Caterpillar 3304 3306 Piston with Pin 8N3180 for Diesel Engine Repair Parts

Product Details

Product Overview

This high-quality replacement piston with pin, carrying the OEM reference number 8N3180, is specifically designed for the Caterpillar 3304 and 3306 diesel engine families. As a critical internal engine component, this piston ensures reliable combustion chamber sealing and efficient power transfer within the engine block.

Manufactured to OEM size specifications, this part is ideal for repair and overhaul projects on a wide range of heavy equipment. Whether you are maintaining a forklift, excavator, truck, loader, or bulldozer, this piston provides the necessary durability and precision fit required for demanding industrial applications.

Key Features & Benefits

• Precision Engineering: Manufactured to match OEM dimensions (8N3180) for a direct fit in Caterpillar 3304 and 3306 engines, reducing installation time and ensuring proper clearance.
• Durable Construction: Built from high-strength materials designed to withstand extreme combustion pressures and temperatures, extending engine service life.
• Complete Assembly: Supplied with the piston pin (wrist pin) included, simplifying the procurement process and ensuring component compatibility.
• Rigorous Testing: Each unit undergoes outgoing inspection and machinery test reporting to verify dimensional accuracy and structural integrity before shipment.
• Versatile Application: Suitable for a broad range of heavy equipment including excavators, loaders, bulldozers, trucks, and buses powered by the 3304/3306 engine platform.
• Cost-Effective Solution: Offers a reliable aftermarket alternative to genuine OEM parts without compromising on quality, helping to manage maintenance budgets effectively.

Technical Specifications

OEM Cross-Reference

This piston assembly directly replaces the following OEM part numbers, ensuring compatibility with your existing engine specifications:

• Caterpillar OEM: 8N3180

Please verify your engine serial number and piston size (e.g., standard, 0.25mm, 0.50mm oversize) if applicable. Alternative casting numbers may also exist; confirm with your current part for a perfect match.

Compatibility

This piston is commonly used for the following engine models and applications:

• Engine Models: Caterpillar 3304, Caterpillar 3306 (Naturally Aspirated and Turbocharged versions).
• Vehicle & Equipment Applications: Forklift, Excavator, Truck, Loader, Bulldozer, Bus, and other industrial machinery utilizing these engine platforms.

Note: Fitment is inferred based on OEM cross-reference. Always consult your engine specifications for exact compatibility.

Global Supply & Distribution

We maintain a robust global supply chain to serve international B2B buyers efficiently. Our logistics network supports:

• Worldwide Shipping: Reliable delivery to all major continents including North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
• Fast Transit: Strategic warehousing in Guangdong ensures quick dispatch to major international ports (e.g., Shenzhen, Guangzhou) and industrial hubs.
• Flexible Volumes: Capable of handling both small repair orders and large wholesale quantities for distributors and fleet maintenance operations.
• Trade Compliance: Experienced in international export documentation and customs clearance procedures.

Quality Assurance

Quality is paramount in our manufacturing process. This piston assembly adheres to strict production standards to guarantee performance and reliability.

• Manufacturing Standards: Produced in ISO-certified facilities in Guangdong, China, utilizing precision casting and machining processes.
• Inspection: Each part receives a video outgoing inspection and a machinery test report to validate dimensional tolerances and surface finish.
• Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for your investment.
• OEM Service: We offer custom OEM manufacturing services for clients requiring branded or specialized parts.

FAQ

Q: How do I confirm this 8N3180 piston is correct for my Caterpillar 3306 engine?
A: First, check the part number on your existing piston. It should match 8N3180. Second, verify your engine serial number (e.g., 3306 prefix). Finally, confirm the piston size (Standard, 0.25mm OS, etc.) as this listing is for OEM standard size. If your engine has been previously rebored, an oversize piston may be required.

Q: Does this piston come with the rings and pin clips?
A: This product includes the piston and the piston pin (wrist pin). Piston rings and retaining clips (circlips) are typically sold separately. We recommend purchasing a complete piston ring set and new pin clips for a proper overhaul. Please check the product packaging or contact us to confirm what is included in your specific order.

Q: What is the recommended installation procedure for this piston?
A: Professional installation by a qualified diesel mechanic is strongly recommended. Key steps include: cleaning the cylinder bore, lubricating the piston and rings with clean engine oil, using a proper ring compressor to install the piston into the bore, and torquing the connecting rod bolts to the manufacturer’s specifications. Always refer to the Caterpillar service manual for your specific engine model for detailed torque values and procedures.