Click image to zoom
4043605 HX85 Turbine Housing for Cummins KT306 C1800
Aftermarket 4043605 HX85 Turbine Housing for Cummins KT306 and C1800 construction engines. Reference OE numbers 3534166 and 4043602. Verify fitment before ordering.
Show more cross references
3534166-cast 3534170 3534171 3537121 4043602-Cast FOR 3530892 TH FOR 3530928 TH FOR 3537097 TH FOR 3537098 TH FOR 3537099 TH FOR 3539281 TH FOR 3539282 TH FOR 3539283 TH FOR 3539290 TH FOR 3539291 TH FOR 3539292 TH FOR 3594160 TH FOR 3594161 TH FOR 3594162 TH FOR 3803579 TH FOR 3804680 TH FOR 3804862 TH FOR 3804865 TH FOR 4033449 TH FOR 4044424 TH FOR 4955507 THSubtotal: US$ 188.00
Send an InquiryThis 4043605 HX85 turbine housing serves as an aftermarket replacement for Cummins KT306 and C1800 construction engines. Designed to reference OE numbers such as 3534166 and 4043602, this cast exhaust housing supports rebuild projects. Verify your specific turbo model and engine serial number to ensure correct fitment before ordering.
Key Specifications
- Part Number: 4043605
- Product Type: Turbine Housing
- Turbo Model: HX85
- Application Clues: Cummins KT306, Cummins C1800 Construction
- Packing Dimensions: 36 x 34 x 21 cm
- Gross Weight: 20 kg
- Image Available: Yes
- Representative OEM References: 3534166-cast, 3534170, 3534171, 3537121, 4043602-Cast
These specifications outline the physical and identification details for this aftermarket replacement component. Buyers should cross-reference these values with their existing unit to ensure dimensional accuracy.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- CUMMINS > CUMMINS C1800 CONSTRUCTION > CUMMINS KT306
This turbine housing is listed as a replacement application for Cummins KT306 and C1800 construction engines. It references OE numbers such as 3534166-cast, 3534170, and 4043602-Cast to help confirm fitment. Buyers should verify their specific engine serial number and turbo model against these references before ordering. Cross-checking physical dimensions and bolt patterns ensures the part matches your existing HX85 assembly. Contact technical support for fitment verification if your application differs from the standard list.
Technical Notes
This HX85 turbine housing is designed as a cast exhaust component for heavy-duty diesel applications. The unit features standard mounting flanges and exhaust inlet geometry typical of the HX85 series. Inspect the casting for cracks or heat distortion before installation. Ensure the turbine wheel and bearing housing are in good condition to maintain proper turbocharger balance. Verify that the exhaust manifold gasket surface is clean and flat to prevent leaks. Use appropriate torque specifications during reassembly to secure the housing bolts correctly.
B2B Supply
LeadTurbo supports B2B buyers with volume pricing for this 4043605 HX85 turbine housing. Worldwide shipping is available for repair shops, distributors, and fleet parts buyers. Our team provides technical fitment support to help verify OEM reference numbers and engine applications. Contact us to confirm specifications for your Cummins KT306 or C1800 construction engine rebuild project.
Product FAQ
CUMMINS and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by CUMMINS.
Customer Reviews
Share installation notes, fitment feedback, or service experience for this product.
No customer reviews have been added for this product yet.
For More Information
Frequently Asked Questions
What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.
Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
