Caterpillar 3306 Engine Overhaul Kit Cylinder Liner Piston & Rings for 3304 Truck Engine

Product Details

Product Overview

This comprehensive overhaul kit includes genuine MAHLE cylinder liners, pistons, and piston rings specifically designed for the Caterpillar 3306 diesel engine. While the kit is primarily engineered for the 3306 model, it is also commonly compatible with Caterpillar 3304 engines found in various truck applications. As a top-quality, 100% new component set, it provides the essential internal engine parts needed for a complete upper engine rebuild.

Sourced from MAHLE’s manufacturing facility in Shanghai, China, this kit ensures OEM-grade precision and durability. It is an ideal solution for restoring compression, reducing oil consumption, and extending the service life of Caterpillar 3306 and 3304 series engines used in heavy-duty trucks and industrial equipment.

Key Features & Benefits

• OEM-Grade Quality: Manufactured to MAHLE’s exacting standards, ensuring a precise fit and long service life for your Caterpillar 3306 or 3304 engine.
• Complete Overhaul Solution: Includes cylinder liners, pistons, and piston rings in one convenient kit, reducing sourcing complexity and ensuring component compatibility.
• 100% New Condition: All components are brand new, not remanufactured, guaranteeing maximum performance and reliability from the first start-up.
• Engineered for Durability: Designed to withstand the high temperatures and pressures of diesel combustion, providing excellent wear resistance and reduced maintenance intervals.
• Restored Engine Performance: Replacing worn liners, pistons, and rings helps restore compression, improve fuel efficiency, and reduce blow-by gas and oil consumption.

Technical Specifications

OEM Cross-Reference

This MAHLE overhaul kit is designed as a direct replacement for the following Caterpillar engine applications. Please verify your engine’s specific part number for exact fitment:

• Compatible Engine Models: Caterpillar 3306, 3304
• Common Excavator/Machine Applications: D250E, D300E, 815B

Note: For precise cross-referencing, please consult your engine’s serial number and existing component part numbers.

Compatibility

This overhaul kit is commonly used for the following Caterpillar equipment and engine applications. Fitment is inferred based on standard OEM configurations; we recommend confirming compatibility with your specific engine serial number before purchase.

• Engine Models: Caterpillar 3306, Caterpillar 3304
• Truck Applications: Caterpillar 3304 Truck Engine
• Excavator & Industrial Models: D250E, D300E, 815B

This kit is intended for use in heavy-duty machinery, construction equipment, and industrial diesel engines where the 3306 or 3304 series powerplant is installed.

Global Supply & Distribution

We offer worldwide shipping capabilities to serve international B2B buyers. Our supply chain is optimized for fast delivery to major ports and industrial centers across multiple continents.

• Major Markets Served: North America, Europe, Asia-Pacific, Middle East, Africa, and South America.
• Shipping Options: Express courier (DHL, FedEx, UPS), air freight, and sea freight available based on order volume and urgency.
• Export Experience: Our team has extensive experience in international trade compliance, customs documentation, and logistics for heavy machinery parts.
• Lead Times: Standard stock items are dispatched within 24-48 hours of order confirmation, with transit times varying by destination and shipping method.

Quality Assurance

We are committed to providing high-quality engine components that meet or exceed OEM specifications.

• Manufacturing Standards: Components are produced under strict quality control procedures in ISO-certified facilities.
• Warranty: This product is backed by a 3-month warranty against manufacturing defects in materials and workmanship.
• Testing: While a full machinery test report is not provided for individual kits, all components undergo rigorous dimensional and material verification during production.
• After-Sales Support: Online technical support is available to assist with fitment questions and installation guidance.

FAQ

Q: Will this MAHLE kit fit my Caterpillar 3306 engine with a different serial number prefix?
A: This kit is designed for standard Caterpillar 3306 and 3304 diesel engines. However, minor design changes may occur across different serial number ranges. We recommend comparing the dimensions of your existing cylinder liner, piston, and ring set with the specifications of this kit. If you are unsure, please provide your engine’s serial number for further verification before ordering.

Q: What is included in this overhaul kit? Are there any additional parts I need to purchase separately?
A: This kit includes the cylinder liners, pistons, and piston rings. For a complete engine overhaul, you may also need to purchase a separate gasket set, main bearings, connecting rod bearings, thrust washers, and oil seals. We recommend consulting your engine’s service manual for a full list of required parts for your specific rebuild.

Q: How should I prepare the cylinder block before installing these new liners and pistons?
A: Proper preparation is critical for a successful installation. The cylinder block counterbores and liner seats must be thoroughly cleaned and inspected for cracks or wear. The liner bore should be measured to ensure the correct interference fit. New liners often require a slight honing crosshatch pattern to assist ring seating. Always follow the Caterpillar service manual procedures and torque specifications for your specific engine model during assembly.