CAT Pumps 76976 Valve Kit for 4DNX, 4SPX & 4SP Series Pumps – OEM Replacement Part

Part Number: 76976
Category: Pressure Washer Pump Parts → Valve Kits → CAT Pumps Repair Parts
Type: CAT Pumps Valve Kit for 4DNX, 4SPX & 4SP Series Pumps

The CAT Pumps 76976 Valve Kit is a genuine OEM replacement repair kit designed for servicing compatible CAT Pumps 4DNX, 4PPX, 4SPX, RSPX, and 4SP Series triplex plunger pumps. This complete valve kit contains six replacement valve assemblies required to restore proper pump performance, maintain operating pressure, and ensure efficient water flow throughout the pump system.

Key Features & Benefits

• Genuine CAT Pumps OEM Replacement Part
• Complete valve repair kit containing six valves
• Designed for 4DNX, 4PPX, 4SPX, RSPX, and 4SP Series pumps
• Restores proper inlet and discharge valve operation
• Helps recover lost pressure and flow performance
• Reduces internal bypass and pressure fluctuations
• Supports pump rebuild and preventative maintenance programs
• OEM-quality fit, durability, and reliability
• Helps extend pump service life
• Ideal for professional repair and maintenance applications

Technical Specifications

Manufacturer: CAT Pumps

Part Number: 76976

Product Type: Valve Kit

Application: Inlet & Discharge Valve Replacement

Number of Valves Included: 6

OEM Replacement: Yes

Kit Coverage: One Complete Pump

Compatible Pump Models

Compatible with CAT Pumps models including:

• 4DNX25GSI
• 4DNX27GSI
• 4PPX25GSI
• 4PPX30GSI
• 4SPX32G1I
• RSPX Series Pumps
• 4SP Series Pumps
• SLP4SPX32G1I-058

Always verify pump model compatibility before ordering.

Compatible Pump Series

• CAT Pumps 4DNX Series
• CAT Pumps 4PPX Series
• CAT Pumps 4SPX Series
• CAT Pumps RSPX Series
• CAT Pumps 4SP Series

Typical Applications

• Pressure washer pump rebuilds
• Commercial pressure washer maintenance
• Industrial cleaning equipment repairs
• Agricultural spraying and cleaning systems
• Fleet washing equipment servicing
• Contractor equipment maintenance
• Equipment rental fleet repairs
• Preventative maintenance programs

Performance Advantages

• Restores proper valve sealing and flow control
• Helps recover pressure loss caused by worn valves
• Improves pump efficiency and cleaning performance
• Reduces internal bypass and pressure fluctuations
• Supports smooth and consistent pump operation
• Protects manifolds, plungers, and internal pump components
• Genuine OEM components ensure proper fit and performance
• Ideal for preventative maintenance and professional rebuild procedures
• Helps maximize the lifespan of compatible CAT Pumps 4DNX, 4PPX, 4SPX, RSPX, and 4SP Series pumps