Your Top-Of-The-Line Diesel Engine Parts Supplier in China

Xugong KS Brings You The Highest Performance Diesel Engine Parts in the Market.

  • Over 5,000 In-Stock and Ready to Be Shipped
  • High-Pressure and Temperature Tolerance
  • Fuel Efficient and Energy-Saving
  • 90-Day Quality Warranty for All Parts
  • OEM and ISO Certified

XuGong KS Diesel Engine Parts Quality Certification

  • ISO9001
  • KS CE
  • SGS
  • ISO 9001

Xugong KS Top Sales Diesel Engine Parts

Diesel Engine Parts Connecting Rod

Suitable for PC200-6 Excavator/ WA100 loader. High-pressured and can withstand tensile forces.

Diesel Engine Parts Piston Ring 3TN82 3D82

Long wear life and suitable for your Yanmar excavators. Secure shipping with quality warranty.

Diesel Engine Parts Cylinder Liner Kit

Superior-quality made for Isuzu. 4JB1 6BG1 6SD1 4HK1 6HK1 6RB1 4LE1 Cylinder Liner Kit.

Diesel Engine Parts Cylinder Block

4HK1 8-98005443-0 8-98204528-0 cylinder block. OEM and ISO certified.

Diesel Engine Parts Camshaft

High quality camshaft for Volvo D6D. Securely and fast delivery.

Diesel Engine Parts Cylinder Head

Powerful cylinder head for Mitsubishi excavator back in-stock.

Diesel Engine Parts Piston Set

Piston set 4TNV106 for Yanmar. OEM 123907-22081 certified with quality warranty available.

Diesel Engine Parts Crankshaft

Made with the most advanced technology available for your excavator. High-performance 4D107 3974539.

Diesel Engine Parts Piston Pump

Reliable and long-lasting piston pump for your excavator cylinder blocks. Fast delivery.

Why Should You Buy from Xugong KS Diesel Engine Parts Supplier?

Xugong KS diesel engine parts is your one stop shop for genuine and aftermarket diesel engine parts. Our 10+ years of living, breathing and working on diesel engine parts gives us the experience to help you keep your diesel-powered machinery up and running strong.

Xugong KS diesel engine parts supplier maintains a broad inventory of top brands to deliver the diesel parts you need when you need them. Contact Xugong KS diesel engine parts supplier now!

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Other Bestselling Xugong KS Products You May Be Interested In

Diesel Engine Fuel Injectors for Volvo
Diesel Engine Fuel Injectors for Volvo
Durable and powerful fuel injector on wholesale price.
Excavator Hydraulic Shears for Caterpillar
PC450 Excavator Bucket Cutting Edge Tooth
Noncorrosive and heat-resistant at Xugong KS.
Excavator Root Ripper for Kobelco
Excavator Root Ripper for Kobelco
Built for high-performance and long periods of work.
Excavator Thumb for Mini Excavator
Excavator Thumb for Mini Excavator
Sharp and durable for your jobsites.

Xugong KS Diesel Engine Parts Manufacturers Overview

The Best of the Best Diesel Engine Parts

If you need any replacement parts for your diesel engine, Xugong KS diesel engine parts manufacturer is the company you need. We have over ten years of experience in the industry.

As a diesel parts specialist, Xugong KS is committed to delivering the highest quality parts and service. Not only do we maintain an in-stock guarantee for most of our parts, but we also offer a satisfaction guarantee. So no matter if you are buying genuine or aftermarket diesel engine parts, you will get the same great service.

Send us an inquiry now at Xugong KS diesel engine parts supplier!


24/7 Online Customer Support for Xugong KS Diesel Engine Parts

Xugong KS diesel engine parts offer a large choice of genuine and aftermarket diesel engine parts for a variety of popular diesel engine manufacturers. We operate our own machine shop, following a strict process and continuously control the quality of our products.

It is only natural we also offer the best service for our diesel engine parts. Xugong KS diesel engine parts deserve the best customer service support. We are knowledgeable about our diesel engine parts and available 24/7 for any of your concerns or inquiries.

We are just a click away from giving you the best products and solutions for your diesel engine parts needs.


Fast and Efficient Shipping for Xugong KS Diesel Engine Parts  

Send us your order list now and Xugong KS diesel engine parts will pack them in wooden crates and boxes right away.

Our overseas customers take advantages of our logistical support. Xugong KS diesel engine parts distributor ensures our customers receive the best deliveries at the best price, whether our customers are in China or in other countries.

Plus, XuGong KS exports to more than 50 countries like American, Canada, Chile, Brazil, Mexico, UAE, Kuwait, Oman, Iran, Saudi Arabia, Thailand, Indonesia, and so on. Xugong KS diesel engine parts distributor can guarantee the delivery of your diesel engine parts. You can also choose to ship your diesel engine parts either air or sea.

Order Xugong KS most powerful diesel engine parts! The best here in China to your construction doorstep!


Diesel Engine Parts – The Definitive FAQ Guide

A diesel engine parts FAQ Guide is a comprehensive list of frequently asked questions (FAQ) on various diesel engine parts.

It is designed to cater to your needs, regardless of whether you are a beginner or a professional.

No matter if you are searching for answers and information about diesel engine parts.

The information provided here includes what diesel engine parts are? How often do diesel engine parts require maintenance? Where can you get diesel engine parts? What is the price of various diesel engine parts? And much more.

This guide will provide you with the valuable information for which you are striving.


1.    What are the main parts of a diesel engine?


The diesel engine consists of many parts. Some of the essential elements are listed below:

Exhaust manifold:

The exhaust manifold is a part of the diesel engine, popular in one-cylinder and two-cylinder diesel engines.

This is the pipe or hollow part of the engine through which hot air exists outwards after combustion.

Cylinder liner:

The cylinder liner of the diesel engine is located at the bottom of the cylinder bore.

The cylinder liner’s primary role is to act as a seal between the piston and the walls of the bore.

Cylinder liner


Cylinder liner generates high temperatures, and its ability to withstand thermal stress is also essential.

The specification of cylinder liner considers factors such as temperature, pressure, radial expansion, sealing performance, and corrosion resistance.


Cylinder head:

The diesel engine’s cylinder head is the working part of the cylinder block, and it can be said to be the core of the diesel engine.

It is also called a valve plate. The cylinder head’s function: Control the opening and closing of intake and exhaust valves. The piston in the cylinder moves up and down.


Cooling system:

A diesel engine’s cooling system consists of the radiator, water pump, thermostat, and other parts.

A cooling system is used to maintain the temperature of the engine in normal working conditions.

It ensures the oil and combustion chamber temperature can be maintained within the safety limit.



The Turbocharger

of the diesel engine, also called turbocharger, is a kind of air compression equipment.

Counter rotation between the compressor and turbine are forced into the process because of the relative movement between the two turbine thanks to its part of the Magnus effect.




In other words, the engine power is due to mechanical energy, converted into gas pressure energy from the rotating of the turbine, and then pressurized into the fuel combustion chamber.



Flywheel in a diesel engine is a motor shaft supporting member, which provides lightweight rotational inertia to the pistons and connecting rods.


It also acts as a shock absorber during the initial movement of the assembly.

The flywheel is used primarily for balancing the engine’s reciprocating forces and its rotation speed of rotation.



The crankshaft in Diesel Engine is the rotatable shaft coupled with the piston and converts reciprocating motion into rotating motion.


The engine block has a central passageway, which contains the crankshaft.

In an internal combustion engine, the crankshaft’s role is to convert reciprocating or rotational motion into propagating free-moving translation.


Valves and valve head:

Valves and valve heads are used in Diesel Engine for the function of inlet and Exhaust valve.

In Diesel Engine, valves are designed for intake or suction, and the other is for its exhaust or blow part.


Intake manifold:

The intake manifold is an essential part of any diesel engine.

The intake manifold in a diesel engine is a pipe (usually made of aluminum or steel) that connects various parts of the engine to the cylinders.


It brings air and fuel mix from the fuel injection system directly to the cylinder.


Oil and water pumps:

Oil and water pumps are used in all kinds of diesel engines.

The oil pump must keep enough lubricating oil moving through the cooling system to keep the parts of the engine cool and lubricated.

The water pump’s functions are to supply cooling water to the cylinder area and pump it into the engine’s radiator.

The water pump’s functions are to supply cooling water to the cylinder area and pump it into the engine’s radiator.


2.    Will diesel fuel clean engine parts?


Yes, diesel fuel will clean engine parts. Cleaning engine parts is the primary purpose of diesel fuel. However, diesel fuel contains additives that improve lubrication.

The concept of lubrication is fundamental in engine parts and components because it helps prevent wear and tear.

Diesel fuel is beneficial for cleaning engine parts because it is a high-quality lubricant that increases mechanical equipment’s longevity while lowering operating costs over time.

Additionally, diesel fuel also lowers the risk of corrosion because it is a powerful antioxidant.

Diesel fuel’s solvency can be attributed to the large number of aromatic compounds found within it.

These aromatic compounds help to dissolve and emulsify water-insoluble contaminants that commonly cause damage during engine use.


3.    Who can sell diesel engine parts?


Diesel Engine Parts can be sold by only license holders and appropriately authorized dealers who have been granted permission by either government institutes and private institutions.

This scenario varies from state to state, although some dealers or institutions do not require any specific authorization.

Several dealers or license holders provide diesel engines, engine components, and replacement parts to a wide range of industries, including marine, industrial, mining, railroad, stationary power generation, and vocational vehicles.

An online marketplace is a web-based business-to-business network to buy and sell surplus diesel engines, used diesel engines, new aftermarket parts, Perkins engines, and fuel system parts.

All these parts are readily available because of the increased demand for repairing and rebuilding vehicles.

4.    What is the essential part of a diesel engine?


The most important part of a diesel engine is the piston.

It is located in the lower part of the cylinder and moves up and down when the crank times.

It is placed a fuel mix, which ignites after being compressed and ignited, expands to push the piston down.

When the piston gets pushed down by the fuel mix, it causes the vehicle’s wheels to move.

On the other hand, piston rings are crucial to functioning engines. These trim crews on the inside and outside of a cylinder perform two essential functions.

The primary role played by these rings is to seal the leak.

This piece of equipment prevents the oil from leaking into the combustion area while the engine is running.

The role played by this vital piece of equipment prevents wastage of fuel. It can be easily used to lower emissions and improve the quality of diesel emissions.


5.    What are the functions of the main parts of a diesel engine?


The main parts of the Diesel engine and their functions are listed below:

Cylinder Block Assembly:

Cylinder block assembly in a diesel engine consists of a cylinder block and usually other components such as cylinder head, piston, connecting rod, crankshaft, and valvetrain.

The cylinder block lies below the crankcase and still above the bottom of the crankshaft. A typical internal combustion engine has at least one cylinder block.

Cylinder Head Assembly:

Cylinder head assembly in an engine is the assembly of several parts: the cylinder head gasket, cylinder head, valve assemblies, lifters, pushrods, etc.

In other words, it is a collection of parts that form the combustion chamber and intake and exhaust ports.

Piston and Connecting Rod:

Piston and Connecting Rod is an essential part of a diesel engine, and a piston is the moving part of an internal combustion engine that makes it different from other kinds of machines.

The piston transports the power developed by air and fuel combustion to the wheels for work.

The pistons are “hammers” that repeatedly smash together the air and fuel in the cylinder to create sufficient pressure to turn the crankshaft.

The connecting rods are attached to the pistons utilizing three main bearings.

The force generated by the piston’s repeated impacts is transferred to the crankshaft with the connecting rod’s help.


The diesel engine’s crankshaft plays an essential role in the automatic transmission force, provides the movement of the transmission output shaft, piston, connecting rod movement force.

There are several types of crankshaft system that depends on the manufacturer and diesel engine model.

Oil pan:

The oil pan encompasses the engine’s bottom and is responsible for retaining all of the oil that lubricates and cools off the engine.

It is essential to make sure that the oil pan on your diesel engine is adequately maintained at all times.

The proper maintenance of the engine’s surface can lead to longer engine life and less friction and wear on necessary internal components.

Timing Chain and Assembly:

Timing chains on a diesel engine are responsible for ensuring that the camshaft, crankshaft, and connecting rods all operate in time with each other.

The timing chain is either gear type or link type, while the spring and tensioner are used to keep the tension on the belt tight.


The flywheel is one of the parts of a diesel engine, and it can absorb the engine vibration and make the diesel generator more stable working.

The flywheel is the engine component that starts the crankshaft’s rotary motion for the diesel engine to work.

Flywheels give a spinning motion to the crankshaft in most gasoline engine and stationary engine applications. They are metal rings with spokes wired to the crankshaft.

Fuel System Assembly:

The fuel delivery system is the means of providing fuel for the combustion process in a diesel engine.

The primary delivery components are the fuel pump, carburetor or fuel injection pump, and fuel filter.

The pressure regulator maintains the proper pressure to prevent excessive flow at high loads while allowing poor flow at idle.


6.    What are diesel engine exhaust parts?


Diesel engine exhaust parts are used to control the flow of exhaust gases.

As a combustion product, there are high heat amounts generated and a lot of pressure and temperature that is released to liberate the energy that was in the carbon fuel.

Diesel engine exhaust parts are essential so that your diesel engine does not end up producing more heat than it should.

Diesel engines with higher levels of heat can cause damage to your machine, and this is why you need to make sure your diesel engine exhaust parts are in the best condition possible.


7.    What are the names of various diesel engine parts?


The parts of a diesel engine are listed in the table below:

Air filter Cylinder Liner Fuel injector Inlet manifold
Air cleaner Oil Pan Glow plug Alternator (generator)
Manifold Oil drain plug Adjuster Camshaft
Piston Wrist Pin Valve Spring Crankshaft
Fresh air inlet Piston rings Oil Pump Cylinder head with injector and distributor
Pressurized air outlet Starter motor Oil intake screen assembly
Connecting rod Starter solenoid Exhaust manifold
Flywheel Valve Filter Oil filter
Rocker Arm Pushrod Diesel water pump
Turbo Charger Rocker cover Fuel filter

8.    What is the price of various diesel engine parts?


The price of various diesel engine parts may vary depending on the size, model, brand, and quality.

Some companies only sell original components from manufacturers that make parts for an actual engine design.

The same companies may also source imported components, which are still covered within original engine applications.

Some of the ranges of standard prices of some parts are given below. If you want to get detailed information, you can search online.

  • Push Pull Solenoid: $10.99 – $23.99
  • Connecting Rod: $20.0 – $120.0
  • Water Pump: $460.0 – $600.0
  • Turbo Charger Parts: $65.0 – $200.0
  • Gasket: $14.99 – $55.99
  • Diesel Engine Bearing: $15.0 – $60.0
  • Cylinder Block: $225.0 – $896.0
  • Oil Pump: $29.0 – $199.0
  • Crankshaft: $189.0 – $430.0

9.    Which is not the part of the diesel engine?


A spark plug is absent in diesel engines.

A diesel engine is a compression-ignition internal combustion engine that runs on diesel fuel.

The diesel engine was initially invented as a more efficient replacement for steam engines.


It uses the heat of compression to ignite diesel fuel that is injected into the combustion chamber.

This increases the temperature inside the cylinder to such high temperatures that the ignition of the fuel injected into the cylinder causes an explosion, which pushes the piston down, producing mechanical work from the engine.

Spark plugs are used for gasoline engines because these engines light off with an electric spark. Still, they aren’t necessary for diesel types because they don’t need an ignition source unless the engine isn’t running at its desired operating temperature.

10. Which part of the diesel engine creates more noise?


Engines are the most complex working components of diesel vehicles.

The noise that engines make is created by pistons that are rotating at different speeds.

The reciprocating motion of pistons creates the noise we perceive as the sound of the engine.

Diesel engines’ distinctive noise is caused by the top dead center feature of the machine.

This happens when the piston moves all the way up in a cylinder before it can begin to rotate.

There are two types of pistons (internal combustion and externally actuated) used in diesel engines.

Internal combustion pistons are more commonly used in most diesel vehicle applications because they have a better compression ratio, higher engine efficiency, frequent maintenance intervals, and are more reliable than externally actuated pistons.


11.      How to identify parts of a diesel engine?


Identifying parts of the diesel engine is relatively easy. All essential functions are made up of casted metal which constitutes significant components of the machine.

Identifying diesel engine parts begins with a visual inspection.

The materials of a diesel engine include steel, cast iron, copper, and aluminum.

The commonly used parts are cylinder, cylinder head, bore liner, connecting rod, crankshaft, and piston.

You can identify each part through images or sketches of a complete diesel engine system.

There are a lot of parts available online, which makes the process of identification easier.

You can also watch “How to” videos for each part present on YouTube or various social media platforms.


12.      How does the engineer guard against fatigue failure when designing essential parts of a diesel engine?


Fatigue is a form of damage that occurs when a material is subjected to repeated loading.

Fatigue life is the length of time a material can resist this damage before failure, which depends on the type of loading and the fatigue rate.

Loads exceeding certain levels will cause microscopic cracks to form.

These microscopic cracks, if left unaddressed, can eventually form noticeable cracks.

This is mainly a problem for structures made with metal; shapes with sharp edges and corners will cause minor (unperceived) damage over time.


Poorly engineered, poorly designed fixtures have been found to result in product breakage.

This is due to looseness between the edges of the holes and the plastic material. In contrast, fillets are essential to reduce the stress on the product caused by edges that don’t line up with surfaces.

Engineers follow this caution while designing important diesel engine parts to prevent fatigue failure.


13.      How to keep your diesel engine parts running smoothly?


There are several essential things to keep in mind when you want to keep your diesel engine parts running smoothly.

First, check that you always have an ample supply of diesel fuel on hand.

It’s essential that your engine always has just the right amount of oil and clean diesel fuel, as these two things are crucial to preserving these engines’ integrity.

Several other components need regular care.


For example, ensure that your air filters are clean and well-oiled. Inspect your engine belts for any signs of wear, and replace any which may be worn or broken.

The key to longevity is maintenance.

When it comes to diesel engines, regular inspection, and routine maintenance are essential in keeping your engine working its best.


14.        How to degrease diesel engine parts?


Diesel engine parts degreasing (also called engine cleaning) is an essential part of diesel engine maintenance.

When the diesel parts are running, the pollutant and carbon will deposit on the main piston rings, cylinder liner, injectors, valves, etc.

The products from this kind of deposition will reduce the engine’s power so that the service life of the components will decrease.


For this reason, after running out of the engines for a certain period needs to be degreased.

An engine degreaser will help you get rid of all kinds of stubborn grime on engine parts.

It is powerful enough to take care of everything from oil leaks to encrusted dirt, rust, and more.

Along with being easy to apply and highly effective, this degreaser washes off easily and does not leave behind any sticky residue.


15.      What is the maintenance requirement of various diesel engine parts?


Some of the essential parts of a diesel engine include pistons, piston rings, cylinder liners, injectors, rods, and gudgeon pins.

These are all essential parts that determine how well the diesel engine functions and how useful life can have.

Piston rings, in particular, have to be replaced regularly as they are subject to metal fatigue while under constant use inside the cylinder.

There are different maintenance requirements for various diesel engine parts.

The maintenance cycle of parts with high-pressure oil film is either inspection or replacement. The frequency depends on the diesel engine’s operating time and conditions (such as charging pressure and overcharged pressure).

On average, after 5000 working hours under the same condition Diesel engine require a significant overhaul.


16.      What material is used in manufacturing various diesel engine parts?


The material used in manufacturing various diesel engine parts includes Aluminum, High carbon Steele, Cast iron, Low alloyed Cr, Mild Steele, Grey cast iron, Nickle chrome Steele, Bronze, and white metal alloy.

Each material has its properties to bear stress under specific high temperatures requirements

The manufacturing of diesel engine parts is dependent upon what part it is.

Many parts are made from various high-carbon steel grades, which have been hardened by heat treatment, while piston pins, wrist pins, and connecting rods are made from high-strength cast iron.

The surface hardness of the metal used in many components can vary significantly due to factors including the grade of steel, the form of heat treatment, number of cycles they have endured as part of engine operation, and their application.


17.      What are the static parts of a diesel engine?


The diesel engine’s static parts are the internal combustion engine’s stationary parts that do not move.

They are usually fixed in the engine block, also known as diesel engines’ bodies, or some are mounted around the crankshaft.

These parts include the cylinder block, cylinder head, intake and exhaust manifolds, crankcase, oil filter, and cylinder liner.

Every piece of every engine is essential because each one is critical for achieving efficiency.


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