6HE1 Piston Ring Set 3R 8-94396-840-0 for Isuzu Engine Parts Excavator

Product Details

Product Overview

This is a high-quality 6HE1 Piston Ring Set, specifically designed for Isuzu diesel engines. The set includes the 3R configuration and carries the OEM reference number 8-94396-840-0. Manufactured by, this piston ring is a critical component for maintaining compression and oil control in heavy-duty engines.

Commonly used in a wide range of construction and industrial machinery, including excavators, bulldozers, forklifts, loaders, trucks, and buses, this component ensures reliable performance in demanding working conditions. The set is manufactured to OEM size specifications, providing a direct replacement fit for engine overhauls and repairs.

Key Features & Benefits

• Precision Fit: Manufactured to exact OEM dimensions (8-94396-840-0) for a seamless fit into 6HE1 engine cylinders, reducing installation time and ensuring proper ring gap.
• Durable Construction: Built from high-grade materials to withstand the extreme temperatures and pressures within a diesel combustion chamber, ensuring long service life.
• Optimal Oil Control: The 3R ring design (including oil ring) is engineered to minimize oil consumption while maintaining a proper lubricating film on the cylinder wall.
• Enhanced Compression: Provides a reliable seal between the piston and cylinder wall, maximizing engine power output and fuel efficiency.
• Rigorous Testing: Each set undergoes strict quality control, including machinery test reports and video outgoing inspections, to guarantee performance standards.
• Complete Set: Includes all necessary rings for one piston (compression rings and oil ring), simplifying the ordering process for engine rebuilds.

Technical Specifications

OEM Cross-Reference

This piston ring set is a direct replacement for the following OEM part numbers:

• Isuzu OEM: 8-94396-840-0
• Isuzu OEM: 8-94396-840-1 (Alternative)

Note: Always verify your engine’s specific requirements and ring configuration (top ring, second ring, oil ring) against the original parts before ordering.

Compatibility

This part is specifically designed for the Isuzu 6HE1 diesel engine. It is commonly used for maintenance and overhaul of the following machinery applications:

• Excavators
• Bulldozers
• Forklifts
• Wheel Loaders
• Heavy-Duty Trucks
• Buses

Important: While compatible with the engines listed, fitment may vary by specific machine model and year. We recommend confirming your engine model and part number before purchasing.

Global Supply & Distribution

We offer worldwide shipping and have a robust distribution network serving major industrial markets, including North America, Europe, Southeast Asia, the Middle East, Africa, and South America. Our logistics team ensures fast and reliable delivery to major ports and industrial centers such as Los Angeles, Rotterdam, Dubai, and Singapore. We have extensive experience in international trade, ensuring all export documentation and customs compliance are handled efficiently for B2B buyers.

Quality Assurance

All components are manufactured under strict quality management systems. Each batch of piston rings is tested for hardness, tensile strength, and dimensional accuracy. We provide a 6-month warranty against manufacturing defects. Machinery test reports and video inspections are available upon request to verify product quality before shipment. Our sourcing and production standards ensure that every part meets or exceeds OEM specifications for durability and performance.

FAQ

Q: How do I confirm this piston ring set fits my Isuzu 6HE1 engine?
A: Please verify the OEM part number stamped on your old piston ring or consult your engine service manual. The number 8-94396-840-0 is the primary identifier for this set. Also, confirm the engine model is 6HE1 and the bore size matches your engine’s specification.

Q: What does “3R” mean for this piston ring set?
A: The “3R” designation indicates that this is a complete set containing three rings per piston: typically two compression rings (top and second) and one oil control ring. This is a standard configuration for many Isuzu diesel engines and is necessary for a full piston ring replacement.

Q: What is the recommended installation procedure for these rings?
A: Installation should be performed by a qualified diesel mechanic. Key steps include: 1) Cleaning the piston ring grooves thoroughly. 2) Checking the ring end gap in the cylinder bore. 3) Using a piston ring expander to avoid twisting or breaking the rings. 4) Staggering the ring gaps around the piston circumference. Always refer to the official Isuzu 6HE1 service manual for specific torque and clearance specifications.