Weichai WD615.47 371HP Engine Piston Ring Set for Sinotruk HOWO Heavy-Duty Trucks


  • - Precision OEM Fit: Manufactured to match the exact specifications of Weichai WD615.47 engines, ensuring a perfect fit in Sinotruk HOWO engines without modification.
  • - Superior Sealing Performance: 2 compression rings + 1 oil ring design effectively seals combustion pressure and scrapes excess oil, reducing blow-by and oil consumption.
  • - Heavy-Duty Durability: Made with high-strength cast iron with chrome-plated or molybdenum-sprayed surface treatment, providing excellent wear resistance under high temperature and high pressure conditions.
  • - Engine Performance Enhancement: Maintains stable compression pressure, improves fuel efficiency, and restores engine power output to original levels.
  • - Long Service Life: Optimized ring tension and surface finish reduce friction and wear, extending the overhaul interval of the engine.

Product Parameters 

Compatible Engine Weichai WD615.47 (371HP) 

Applicable Vehicle Sinotruk HOWO Heavy-Duty Trucks 

Bore Size 126mm 

Ring Configuration 2 Compression Rings + 1 Oil Ring 

Surface Treatment Chrome-plated / Molybdenum-sprayed 

Set Dimensions (L×W×H) 130mm × 130mm × 30mm 

Net Weight per Set 0.35kg 

OEM Reference No. 61560030047 

Material High-grade cast iron 

 

Product Introduction 

This piston ring set is a critical engine component for Sinotruk HOWO trucks equipped with the Weichai WD615.47 371HP diesel engine. It is manufactured to strict OEM standards, ensuring precise dimensions and consistent quality. The rings work together to maintain cylinder compression, control oil consumption, and remove heat from the piston, playing a vital role in engine performance and reliability. Designed for heavy-duty applications, these rings can withstand the harsh operating conditions of construction sites and long-haul transportation, making them an ideal replacement part for engine maintenance and overhaul.

 

Applicable Models

 Suitable for all Sinotruk HOWO heavy-duty trucks powered by the Weichai WD615.47 371HP engine, including:

 - HOWO A7 Series

- HOWO 7 Series

- Dump Trucks

- Tractor Trucks

- Concrete Mixer Trucks

- Engineering Special Vehicles


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