Piston - BPD825S3 6KTAA25-G31 - S00031621+02

Product Title:

Piston for BPD825S3 – 6KTAA25-G31 Engine – S00031621+02

Short Description:

OEM piston (S00031621+02) for BPD825S3 with Cummins 6KTAA25-G31 engine. Built for high compression and long service life in heavy-duty applications.

Full Description:

The S00031621+02 is a high-strength engine piston designed for the BPD825S3 diesel generator, equipped with the Cummins 6KTAA25-G31 engine. This piston is responsible for converting combustion pressure into mechanical energy, delivering reliable performance under high thermal and mechanical stress. Manufactured to OEM standards, it features precise machining, optimized ring grooves, and durable materials for excellent sealing, efficiency, and longevity in continuous-duty power generation environments.

• Model: S00031621+02

• Component: Engine Piston

• Generator Compatibility: BPD825S3

• Engine Compatibility: Cummins 6KTAA25-G31

• Function:

  • Translates combustion force into crankshaft motion

  • Maintains compression seal within the combustion chamber

  • Supports fuel efficiency and engine reliability

• Material: Forged or cast aluminum alloy (OEM spec)

• Design Features:

  • Precision-machined piston crown and skirt

  • Reinforced gudgeon pin bore

  • Compatible with OEM piston rings and pins

• OEM Reference: S00031621+02

• Installation: Install with matched rings and pins; follow torque and clearance specifications

Estimated Weight:

Approx. 2.5 – 3.2 kg per piston