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Product Details
Product Overview
This is a premium quality Piston Ring Set (Part Number: 8-97941122-0) designed specifically for the ISUZU 4JH1 diesel engine. Manufactured to meet or exceed OEM specifications, this ring set is essential for maintaining optimal compression, oil control, and overall engine performance in heavy-duty applications. Ideal for use in excavators, generators, and industrial machinery, it is ready for global shipping to major markets including North America, Europe, Asia-Pacific, the Middle East, and Africa.
Key Features & Benefits
Precision Engineering: Manufactured to exact OEM dimensions for a perfect fit and reliable seal in 4JH1 cylinders.
Superior Durability: Constructed from high-strength, wear-resistant materials to withstand extreme combustion pressures and temperatures.
Enhanced Oil Control: Optimized ring profile ensures minimal oil consumption and reduced blow-by for cleaner combustion.
Extended Engine Life: Reduces cylinder wall wear and maintains compression, helping to prolong the service interval of your Isuzu engine.
Rigorous Testing: Each set undergoes strict quality control checks to ensure dimensional accuracy and material integrity.
Year Range: Typically used in engines manufactured from the late 1990s through 2010s (verify specific engine serial number).
Global Supply & Distribution
We specialize in the global export of heavy-duty engine parts. Our logistics network ensures fast and reliable delivery to:
North America: Los Angeles, Houston, New York (USA); Toronto, Vancouver (Canada)
Europe: Rotterdam, Hamburg, Antwerp, Felixstowe
Asia-Pacific: Singapore, Shanghai, Tokyo, Sydney
Middle East & Africa: Dubai, Jeddah, Durban, Lagos
South America: Santos, Buenos Aires, Callao
We offer flexible shipping options including FOB, CIF, and DDP terms. All orders are packed securely for international transit to prevent damage.
Quality Assurance
Manufacturing Standards: Produced in ISO 9001 certified facilities.
Material Certification: All raw materials are traceable and meet or exceed SAE/AISI standards.
Testing: Each batch is tested for hardness, tensile strength, and dimensional accuracy.
Warranty: 12-month warranty against manufacturing defects under normal operating conditions.
FAQ
Q1: Is this piston ring set a direct fit for my ISUZU 4JH1 engine?
A: Yes, part number 8-97941122-0 is the standard OEM specification for the 4JH1 series. However, we recommend checking the piston diameter and ring groove dimensions on your specific piston to ensure compatibility, as some rebuilds may use oversized rings.
Q2: What is the correct installation procedure for these rings?
A: Always use a quality piston ring expander tool to avoid twisting or breaking the rings. Ensure the ring gaps are staggered at 120-degree intervals around the piston. Lubricate the rings and cylinder wall with clean engine oil before installation. Follow the engine manufacturer’s service manual for torque specifications.
Q3: How do I verify the ring end gap?
A: Place the ring inside the cylinder bore (at the top of the ring travel) and use a feeler gauge to measure the end gap. The standard gap for 4JH1 rings is typically between 0.25mm and 0.45mm. If the gap is too tight, the ring may seize; if too wide, you will experience compression loss. Consult the service manual for exact specifications for your engine variant.
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