Piston Ring 8942478670 SDI10160ZZ for Isuzu 4JB1T 4JB1 Engine Excavator Truck

Product Details

Product Overview

This high-quality piston ring set, referenced by OEM number 8942478670 and cross-number SDI10160ZZ, is specifically designed for the Isuzu 4JB1 and 4JB1T diesel engine family. These engines are widely recognized for their robust performance in industrial and automotive applications, particularly in excavators and light-to-medium-duty trucks manufactured between 1996 and 2009.

Manufactured from durable materials to exacting standards, this piston ring set ensures a reliable seal within the cylinder bore. It is a direct replacement part intended for engine overhaul or repair, helping to restore compression, reduce oil consumption, and enhance overall engine efficiency. While primarily designed for the 4JB1 series, please verify compatibility with your specific engine variant and application before installation.

Key Features & Benefits

• Precision Engineering: Manufactured to match the exact specifications of the Isuzu 4JB1/4JB1T engine, ensuring a proper fit and reliable sealing performance.
• OEM Cross-Reference: Directly replaces Isuzu part number 8942478670 and aftermarket number SDI10160ZZ, simplifying part identification and ordering.
• Restored Engine Performance: Designed to restore compression, minimize blow-by, and reduce oil consumption, contributing to improved fuel efficiency and power output.
• Durable Construction: Built from high-grade materials to withstand the high temperatures and pressures within a diesel combustion chamber, ensuring a long service life.
• Versatile Application: Suitable for a wide range of equipment powered by the 4JB1 engine, including excavators, trucks, and other industrial machinery from the 1996-2009 model years.
• Cost-Effective Solution: A high-quality aftermarket alternative to expensive dealer parts, providing excellent value for engine rebuilds and repairs.

Technical Specifications

OEM Cross-Reference

This piston ring set is a direct replacement for the following OEM and aftermarket part numbers. Please use these numbers to verify compatibility with your existing engine parts.

• Isuzu OEM: 8942478670
• Aftermarket Cross: SDI10160ZZ

Compatibility

This piston ring set is commonly used for engine overhaul in the following applications. Always confirm the specific engine model and year of your equipment before purchasing.

• Engine Models: Isuzu 4JB1, 4JB1T
• Vehicle/Equipment Applications:
  • Isuzu N-Series / Elf trucks (1996-2009)
  • Isuzu KB / Rodeo pickups (selected models with 4JB1-T)
  • Various Excavator models (e.g., Hitachi EX55, EX60, Sumitomo SH60 using Isuzu 4JB1 engine)
  • Other industrial machinery (generators, compressors) powered by the 4JB1 engine family.

Global Supply & Distribution

We offer efficient worldwide shipping to meet the demands of international B2B buyers. Our logistics network ensures fast and reliable delivery to major industrial centers and ports across the globe.

• Major Markets Served: North America, Europe (EU), Asia-Pacific, Middle East (GCC), Africa, and South America.
• Shipping Options: Express courier (DHL, FedEx, UPS) for small orders; Sea freight (FCL/LCL) for bulk orders; Air freight for time-sensitive shipments.
• Export Expertise: We have extensive experience in international trade, ensuring proper documentation, customs clearance support, and compliance with import/export regulations for your destination country.

Quality Assurance

We are committed to providing parts that meet or exceed the performance of original components. Our quality assurance process ensures reliability and durability for your engine rebuild.

• Manufacturing Standards: Components are manufactured in ISO-certified facilities, adhering to strict quality control measures.
• Testing: Parts undergo dimensional inspection and material verification to ensure they meet the required specifications for hardness, tensile strength, and thermal stability.
• Warranty: This product is covered by a 3-month warranty against manufacturing defects. After-warranty service includes video technical support to assist with installation and troubleshooting.

FAQ

Q1: How can I be sure this piston ring set (8942478670) will fit my engine?

A: This set is specifically designed for the Isuzu 4JB1 and 4JB1T engines with a 93mm bore diameter. The most reliable way to confirm fitment is to check the part number stamped on your old piston rings or consult your engine’s service manual. If your engine is a 4JB1 variant, this is the correct ring package. If you have a different engine model (e.g., 4JG2, 4HF1), this set will not fit.

Q2: What is the correct installation procedure for these piston rings?

A: Proper installation is critical. We recommend the following steps: 1) Clean the ring grooves thoroughly. 2) Check the ring end-gap in the cylinder bore; it must be within the manufacturer’s specifications. 3) Install rings using a proper piston ring expander to avoid breakage. 4) Stagger the ring gaps evenly around the piston (typically 120 degrees apart for a 3-ring set). 5) Lubricate the rings and piston with clean engine oil before inserting into the cylinder. If you are not experienced, please consult a professional diesel mechanic.

Q3: What does the 3-month warranty cover, and what do I do if I have a problem?

A: Our 3-month warranty covers manufacturing defects such as material flaws or incorrect dimensions. It does not cover damage caused by improper installation, engine failure from other faulty components, or normal wear and tear. If you encounter an issue, please contact us immediately with your order number and a description of the problem. We will provide video technical support to help diagnose the issue and, if a defect is confirmed, arrange for a replacement or refund.