729161-5005 TH GT3776S Turbine Housing for Navistar DT466E

This aftermarket GT3776S turbine housing, part FOR 729161-5005 TH, is a replacement component for Navistar DT466E engines in International Transit Bus applications. It serves as a reference application for buyers verifying fitment against OEM reference numbers such as 447685-0037 and 451279-0003 before ordering.

Key Specifications

• Part Number: FOR 729161-5005 TH
• Product Type: Turbine Housing
• Turbo Model: GT3776S
• Gross Weight: 9 kg
• Packing: N/A
• OEM Reference Numbers: 447685-0037, 451279-0003, 451280-0003, 728549-0011
• Application Clue: Navistar DT466E / International Transit Bus
• Image Availability: High-resolution studio photography available

This turbine housing features a two-port exhaust inlet flange with four-bolt pattern and visible actuator mounting bracket. The cast metal construction includes machined bearing bore surfaces and coolant passage openings, supporting standard GT3776S turbocharger assembly requirements. Verify specific material grade and dimensional tolerances against your existing unit before ordering.

Application & Compatibility

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

• International > NAVISTAR TRANSIT BUS > NAVISTAR DT466E

This turbine housing is listed for reference application on Navistar DT466E engines in International Transit Bus vehicles. Buyers should verify the specific engine variant, production year, and turbocharger configuration against their unit before ordering. Representative OEM reference numbers include 447685-0037, 451279-0003, 451280-0003, and 728549-0011. Cross-check these references with your existing part to confirm fitment. This is a replacement application clue, not a confirmed universal fit. Verify part number FOR 729161-5005 TH and GT3776S model designation with your technical documentation.

Technical Notes

The GT3776S turbine housing features a two-port exhaust inlet flange with a four-bolt pattern and visible actuator mounting bracket. Cast metal construction includes machined bearing bore surfaces and coolant passage openings, supporting standard assembly requirements. Verify specific material grade and dimensional tolerances against your existing unit before ordering. Cross-check OEM reference numbers such as 447685-0037 and 451279-0003 to confirm fitment for your Navistar DT466E application.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and fleet parts distributors with volume pricing and worldwide shipping for this GT3776S turbine housing. Technical fitment support is available to help verify part number FOR 729161-5005 TH against your specific Navistar DT466E application. Confirm OEM reference numbers such as 447685-0037 and 451279-0003 before placing an order. Contact our team for bulk inquiries or to request additional documentation for your procurement needs.