Source Factory & Export Expert for Cylinder Liners
Direct Factory Sales | Global Export Quality | Custom Development Supported
We specialize in the manufacturing and custom development of high-strength engine cylinder liners. Our precision-engineered liners solve overheating and compression issues in heavy-duty machinery.
Caterpillar 3126 Cylinder Liner - Durable Heat Resistance
Komatsu PC200-8 6D107 Cylinder Sleeve - Perfect Fit Replacement
Isuzu 4HK1 Engine Liner - Low Friction Performance
Cummins 6BT5.9 Wet Liner - Anti-Cavitation Technology
Featured Product: CAT Dual Pedal Foot Valve & Komatsu Switch
Our CAT Foot Valve Assembly and Komatsu Float Switch are designed to solve common hydraulic response lags and fuel level detection failures. These high-quality China-made replacements meet or exceed original equipment performance at a fraction of the cost.
| Item No. | Brand | Model | Part Number (Standard) | Part Number (Clean) | Product Description |
|---|
| 1 | CATERPILLAR | CAT 320 / 330 | 3G-2720 | 3G2720 | CAT Dual Pedal Foot Valve Assembly for Hydraulic Control |
| 2 | KOMATSU | PC200 / PC300 | 7861-92-4800 | 7861924800 | Komatsu Float Switch / Fuel Level Sensor |
Top 5 Product Features
Exceptional Durability: Engineered for extreme construction environments, ensuring long-term reliability.
Perfect Compatibility: Direct replacement for CAT 3G-2720 and Komatsu 7861-92-4800 without modification.
Enhanced Sensitivity: Improved hydraulic response for CAT Foot Valves and precise sensing for Komatsu Float Switches.
OEM Performance: High-quality China-made alternative that resolves machine "limp mode" or hydraulic failure codes.
Versatile Application: Ideal for use in excavators, loaders, and various construction machinery configurations.
Complete Engine Parts Supply Chain
Honour Time Machinery Limited provides a one-stop solution for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai engines. We offer everything from engine assemblies to minor internal components.
| Category | Available Parts |
|---|
| Core Engine Components | Cylinder Liner Kit, Piston, Piston Ring, Cylinder Block, Cylinder Head, Crankshaft, Camshaft, Connecting Rod |
| Sealing & Gaskets | Full Gasket Kit, Head Gasket, Oil Seals, O-Rings, Valve Stem Seals |
| Fuel & Air System | Fuel Injection Pump, Injector Nozzle, Turbocharger, Air Intake Valve, Exhaust Valve |
| Cooling & Lubrication | Water Pump, Oil Pump, Radiator, Fan Cooling Blades, Oil Cooler |
| Electrical & Control | Accelerator Motor, Monitor Display, Pressure Switch, Flameout Solenoid, Transmitter, Wiring Harness |
| Bearings & Bushings | Main Bearing (Crankshaft Bearing), Con Rod Bearing, Thrust Washer, Valve Guide, Valve Seat |
Keywords: Cummins B5.9 Overhaul, Komatsu 6D102 Piston Ring, Isuzu 6HK1 Gasket Set, Caterpillar C7 Fuel Injector, Yanmar 4TNV98 Water Pump, Weichai Engine Cylinder Head, Kubota V2403 Liner Kit, Engine Bearing Replacement, Turbocharger for Excavator, Solenoid Valve 24V.
Global Model Compatibility Chart
| Brand | Engine Models We Support |
|---|
| KOMATSU | 3D82, 3D84, 4D84, 4D95, 4D105, 6D95, 6D102, 6D105, 6D108, 6D110, 6D114, 6D170 |
| CATERPILLAR | 3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13 |
| ISUZU | 3LD1, 4LE1, 4LE2, 4JB1, 4BG1, 4HK1, 6BG1, 6HK1, 6SD1, 6WG1, 6WF1 |
| MITSUBISHI | 4D34, 4D24, K4M, S3Q2, 6D16, 6D24, S4KT, 6D40 |
| YANMAR | 4D88E, 4TNE84, 4TNV88, 4TNV94L, 4TNE88, 4TNE94, 4TNV98, 4TNV106 |
| HINO / VOLVO | J05E, J08E, V25C, EF750, P11C, D6D, D6E, D9E, D12D, D7D, D7E |
Mechanical Component Definitions & Locations
Turbocharger: Located on the exhaust manifold. Example: Cummins QSB6.7 Turbocharger increases engine intake pressure for higher power output.
Main Relief Valve: Found in the hydraulic control valve block. Example: Komatsu PC300-7 Main Valve regulates the maximum system pressure.
Fuel Injector: Installed in the cylinder head. Example: Caterpillar C9 Fuel Injector delivers atomized fuel into the combustion chamber.
Water Pump: Mounted at the front of the engine block. Example: Isuzu 6HK1 Water Pump circulates coolant to prevent engine overheating.
Piston Ring: Located in the grooves of the piston. Example: Kubota V2203 Piston Ring seals the combustion chamber and controls oil consumption.
Oil Pump: Usually driven by the crankshaft within the oil pan area. Example: Yanmar 4TNV94 Oil Pump provides lubrication to moving engine parts.
Cylinder Gasket: Placed between the cylinder head and block. Example: Weichai WD615 Head Gasket prevents gas and coolant leakage.
Alternator: Driven by the engine belt. Example: Caterpillar 320D Alternator charges the battery and powers electrical components.
Stop Solenoid: Located on the fuel injection pump. Example: Komatsu PC60-7 Flameout Solenoid cuts off fuel to shut down the engine.
Engine Monitor: Located inside the operator's cabin. Example: Isuzu 4HK1 Monitor displays engine temperature, oil pressure, and fault codes.
Maintenance & Troubleshooting Guide
Case Study: Hydraulic Power Loss in CAT 320D
Symptoms: Slow movement of arm and bucket, jerky control when using foot pedals.
Solution: Inspection revealed wear in the CAT Foot Valve Assembly 3G-2720. After replacing it with our high-quality alternative, the hydraulic flow stabilized, and control precision was restored.
General Maintenance Tip:
Always check your engine's Float Switch (e.g., Komatsu 7861-92-4800) during every 500-hour service. A faulty sensor can lead to unexpected engine shutdowns due to false "low fuel" or "low coolant" readings.
Order Information
| Model NO. | CAT-3G2720 / KOM-7861924800 | Application | Excavator / Construction Machinery |
| Condition | 100% Brand New | Origin | China High-Quality Factory |
| Capacity | 5000 PCS / Year | Package | Neutral Carton or Custom Packing |
| Payments | T/T, Western Union, MoneyGram | Delivery | DHL, Fedex, EMS, UPS, Air, Sea |
About Honour Time Machinery Limited: We are a leading supplier of premium engine parts for Cummins, Komatsu, Caterpillar, Isuzu, and more. From complete engine assemblies to precision gaskets and liners, we provide durable solutions for the global construction machinery industry with fast shipping and expert support.
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