatures.

4. Reduced Noise: Some water pumps are designed to operate more quietly than standard pumps, offering a more comfortable driving experience.

5. Enhanced Aesthetics: Installing a custom water pump can add to the visual appeal of the engine bay, making your engine look more unique and well-maintained.

Cons:

1. Cost: A specialized water pump for the Cummins QSB engine can be more expensive than a standard aftermarket pump or even an OEM replacement.

2. Complexity: Installing a custom water pump may require more advanced knowledge and skills compared to a standard replacement. It is essential to ensure that the installation is done correctly to maintain the engine's cooling performance and avoid potential issues.

3. Availability: Finding a suitable water pump for the Cummins QSB engine might be more challenging than for more common engine models. It is crucial to ensure that the chosen water pump is compatible with your engine and its specific cooling system.

In conclusion, investing in a dedicated water cooling pump for a Cummins QSB 5.9 engine can deliver enhanced cooling performance, improved engine longevity, better thermal comfort, reduced noise, and even enhanced aesthetics. However, the cost, complexity, and potential availability concerns should be carefully considered before making a purchase.

Based on the above analysis, if you prioritize optimal cooling efficiency, improved engine life, and better thermal comfort, a specialized water pump for the Cummins QSB engine could be a worthwhile investment. However, if you are budget-conscious or have limited installation experience, a standard aftermarket or OEM replacement water pump may be a more suitable choice. Ultimately, the decision depends on your specific needs, priorities, and resources.

Details:

Please compare carefully with Photos or OE number before purchasing the part. Product View , OEM Part Number: 4948142, 5266001, 5268375, Fit For the Following model's: Cummins Engine: B4.5 CM2350 B160M, B161M, QSB5.9 CM850, QSB6.7 M CM2250. 24 months without mileage limitation. With these parts you can replace your defective simply plug and play.

For Sherwood P2701-01, P2701-02, P2701X, S-P2708X.

part #: 4948142 prices

  • $349.60-$371.00

specifications motoralph:

  • for models: Cummins
  • brand: Oe Quality
  • mpn: 4948142
  • surface finish: Yes
  • type: Water Cooling Pump
  • fitment type: Direct Replacement

seller motoralph:

  • rating: 100.0%
  • city: Chino, California
  • # reviews: 11

returns motoralph:

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

offer motoralph:

  • best offers: True
  • availability: In Stock
  • options: Ship-to-home
  • started: May 11, 2026
  • sold: 0
  • quantity: 2

general motoralph:

  • condition: New
  • Motors > Parts Accessories > Other

payments motoralph:

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

shipping motoralph:

  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed
  • transit: 4-10 Days
  • class: Standard
  • carrier: FedEx
for models: cummins, surface finish: yes, type: water cooling pump, fitment type: direct replacement,
sku: 16092032690645853,

Oe Quality 4948142 Is Similar To:

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3 offers $349.60–$371.00 USD
  • Offer #1: $371.00 price + $0.00 shipping estimate = $371.00* total. For Cummins Engine: B4.5 CM2350 B160M, B4.5 CM2350 B161M, QSB5.9 CM850, QSB6.7 M CM2250 For Sherwood P2701-01, P2701-02, P2701X, S-P2708X.FREE SHIPPING
  • Offer #2: $349.60 price + $0.00 shipping estimate = $349.60* total. Fit For the Following Models For Sherwood P2701-01, P2701-02, P2701X, S-P2708X.FREE SHIPPING
  • Offer #3: $368.00 price + $0.00 shipping estimate = $368.00* total.FREE SHIPPING

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