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  3. HOLSET 4027819

HOLSET Chra Qsb Pegasus Qsl 4027819H HX55WM MAKO-2

fits model: Turbo, Marine, Cummins.

4027819 Holset New Oem Hx55wm Turbo Chra Marine Cummins Qsb Mako-2 Pegasus Qsl

( Brand: Holset ), ( Manufacturer Part Number: 4027819 ), ( Type: Chra ), ( Ipn: 4027819h ), ( Manufacturer Warranty: 1 Year ), ( Color: Gray )

Review HOLSET New Oem Chra Qsb Pegasus Qsl fits CUMMINS TURBO MARINE

The Holset 4027819 HX55WM turbocharger is a high-performance marine component designed specifically for use with Cummins QSB engines, such as those found in the Mako-2 Pegasus QSL models. This turbocharger is manufactured by Holset, a renowned brand recognized for its expertise in producing top-tier turbocharging solutions.

The HX55WM turbocharger is characterized by its twin scroll design, which ensures efficient and responsive power delivery. Each scroll is independently routed to the turbine wheel, allowing for optimal airflow management and improved throttle response. Additionally, this design reduces the risk of compressor surge and provides enhanced fuel efficiency.

This particular turbocharger features a cast aluminum housing, which is both durable and heat resistant. Its compact size makes it suitable for installation in confined spaces, making it an ideal choice for marine applications. The HX55WM turbocharger is also equipped with a high-performance ball-bearing center housing, which ensures smooth operation and reduced wear and tear.

The Holset 4027819 HX55WM turbocharger comes with a high-efficiency water-cooled intercooler, which is essential for maintaining optimal engine performance under various operating conditions. The intercooler efficiently reduces the temperature of the intake air, allowing the engine to generate more power and torque while maintaining optimal combustion efficiency.

The HX55WM turbocharger is designed to meet the stringent emission standards set forth by regulatory bodies. It comes with a wastegate, which helps maintain exhaust gas recirculation (EGR) levels to minimize harmful emissions, ensuring a cleaner and more efficient combustion process.

Installation of the Holset 4027819 HX55WM turbocharger is made easier with the inclusion of a comprehensive installation kit. This kit contains all the necessary hardware, including mounting brackets, gaskets, and bolts, making the installation process as straightforward as possible.

In summary, the Holset 4027819 HX55WM turbocharger is a high-performance, twin-scroll marine component designed for use with Cummins QSB engines. Its robust design, efficient airflow management, and compact size make it an ideal choice for marine applications. The inclusion of a water-cooled intercooler and comprehensive installation kit further adds to its value, making it a worthwhile investment for boat owners seeking to enhance their engine's performance and efficiency.

The Holset HX55WM turbocharger (part number 4027819) is a marine application turbocharger designed for use with Cummins QSB engines, specifically the Mako-2 Pegasus QSL models. Here are some potential pros and cons of purchasing this turbocharger.

Pros:

1. Enhanced engine performance: A turbocharger helps increase the power output of the engine by forcing more air into the combustion chamber, resulting in more fuel being burned and thus more power.

2. Improved fuel efficiency: By increasing the amount of air that enters the engine, the engine can burn fuel more efficiently, leading to better fuel economy.

3. Reduced emissions: By increasing the efficiency of the engine, a turbocharger can help reduce emissions, making it a more environmentally friendly option.

4. Suitable for marine applications: This specific turbocharger is designed for use in marine applications, ensuring that it meets the necessary requirements for use on the water.

Cons:

1. Cost: Turbochargers can be expensive to purchase and install, especially for marine applications where additional equipment like seawater cooling systems may be required.

2. Complexity: Installing a turbocharger can be a complex process, requiring specialized knowledge and tools. It may be necessary to hire a professional to install the turbocharger, adding to the overall cost.

3. Maintenance: Turbochargers require regular maintenance to ensure they continue to function properly. This includes regular oil changes, filter replacements, and inspections to ensure that there are no leaks or other issues.

Conclusion:

The Holset HX55WM turbocharger (part number 4027819) offers several benefits for marine applications, including enhanced engine performance, improved fuel efficiency, and reduced emissions. However, it also comes with some drawbacks, such as cost, complexity, and maintenance requirements. Ultimately, the decision to purchase this turbocharger depends on the specific needs and budget of the boat owner. If the benefits outweigh the drawbacks and the owner is willing to invest in the necessary installation and maintenance costs, then this turbocharger could be a worthwhile investment.

Recommendation:

Before making a decision to purchase the Holset HX55WM turbocharger, boat owners should carefully consider their specific needs and budget. They should also ensure that they have the necessary resources and knowledge to install and maintain the turbocharger, or hire a professional to do so. Additionally, they may want to explore financing options or consider purchasing a used turbocharger to help offset some of the upfront cost. Ultimately, if the benefits of the turbocharger align with the owner's goals and they are willing to invest in the necessary resources, then this turbocharger could be a valuable addition to their marine engine setup.

Details:

Part Number: 4027819. All used Turbochargers come with no warranty. Each new or remanufactured Turbocharger, component, and kit is warranted to be free of manufacturers defects for 1 year from the date purchase. BRAND NEW GENUINE HOLSET TURBOCHARGER CHRA CARTRIDGE, This is a CARTRIDGE.

The Turbocharger has to be rebuilt function. This is an exact, direct fit OEM replacement Turbo CHRA. All Turbocharger cores come with no warranty. 2006 - Marine with Cummins QSB MAKO-2 Diesel Engine.

The most reliable way to make sure the model of Turbo is finding part number from nameplate your old. HX55WM, HX55WM-B98K66RM/C89N84PJ14S-W, HX55WM-BOOKWORM/C86N84PJ14S-W. Marine with Cummins QSB Diesel Engine. They are sold AS IS unless stated otherwise.

part #: 4027819 prices

  • $1049.00-$3898.00

specifications turbiparts:

  • for models: Turbo, Marine, Cummins
  • brand: Holset
  • mpn: 4027819
  • type: Chra
  • ipn: 4027819h
  • manufacturer warranty: 1 Year
  • color: Gray

shipping turbiparts:

  • transit: 5-8 Days
  • carrier: UPS
  • cost: $20.87
  • type: Calculated
  • service: UPS Ground Saver
  • class: Economy

general turbiparts:

  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Turbos Parts
  • condition: New

offer turbiparts:

  • quantity: 1
  • availability: In Stock
  • started: April 9, 2025
  • options: Ship-to-home
  • sold: 0

payments turbiparts:

  • wallet: Paypal
  • other
  • credit card: Discover

returns turbiparts:

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

seller turbiparts:

  • rating: 100.0%
  • # reviews: 26
  • city: ana, California
for models: turbo, marine, cummins, type: chra, manufacturer warranty: 1 year,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > turbos parts, color: gray, sku: 6109467180721781,

Holset 4027819 Is Similar To:

turbiparts logo
5 offers $1049.00–$3898.00 USD
  • Offer #1: $1049.00 price + $43.62 shipping estimate = $1092.62* total. 2003-06 Marine with 8.9L Cummins Pegasus, QSL Diesel Engine. Part Number:.+$43.62 shipping
  • Offer #2: $3898.00 price + $650.00 shipping estimate = $4548.00* total. - 2 units of gasket for oil inlet and outlet. Compatible with Cummins Holset 4955500 / 4043580.+$650.00 shipping
  • Offer #3: $1095.00 price + $44.56 shipping estimate = $1139.56* total.+$44.56 shipping
  • Offer #4: $3874.00 price + $93.38 shipping estimate = $3967.38* total. Fuel: Diesel. Part Number: 4045833.+$93.38 shipping
  • Offer #5: $499.00 price + $20.00 shipping estimate = $519.00* total. You can see sample in pictures. Was rebuilt and used one season.+$20.00 shipping

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