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Product Details
Product Overview
This is a high-quality diesel engine piston assembly, specifically designed for the Isuzu 6WG1 engine platform. The product is manufactured to OEM specifications and includes the piston pin (wrist pin) as a complete assembly, ensuring a precise fit and reliable performance in demanding applications.
The piston is identified by the original part numbers 1121119642, 1-12111964-2, and 1-12111-964-2, which are direct cross-references for the Isuzu 6WG1 heavy-duty engine. Commonly used in construction machinery, industrial generators, agricultural equipment, and marine applications, this component is critical for maintaining compression and engine efficiency.
Key Features & Benefits
OEM Standard Dimensions: Manufactured to exact OEM size specifications, ensuring a direct bolt-in replacement without the need for modification.
Complete Assembly: Includes the piston pin, reducing installation complexity and ensuring component compatibility.
Durable Construction: Built to withstand the high temperatures and pressures of diesel combustion in heavy-duty 6WG1 engines.
Enhanced Compression: Precision-machined ring grooves and skirt profile help maintain optimal compression ratios for maximum power output.
Reduced Friction: Advanced surface finish on the piston skirt minimizes friction against the cylinder liner, improving fuel economy and engine longevity.
Rigorous Quality Control: Each unit is subject to dimensional inspection and material verification before shipment.
Technical Specifications
Specification
Details
Part Number
1121119642 / 1-12111964-2 / 1-12111-964-2
Engine Model
Isuzu 6WG1
Type
Diesel Engine Piston with Pin
Size
OEM Standard Size
Application
Construction, Industrial, Agricultural, Genset, Marine, Material Handling
Weight
Approx. 10 kg (per assembly)
Warranty
6 Months Defects Liability Period
Packing
Plastic Bag, Box, Carton (Export Standard)
OEM Service
Available for custom orders
OEM Cross-Reference
This piston assembly is a direct replacement for the following original Isuzu part numbers:
1121119642 (Primary OEM Number)
1-12111964-2
1-12111-964-2
These numbers correspond to the standard size piston assembly for the 6WG1 engine series. Always verify your existing part number before ordering to ensure compatibility.
Compatibility
This piston is specifically designed for the Isuzu 6WG1 diesel engine. It is commonly used for the following equipment types:
Construction: Excavators, wheel loaders, and bulldozers
Industrial: Forklifts, compressors, and pumps
Agricultural: Tractors and harvesters
Power Generation: Genset applications
Marine: Auxiliary engines and propulsion systems
Material Handling: Cranes and reach stackers
Note: Fitment is inferred based on engine model. Always confirm compatibility with your specific equipment model and engine serial number.
Global Supply & Distribution
We maintain a robust international supply chain to serve B2B buyers worldwide. Our distribution network covers:
North America: Fast delivery to ports in Los Angeles, Houston, and New York.
Europe: Regular shipments to Rotterdam, Hamburg, and Antwerp.
Asia-Pacific: Direct shipping to Singapore, Dubai, and major Chinese ports.
Middle East & Africa: Efficient logistics to Jebel Ali, Dammam, and Durban.
We offer flexible shipping options including sea freight, air freight, and express courier services. All shipments are professionally packed for export to prevent damage during transit.
Quality Assurance
Our manufacturing process adheres to strict quality control standards:
Material Integrity: High-grade aluminum alloy with reinforced steel insert for the top ring groove.
Precision Machining: CNC-machined to tolerances within OEM specifications.
Testing: Machinery Test Report is provided with each shipment, verifying dimensional accuracy.
Warranty: 6-month defects liability period covering manufacturing defects.
We recommend inspecting the piston immediately upon receipt and verifying fitment before installation.
FAQ
Q1: How do I confirm this piston fits my Isuzu 6WG1 engine? A: Verify the part number cast or stamped on your existing piston. If it matches 1121119642, 1-12111964-2, or 1-12111-964-2, this assembly is a direct replacement. For non-standard applications, please provide your engine serial number for cross-verification.
Q2: Does this piston come with rings and pin clips? A: This assembly includes the piston pin. Piston rings and retaining clips (circlips) are typically sold separately unless specified. We recommend ordering a complete ring set (part number available upon request) for a proper rebuild.
Q3: What is the recommended installation procedure for a 6WG1 piston? A: Always follow the engine manufacturer’s service manual. Key steps include: cleaning the cylinder bore, lubricating the piston and rings with engine oil, using a ring compressor for installation, and ensuring proper orientation of the arrow marking (usually pointing toward the front of the engine). Torque the connecting rod bolts to factory specifications using a torque wrench.
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