Product Details

Product Overview

This high-quality piston assembly, OEM reference 297-7753, is specifically engineered for Caterpillar S6K, S6KT, and 3066 diesel engines, commonly found in the E320C excavator series. As a critical component of the engine power group, this piston ensures optimal combustion efficiency and reliable performance under heavy-duty conditions. We supply this part globally, serving major markets including North America, Europe, the Middle East, and Asia-Pacific, with a focus on fast, reliable shipping to industrial hubs and major ports.

Key Features & Benefits

• Premium Durability: Manufactured from high-strength alloy steel to withstand extreme combustion pressures and temperatures.
• Precision Engineering: CNC-machined for exact tolerances, ensuring a perfect fit with the cylinder liner and ring set.
• Enhanced Performance: Designed to restore compression and reduce oil consumption, maximizing engine horsepower and fuel efficiency.
• Long Service Life: Features advanced wear-resistant coating to extend the operational lifespan of your engine.
• Direct Replacement: A drop-in fit for OEM specifications, eliminating the need for modifications during installation.

Technical Specifications

OEM Cross-Reference

This piston directly replaces or is cross-referenced with the following OEM numbers:

• 297-7753 (Primary OEM Part Number)
• Alternative numbers for S6K/S6KT engines (verify fitment)

Note: Always verify compatibility with your specific engine serial number before ordering.

Compatibility

• Engine Models: Caterpillar S6K, S6KT, 3066
• Vehicle/Equipment: Caterpillar E320C Excavator
• Year Range: Fits models produced in the late 1990s through 2000s.

Global Supply & Distribution

We offer comprehensive global logistics solutions to ensure your parts arrive on time, every time.

• Worldwide Shipping: Reliable delivery to North America, Europe, Asia-Pacific, Middle East, Africa, and South America.
• Major Ports: Fast shipping to key ports including Rotterdam, Shanghai, Singapore, Houston, and Dubai.
• Industrial Centers: Direct delivery to mining, construction, and agricultural hubs.
• Trade Compliance: Experienced in international export documentation and customs clearance.

Quality Assurance

• Manufacturing Standards: Produced in ISO 9001 certified facilities.
• Testing: 100% quality control inspection including dimensional accuracy, material hardness, and surface finish checks.
• Warranty: 12-month warranty against manufacturing defects under normal operating conditions.

FAQ

Q1: Is this piston a direct replacement for the original Caterpillar part?
A: Yes, this piston (297-7753) is designed as a direct OEM replacement. It matches the original specifications for the S6K, S6KT, and 3066 engines. No modifications are required for installation.

Q2: What maintenance is recommended when installing a new piston?
A: It is highly recommended to replace the piston rings, cylinder liner, and connecting rod bearings simultaneously. Ensure the cylinder bore is properly honed and cleaned before installation. Always follow the engine manufacturer’s torque specifications and procedures.

Q3: How can I confirm this piston fits my specific engine?
A: Please verify your engine serial number and the part number of the piston you are replacing. Our part number 297-7753 is compatible with Caterpillar 3066 engines used in E320C excavators. If you have a different engine model, please contact our sales team with your engine details for cross-verification.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .