Welcome to Honour Time Machinery Limited, your trusted global partner for heavy-duty excavator parts and engine components. We specialize in providing high-quality domestic alternative parts for leading brands like Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our extensive inventory includes everything from complete engine assemblies to critical components like Liner Kits, Pistons, Piston Rings, and Overhaul Gasket Kits.

Featured today is the crucial Hydraulic Main Pump Assembly, specifically the model K3V112DT-1E42 (also referenced as K3V112DT1E42). This high-performance part is engineered for the EC220D Excavator and other demanding construction machinery. Choosing our domestically manufactured, high-quality replacement pump is the most cost-effective way to restore your machine's power and efficiency, and is often the first step in solving common operational faults like low system pressure or slow cycle times. We stock essential accompanying components such as the Main Valve and various Pressure Switches to ensure a complete repair solution.

K3V112DT-1E42 Hydraulic Pump Key Features

• Precision Engineered for EC220D Excavators, ensuring perfect operational synergy.

• Direct K3V112DT-1E42 (K3V112DT1E42) replacement guarantees a seamless, drop-in fit.

• Designed for high-pressure, high-flow rate hydraulic systems, maximizing digging power.

• A high-quality aftermarket solution for cost-effective maintenance and minimal downtime.

• Effective in solving system pressure loss and restoring optimal machine speed and operation.

Comprehensive Engine Parts We Supply

Engineering Machinery Components Explained

Understanding the critical components ensures the correct replacement part is sourced. Here are 10 key parts we supply:

• Liner Kit (Cylinder Sleeve): Installed in the Cylinder Block. It maintains the combustion seal. (Keyword: Komatsu 6D102 Liner Kit PC200-7 Excavator)

• Piston Ring: Attached to the Piston. It seals combustion gases and controls oil consumption. (Keyword: Caterpillar 3116 Piston Ring Set 938G Wheel Loader)

• Crankshaft Bearing (Main Bearing): Sits between the Crankshaft and the Engine Block. Supports the rotating shaft. (Keyword: Cummins QSB6.7 Crankshaft Bearing B220B Bulldozer)

• Turbocharger: Attached to the Exhaust Manifold. It forces more air into the engine, increasing power. (Keyword: Isuzu 6WG1 Turbocharger Assembly ZX470LC-5G Excavator)

• Flameout Solenoid: Located on the Fuel Injection Pump. Cuts off fuel flow to shut down the engine. (Keyword: Kubota V2403 Flameout Solenoid KX080-3 Excavator)

• Injector Nozzle: Situated in the Cylinder Head. Sprays fuel into the combustion chamber. (Keyword: Yanmar 4TNV98 Injector Nozzle VIO80 Mini Excavator)

• Water Pump: Mounted on the Engine Block/Front Cover. Circulates coolant through the system. (Keyword: Weichai WP10 Water Pump SDLG LG956L Wheel Loader)

• Hydraulic Main Valve: Located in the Main Control Valve Block (Excavator Body). Directs hydraulic fluid flow. (Keyword: Komatsu PC400-8 Main Valve PC400-8 Excavator)

• Accelerator Motor (Governor): Positioned near the engine's Throttle Linkage. Controls engine RPM based on operator input. (Keyword: Caterpillar C9 Accelerator Motor 330D Excavator)

• Pressure Switch: Installed on various Oil/Hydraulic Lines. Monitors and signals system pressure levels. (Keyword: Cummins B5.9-C Oil Pressure Switch PC300-7 Excavator)

Detailed Product Specifications for K3V112DT-1E42

Other Engine Models We Support

We provide high-quality Engine Bearings, Diesel Pumps, Injectors, and full overhaul services for the following engine series:

Troubleshooting & Engine Maintenance Tips