SA4997 SAY95A997 11418425997 Genuine BYC Plunger And Barrel Element For Diesel Injection Pump

The SA4997 plunger and barrel element, also known by part numbers SAY95A997 and 11418425997, is a precision component produced by BYC for diesel injection pump systems. This assembly plays a vital role in pressurizing and delivering diesel fuel to engine cylinders. Engineered to exact OEM specifications, it ensures consistent fuel flow, stable performance, and efficient combustion.

 

 

Parameter	Specification
Part Numbers	SA4997 / SAY95A997 / 11418425997
Component Type	Plunger and Barrel Element Set
Material	Heat-treated high alloy steel
Surface Finish	Polished sealing surfaces with anti-corrosion coating
Fuel System Compatibility	Diesel mechanical or rotary injection pumps
Application	Fuel metering and pressurization in diesel injection
Certification	ISO 9001 / IATF 16949

 

 

• High-Precision Machining: Engineered to exact tolerances to ensure smooth plunger travel and optimal pressure buildup.

• Durable and Wear-Resistant: Constructed from alloy steel and thermally treated to resist wear and extend operational life under continuous use.

• Reliable Fuel Delivery: Helps maintain consistent injection quantity and timing, which improves combustion stability and engine efficiency.

• OEM Compatibility: Fully interchangeable with SAY95A997 and 11418425997 part numbers, allowing direct replacement in compatible pump models.

• Multi-Industry Use: Suitable for vehicles, generators, and machinery relying on robust diesel pump performance.

 

 

This plunger and barrel set is commonly installed in diesel injection pumps used in transportation vehicles, agricultural tractors, industrial engines, and construction machinery. It serves both new engine builds and repair operations.

 

 

Each set is calibrated and tested for volumetric precision, sealing integrity, and surface finish quality. Products are packaged in protective containers and labeled for traceability and batch control.

 

 

SA4997 plungers are produced under ISO 9001 and IATF 16949 certified processes. Consistent inspection, metallurgical analysis, and test bench validation guarantee each unit's readiness for field use. Inspection reports available on request.

 

 

We offer pre-sales consultation and post-sale support, including technical validation, installation guidance, and express shipping options. Our service ensures fast, secure delivery and professional communication from inquiry to fulfillment.

 

 

 

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