3531641 HX40W Compressor Housing for Cummins 6CTAA 325HP

This aftermarket 3531641 compressor housing is a replacement component for HX40W turbochargers, specifically referenced for Cummins 6CTAA 325HP engines in Armstrong Series 4600F fire pump applications. Verify your specific engine code and turbo configuration before ordering to ensure correct fitment.

Key Specifications

• Part Number: 3531641
• Product Type: Compressor Housing
• Turbo Model: HX40W
• Reference Application: Cummins 6CTAA 325HP
• OEM Reference Numbers: Not supplied
• Packing: N/A
• Gross Weight: 0 kg
• Image Availability: Not available

This section lists the factual identifiers provided for this specific replacement component. Buyers should use these fields to cross-reference their existing turbocharger configuration and confirm that part number 3531641 matches their current installation before proceeding with an order.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• ARMSTRONG FLUID TECHNOLOGY > Series 4600F horizontal split-case diesel fire-pump sets > 6x5x15NF > F Fire pump > CUMMINS 6CTAA 325HP

This 3531641 compressor housing is listed for HX40W turbochargers in Armstrong Series 4600F horizontal split-case diesel fire-pump sets. The reference application involves Cummins 6CTAA 325HP engines and 6x5x15NF pump configurations. Buyers should verify the specific engine code, turbo model, and pump series before ordering. Cross-reference part number 3531641 against your existing installation to confirm fitment. Technical fitment support is available to assist with application verification.

Technical Notes

The HX40W turbocharger is a fixed-geometry unit, meaning it does not utilize variable turbine geometry or adjustable vanes. As a compressor housing, this component directs air into the intake manifold and must match the specific turbine housing and CHRA core for balanced operation. Before installation, inspect the compressor wheel for scoring or damage and verify that the oil supply and return lines are clear of debris. Contamination in these lines can cause premature bearing failure. Confirm that the mating surfaces on the turbine housing are clean and free of old gasket material to ensure a proper seal. Use the correct gasket material specified for the Cummins 6CTAA application to prevent leaks. Always torque fasteners to manufacturer specifications to avoid warping the housing.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for part 3531641. Worldwide shipping is available for this compressor housing. Our technical fitment team assists with verifying the HX40W turbo model and Cummins 6CTAA 325HP application before order confirmation. Contact us for distributor rates and pre-shipment inspection details.