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We are your Source Manufacturer for Diesel Engine Pistons and Cylinder Liners. Specializing in Custom Development and OEM Quality Foreign Trade Export. Get Direct Factory Pricing on all ISX15 engine components.

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Description: Find premium Cummins ISX15 engine pistons (4923745, 4089896, 4923746, 4920309) and full engine repair kits. Honour Time Machinery Limited supplies OEM-quality parts for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, Weichai engines worldwide.

Title: Cummins ISX15 Piston 4923745 4089896 - Engine Rebuild Parts Supply

Essential Piston Selection for the Cummins ISX15 Engine

A reliable engine rebuild starts with the right components. Honour Time Machinery Limited specializes in providing high-specification parts for the robust Cummins ISX15 engine. We offer multiple piston options and corresponding parts to match your specific engine build code.

Our stock includes the following critical Piston Part Numbers:

• Piston 1: 4923745 / 4089896 (4923745, 4089896)

• Piston 2: 4923746 / 4920309 (4923746, 4920309)

Although the cylinder liner and piston ring part numbers were not specified in the list, we assure you that we supply the correct accompanying Cylinder Liner and Piston Ring Sets compatible with the ISX15 engine and these specific piston numbers.

Honour Time Machinery Limited: Your Global Partner for Heavy Equipment Engine Parts

We are proud to be a major supplier of diesel engine overhaul components and assemblies for leading brands including Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our commitment to genuine quality engine parts ensures optimal performance and longevity for your machinery.

Our core product offerings cover every aspect of the engine:

• Sealing & Moving Parts: Cylinder Liner, Piston, Piston Ring, Connecting Rod Bearing, Main Bearing Set, Thrust Plate, Overhaul Gasket Kit (Repair Kit).

• Power & Fuel: Crankshaft, Turbocharger Unit, Diesel Pump, Fuel Injector.

• Structural Parts: Engine Block Assembly, Cylinder Head, Connecting Rod.

We specialize in providing comprehensive engine repair solutions and are experts in heavy equipment engine components export, supporting machinery globally.

Technical Glossary: Engine Component Functionality

• Thrust Plate (Thrust Washer): Located at the Crankshaft. Controls the crankshaft's axial movement. (Caterpillar 3406 Engine - Thrust Plate)

• Pushrod: Installed in the Valve Train. Transmits the force from the tappet to the rocker arm. (Cummins NTC 400 Engine - Pushrod)

• Turbocharger: Attached to the Exhaust/Intake Manifold. Uses exhaust gas to spin a turbine, compressing intake air for increased power. (Komatsu WA380-6 Loader - Turbocharger Unit)

• EGR Cooler: Part of the Exhaust Gas Recirculation System. Cools exhaust gas before it is recirculated into the intake manifold. (Cummins ISX15 Engine - EGR Cooler)

• Glow Plug: Located in the Cylinder Head. Electrically heats the air in the combustion chamber to aid cold starting in diesel engines. (Kubota D1105 Engine - Glow Plug)

• Injector Nozzle: Located at the tip of the Fuel Injector. Atomizes and sprays fuel into the combustion chamber. (Isuzu 6HK1 Engine - Injector Nozzle)

• Vibration Damper: Installed on the Front of the Crankshaft. Absorbs and reduces torsional vibrations from the engine. (Weichai WD615 Engine - Vibration Damper)

• Fuel Lift Pump: Located in the Fuel System. Pumps fuel from the tank to the injection pump. (Yanmar 3TNV88 Engine - Fuel Lift Pump)

• Oil Pan: Located at the Bottom of the Engine Block. Serves as a reservoir for the engine's lubricating oil. (Caterpillar C7 Engine - Oil Pan)

• Flywheel: Attached to the Rear of the Crankshaft. Stores rotational energy and smoothes out the engine's power delivery. (Komatsu SA6D125E-3 Engine - Flywheel)

Diagnosis & Repair: Common Engine Malfunction

Equipment: Caterpillar 320D Excavator - Engine Model: Cat C6.4

Fault Symptom: The C6.4 engine cranks normally but Fails to Start, particularly after sitting overnight.

Common Causes & Solution:

• Cause 1: Fuel System Priming Issue. Air has entered the low-pressure fuel system (e.g., due to a leak or filter replacement). Solution: Use the manual priming pump to ensure all air is purged from the fuel lines and filter housing, restoring fuel flow to the Fuel Injector.

• Cause 2: Low Compression. Worn out Piston Rings or a damaged Cylinder Liner, especially on older engines. Solution: Perform a compression test. If low, plan an engine rebuilding using new pistons and liners.

• Cause 3: Faulty Sensors. A critical sensor (like the crankshaft or camshaft position sensor) is not reporting correctly, preventing the Engine Control Unit (ECU) from firing the injectors. Solution: Connect diagnostic software to check for fault codes and test sensor readings. Replace the faulty sensor.

Partner with Honour Time Machinery Limited!

For immediate sourcing of Cummins ISX15 pistons (4923745 / 4920309) or any other aftermarket engine components, contact our sales team directly. We support your heavy duty truck engine maintenance needs.

WhatsApp: +8613532379052 (Clickable)

Email: [email protected] (Clickable)