The YNF17046 Cylinder Block L is a precision-engineered replacement part for the HPK055 hydraulic pump. Designed for the left side of the pump, this cylinder block ensures smooth piston movement, stable hydraulic pressure, and efficient pump performance. Manufactured from high-strength alloy steel with advanced surface treatment, it offers durability and long service life under demanding working conditions.

• Left-side cylinder block (Cylinder Block L) for HPK055 pumps

• High-strength, wear-resistant alloy steel construction

• Precision-machined bores for accurate piston alignment

• Ensures smooth hydraulic flow and consistent pressure output

• OEM-equivalent design for easy replacement and assembly

• Long-lasting durability in heavy-duty operation

• HPK055 hydraulic pump maintenance and repair

• Hydraulic system overhaul and pump performance restoration

• Excavators and construction machinery using HPK055 pumps

• Part number verification and compatibility assistance

• Technical guidance for installation and pump assembly

• Availability of other HPK055 pump components: pistons, Valve L/R, rotors, swash plates, and full repair kits

• Anti-rust oil coating and protective foam

• Sealed in plastic and export-grade carton

• Wooden case available for bulk orders

• Suitable for express, air, or sea transport

Q: How do I confirm this Cylinder Block L fits my HPK055 pump?
A: Provide your pump part number or photos for verification.

Q: Is this cylinder block durable under heavy-duty use?
A: Yes, it is made from high-strength alloy steel with precision machining.

Q: Can it be used with rebuilt pumps?
A: Yes, it is compatible with both new and refurbished pump assemblies.

Q: Do you supply other HPK055 pump parts?
A: Yes, including pistons, Valve L/R, rotors, swash plates, and complete repair kits.