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  3. HOLSET 3599050

HOLSET 3599050 Water Cooled Turbine Housing HX40 6BT 5.9MARINE

fits model: Turbo, Cummins.

5.9marine Holset 3599050 New Hx40 Turbo Water Cooled Turbine Housing Cummins 6bt

( Brand: Holset ), ( Manufacturer Part Number: 3599050 ), ( Type: Turbine Housing ), ( Manufacturer Warranty: 1 Year ), ( Color: Gray )

Review HOLSET New Water Cooled Turbine Housing 6bt fits CUMMINS TURBO

The Holset 3599050 HX40 turbocharger is a marine-grade component designed specifically for Cummins 6BT 5.9-liter engines. This water-cooled turbine housing is engineered to deliver optimal performance and reliability in marine applications where the environment can be particularly challenging.

The HX40 turbocharger housing is constructed from high-quality materials, including cast iron for the turbine housing and aluminum for the compressor housing. The material selection ensures durability and resistance to corrosion, which is essential for marine usage.

The water cooling system integrated into the HX40 turbocharger housing is designed to maintain consistent operating temperatures, even under heavy load conditions or in extreme environments. The cooling system helps prevent thermal shock, which can lead to cracks or other damage over time.

The Holset 3599050 HX40 turbocharger housing is compatible with Cummins 6BT 5.9-liter engines and features a turbine inlet diameter of 51.0 mm (1.97 inches) and a compressor outlet diameter of 66.0 mm (2.59 inches). The turbine housing also includes an integrated wastegate, which helps manage exhaust gas recirculation and ensures efficient turbocharger operation.

Installation of the HX40 turbocharger housing is made easier with the inclusion of O-ring seals and gaskets, ensuring a tight seal between components and minimizing the potential for leaks. The housing also features a rugged, high-strength design that can withstand the rigors of marine usage, including exposure to saltwater, UV radiation, and temperature extremes.

Overall, the Holset 3599050 HX40 turbocharger housing is a high-performance, marine-grade component that is specifically designed for Cummins 6BT 5.9-liter engines. Its durable construction, integrated water cooling system, and compatibility with marine applications make it an excellent choice for those seeking optimal engine performance and reliability in challenging marine environments.

The Holset HX40 water-cooled turbocharger housing for the Cummins 6BT 5.9 marine engine is a crucial component for enhancing the performance and efficiency of these engines. However, like any other purchase, it comes with its advantages and disadvantages.

Advantages:

1. Increased Power: A water-cooled turbocharger allows for higher boost pressures and thus increased power output from the engine. This makes it an attractive option for marine applications where power is essential.

2. Improved Efficiency: Water cooling helps to reduce the temperature of the turbocharger, allowing it to operate more efficiently and for longer periods. This results in better fuel economy and reduced emissions.

3. Durability: The water-cooled design helps to protect the turbocharger from the harsh marine environment, including saltwater and extreme temperatures. This results in a longer lifespan and reduced maintenance requirements.

4. Enhanced Safety: By reducing the temperature of the turbocharger, it also reduces the risk of thermal damage, which can lead to safety issues.

Disadvantages:

1. Cost: The Holset HX40 water-cooled turbocharger housing is a more expensive option compared to air-cooled turbochargers. This may be a significant consideration for some marine engine owners.

2. Complexity: The installation and maintenance of a water-cooled turbocharger can be more complex than an air-cooled turbocharger. This requires a greater investment in time and resources.

3. Weight: The water-cooled turbocharger adds weight to the marine engine, which can impact the overall performance and fuel efficiency of the vessel.

Conclusion:

The Holset HX40 water-cooled turbocharger housing for the Cummins 6BT 5.9 marine engine offers several advantages, including increased power, improved efficiency, durability, and enhanced safety. However, it also comes with some disadvantages, such as cost, complexity, and weight. Ultimately, the decision to purchase this turbocharger housing depends on the specific needs and budget of the marine engine owner.

Recommendation:

If power and efficiency are top priorities for your marine application, and you can afford the additional cost and complexity, then the Holset HX40 water-cooled turbocharger housing is a recommended option. However, if you're looking for a more cost-effective and straightforward solution, an air-cooled turbocharger may be a better choice. It's essential to weigh the pros and cons carefully and consult with a marine engine expert to make an informed decision.

Details:

The Turbocharger has to be rebuilt function. All Turbocharger cores come with no warranty. This is an exact, direct fit OEM replacement Turbo turbine housing. The most reliable way to make sure the model of Turbo is finding part number from nameplate your old.

Used for Turbo Part Number. They are sold AS IS unless stated otherwise. All used Turbochargers come with no warranty. CUMMINS 6B MARINE 355 HP.

Part Number: 3599050. HX40, HE400FG, HX40M, H2A. CUMMINS 6B MINING 355 HP.

part #: 3599050 prices

  • $69.80-$169.10

specifications turbiparts:

  • for models: Turbo, Cummins
  • brand: Holset
  • mpn: 3599050
  • type: Turbine Housing
  • manufacturer warranty: 1 Year
  • color: Gray

payments turbiparts:

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

general turbiparts:

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

offer turbiparts:

  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: January 9, 2026

shipping turbiparts:

  • transit: 4-11 Days
  • class: Economy
  • type: Calculated
  • cost: $62.72
  • carrier: UPS
  • service: UPS Ground Saver

returns turbiparts:

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

seller turbiparts:

  • rating: 100.0%
  • city: Walnut, California
  • # reviews: 82
for models: turbo, cummins, type: turbine housing, manufacturer warranty: 1 year,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > turbos parts, color: gray, sku: 11732153967339781,

Holset 3599050 Is Similar To:

turbiparts logo
5 offers $69.80–$169.10 USD
  • Offer #1: $139.89 price + $0.00 shipping estimate = $139.89* total. NEW HOLSET TURBINE HOUSING, PART #3595440 FOR TURBOS FREE SHIPPING WITHIN THE CONTIGUOUS 48 STATES, USA.FREE SHIPPING
  • Offer #2: $69.80 price + $0.00 shipping estimate = $69.80* total. Oil Connection. Model: HX35 HX35W W.FREE SHIPPING
  • Offer #3: $169.10 price + $0.00 shipping estimate = $169.10* total. It is 19mm and T4 Flange 67 76 mm Cummins Holset WH1C HX35W Turbo Turbine Exhaust Housing.FREE SHIPPING
  • Offer #4: $69.80 price + $0.00 shipping estimate = $69.80* total.FREE SHIPPING
  • Offer #5: $95.00 price + $0.00 shipping estimate = $95.00* total. Housing has a twin-scroll T3 inlet and a 4" OD v-band outlet. Original OEM Holset part number is 4042635.FREE SHIPPING

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