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Cylinder Liner and Piston Kit

Your Professional Cylinder Liner And Piston Kit Supplier

China Everlasting Parts Co., Ltd. is a leading manufacturer of filters and a professional supplier of generator components and engine spare parts. We operate our own filter production facility and accessory processing center, and have established strong partnerships with numerous factories and industry-leading companies. Our product range includes filters, filter heads, filter assemblies, pumps, belts, automatic voltage regulators (AVRs), electronic actuators, electronic governors, stop solenoids, generator start controllers, oil pressure senders, switches, sensors, radiators, alternators, starters, turbochargers, meters, truck components, bus components, and other generator and engine spare parts.

One-Stop Procurement

By choosing us as your single supplier, we can provide the most comprehensive range of products, including filters, filter heads, diesel generator components, and engine spare parts.

Professional Team

Our team of sales personnel and technicians is readily available to assist you. Combined with ongoing quality control measures, we ensure stable product quality to safeguard your equipment.

Customized Services

As a professional manufacturer of spare parts, we tailor our offerings to meet customer requirements. Original Equipment Manufacturer (OEM) and Original Design Manufacturer (ODM) services are warmly welcomed.

Quality Control

Our filters and spare parts are manufactured according to genuine quality standards, ensuring that our components are fully compatible replacements for original accessories from various brands.

 

 
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Parameter

 

 

Outer diameter

110 mm ( 4.331 inch)

Inner diameter

100 mm ( 3.937 inch)

Length

222.3 mm (8.76 inch)

Flange Ø

120 mm (4.724 inch)

Fitted Height

137.29 mm (5.405 in)

 

Advantages of Cylinder Liner And Piston Kit

Providing a Smooth Sliding Surface for Pistons
The most obvious function of a cylinder liner is to provide a smooth surface for the piston rings. As the piston moves up and down inside the cylinder, the piston rings must maintain a seal against the walls to contain the pressure created during combustion.

 

Facilitating Heat Dissipation
Engines generate tremendous amounts of heat during the combustion process. This heat must be managed to prevent the engine from overheating and causing irreversible damage. Cylinder liners play a critical role in heat transfer by absorbing heat from the combustion process and channelling it away from the piston and into the engine block, where it can be dispersed through the cooling system.

Ensuring a Tight Seal for Combustion Efficiency

Another vital function of cylinder liners is to maintain an airtight seal between the piston and the cylinder wall. During combustion, it is essential that no gases escape from the cylinder, as this would result in a loss of power and efficiency.

Protecting the Engine Block from Wear

Engines experience immense pressure and friction during operation. Over time, this can lead to significant wear on the engine block itself. Cylinder liners act as a protective barrier between the piston and the engine block, preventing the piston’s movement from directly damaging the engine block’s surfaces.

Reducing Maintenance Costs and Effort

Cylinder liners are designed to be replaceable, meaning that when they wear out, they can be swapped out without the need to replace the entire engine block. This is a cost-effective solution for engine maintenance, especially in high-performance or heavy-duty engines.

 

Materials Used In Cylinder Liner And Piston Kit
 

Chromium
Ensures extended durability by improving liner hardness, wear resistance, and corrosion resistance.

 

Molybdenum
Withstands high temperatures and pressures and improves resistance to wear.

 

Nickel
Trace amounts of nickel improve casting quality overall, homogeneous strength distribution, and machinability.

 

Copper
Adding copper improves corrosion resistance, lowers friction, improves the pearlite structure, and offers a better sliding surface.

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Vanadium

Reduces fragility while enhancing the liner’s hardness, durability, and micro-structure.

 

Titanium

Reduces compact graphite structures and minimises blow holes through its interaction with nitrogen to generate Titanium nitride.

 

Phosphorus

Improves cast iron’s grain structure, which improves performance.

 

Silicon

Stabilises the liner’s structural integrity and reduces shrinkage.

 

Precautions for Installing Cylinder Liner And Piston Kit
 

Incorrect Liner Fitment

One of the most common mistakes is installing a liner that does not fit properly. This seemingly simple oversight can have significant consequences for the overall performance of the engine. If the liner is too loose, it may cause leaks or movement, leading to premature wear and tear.

 

Improper Cleaning of Liner and Engine Block
Before installing a new cylinder liner, the engine block and liner surface must be thoroughly cleaned. This step is crucial as any dirt, debris, or residue from old gaskets can cause improper seating, leading to uneven wear or leaks.

 

Skipping Lubrication During Installation
Proper lubrication is essential to prevent friction and ensure a smooth installation process. This critical step not only facilitates easier assembly but also protects the integrity of the components involved.

 

Neglecting to Check for Proper Protrusion and Clearance
“Incorrect protrusion or clearance can result in performance issues or even catastrophic engine failure. This is because even slight deviations can lead to improper sealing, which may allow oil and coolant to mix or escape, ultimately compromising engine integrity.

 

Not Following Manufacturer Torque Specifications
Over-tightening or under-tightening the liner-related bolts and components can lead to uneven pressure distribution, resulting in warping or gasket failure. This is a critical issue because even minor discrepancies in torque can compromise the integrity of the entire assembly.

 

Packaging and Shipping

 

 

Packaging

Standard Carton Box

Shipping

We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.

 

Our Services

 

 

》Guarantee:365 days after sold.
》During guarantee, The Parts share free repairs or replacement.
》Customer is responsible for the freight and the custom tax.
》In order to save the freight charge, we will send back the repaired items with your new order together.
》Please provide the defective appearance pictures and related invoice number.
》We do not repair or replace item with an expired warranty.
》All emails will be answered within 1 work day. If you do not receive our reply, please kindly re-sent your email or contact by online any time.

 

FAQ

 

Q: How do dry cylinder liners differ from wet cylinder liners?

A: Dry liners are not in direct contact with the coolant, while wet liners are in direct contact with the engine coolant. Hence, wet liners are generally more effective at heat dissipation, while dry liners are more straightforward to manufacture and install.

Q: What are the advantages of using finned cylinder liners?

A: Cylinder liners with fins are made for air cooling. Because of the increased surface area of the fins on these liners, air can circulate the cylinder to cool it, resulting in excellent heat dispersion.

Q: How do cylinder liners contribute to engine performance and longevity?

A: Engine cylinder liners perform vital tasks such as giving pistons a smooth, wear-resistant surface, guaranteeing correct sealing, facilitating heat dissipation, and enhancing engine lifetime and performance.

Q: How to break in a new piston and cylinder?

A: At first start up, keep the engine just above idle and give it a few revs up and down. This power on and power off RPM breaks in the piston and rings evenly on the intake and exhaust sides. If air cooled, once the engine builds up heat where it becomes too hot to touch, shut the engine off.

Q: How long to bed in piston rings?

A: With today's rings, especially moly-faced versions, this can be achieved in a very short period of time and certainly within 20 to 30 miles of street driving. In WOT dyno testing, likely the rings are seated by the end of the first few runs.

Q: Do I need to gap my piston rings?

A: When installing new piston rings it is very important to check the ring gaps and make adjustments if necessary. OEM rings will have a gap specification that can be found in the factory service manual. Aftermarket rings will usually come with a formula to calculate the minimum gaps.

China Everlasting Parts Co., Ltd. is one of the leading manufacturers and suppliers offering original and genuine cylinder liner and piston kit in China. Having specialized in this field for many years, we provide customers with OEM cylinder liner and piston kit replacement. Welcome to wholesale quality, durable and cheap the aftermarket products from our factory.

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