171931 S3B Turbocharger Core for MACK E7-350 Replacement
Aftermarket 171931 S3B Core for MACK E7-350. Verify part number, engine code, and vehicle application before ordering. Technical fitment support and volume pricing available.
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
This aftermarket 171931 S3B Core is a replacement turbocharger core designed for MACK E7-350 engine applications. It serves as a CHRA component for MACK truck service, allowing buyers to verify part number 171931 and engine application before ordering to ensure correct fitment.
Key Specifications
- Part Number: 171931
- Product Type: Core (CHRA)
- Turbo Model: S3B
- Application Clue: MACK E7-350
- Gross Weight: 7 kg
- Packing: Not specified
- OEM Reference Numbers: None listed
This core is a replacement CHRA component for the S3B turbocharger series. Buyers should verify the part number 171931 against their specific MACK E7-350 engine unit to confirm correct application.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- MACK > MACK TRUCK > MACK E7-350
This 171931 S3B Core is listed for MACK E7-350 engine applications. Buyers should verify the part number 171931 and S3B turbo model against their specific MACK truck unit before ordering. The application path MACK > MACK TRUCK > MACK E7-350 serves as a reference clue for fitment confirmation. Since no OEM reference numbers are supplied, cross-check the old turbo tag or nameplate for matching part numbers and engine codes. Confirm that the replacement core matches the S3B configuration for your specific MACK E7-350 engine unit to ensure correct application.
Technical Notes
The S3B turbocharger series is commonly associated with heavy-duty diesel applications. For this 171931 Core, the MACK E7-350 engine serves as the primary reference application. Buyers should inspect the existing CHRA for shaft play, bearing housing condition, and compressor wheel integrity before ordering. Since no OEM reference numbers are supplied, verify the part number 171931 and S3B model designation against the old turbo tag. Confirm that the replacement core matches the specific configuration of your MACK E7-350 engine unit to ensure correct application.
B2B Supply
LeadTurbo supports B2B buyers with volume pricing for bulk orders of the 171931 S3B Core. Worldwide shipping is available for international distribution and fleet parts buyers. Technical fitment support is provided to help verify part number 171931, S3B model designation, and MACK E7-350 application details before ordering. Contact our team to confirm current pricing, shipping options, and technical specifications for your specific repair or rebuild project.
Product FAQ
MACK 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 MACK.
Compatibility Verify part number 171931, MACK E7-350 engine application, production year, and related turbo configuration before ordering. Confirm fitment against your specific vehicle or engine unit.
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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.
