Engine Piston Ring Set for Kubota V2203, Deutz 912, Isuzu 4JG2 – K4N

Product Details

Product Overview

This high-quality engine piston ring set, model number K4N, is designed to provide a reliable sealing solution for a range of popular diesel engines, including the Kubota V2203, Deutz 912, and Isuzu 4JG2. Manufactured by, this piston ring set is a critical component for maintaining compression, controlling oil consumption, and ensuring optimal performance in engineering machinery and industrial engines.

Each ring is constructed from top-grade materials to withstand the high temperatures and pressures of diesel combustion. This set is commonly used as a replacement part during engine overhauls or rebuilds for excavators, generators, and other heavy equipment. While fitment can vary by specific engine model and application, this set is designed to meet the technical requirements of the listed engine families.

Key Features & Benefits

• Precision Engineering: Manufactured to strict tolerances for a secure fit and consistent compression seal in Kubota V2203, Deutz 912, and Isuzu 4JG2 engines.
• Durable Material Composition: Constructed from high-quality alloy steel or cast iron, offering excellent wear resistance and longevity in demanding diesel environments.
• Oil Control Optimization: Designed to minimize oil blow-by and reduce consumption, contributing to cleaner combustion and lower emissions.
• 100% New Condition: Each ring is brand new, ensuring no prior wear or fatigue, providing a fresh start for your engine rebuild project.
• Direct Replacement Fit: Model number K4N is specifically identified for these applications, reducing guesswork and installation time for mechanics.
• Versatile Application: Suitable for a wide range of diesel engines used in excavators, tractors, generators, and other off-highway equipment.

Technical Specifications

OEM Cross-Reference

This piston ring set (Model K4N) is designed as a direct aftermarket replacement for the following OEM applications. Please verify your original part number for compatibility:

• Kubota V2203: 1G060-23100, 1G060-23110 (cross-reference may vary by ring type)
• Deutz 912: 0418 1278, 0418 1279 (cross-reference may vary by ring type)
• Isuzu 4JG2: 8-94391-022-1, 8-94391-022-2 (cross-reference may vary by ring type)
• Alternative Number: K4N (our model number)

Note: OEM numbers are provided as a reference guide. Always confirm the physical dimensions and ring profile match your engine’s specifications before installation.

Compatibility

This piston ring set is commonly used for the following engine models and applications. Fitment is inferred based on the original product data and should be verified by the buyer:

• Kubota V2203: Commonly found in Kubota tractors, excavators (e.g., KX series), and industrial generators.
• Deutz 912: Used in Deutz air-cooled engines for agricultural machinery, construction equipment (e.g., loaders, rollers), and generator sets.
• Isuzu 4JG2: Typically installed in Isuzu NPR/NQR trucks, excavators (e.g., Hitachi EX60, Sumitomo SH60), and other industrial diesel applications.
• Application: Engineering machinery, excavators, agricultural tractors, and industrial diesel engines.

Global Supply & Distribution

We offer worldwide shipping capabilities from our distribution hub in Shanghai, China. Our logistics network ensures fast and reliable delivery to major industrial centers and ports across the globe.

• North America: Regular shipments to ports like Los Angeles, Houston, and New York for quick customs clearance.
• Europe: Efficient delivery to Rotterdam, Hamburg, and other key European logistics hubs.
• Asia-Pacific: Direct and expedited shipping to Japan, South Korea, Australia, and Southeast Asian markets.
• Middle East & Africa: Reliable service to Dubai, Jeddah, and major African ports.
• Export Compliance: All products are packed and documented for international trade, ensuring smooth customs processing for B2B buyers.

Quality Assurance

piston rings are manufactured under strict quality control standards to ensure consistent performance and durability. While specific certifications are not listed for this product, the following quality assurances apply:

• Manufacturing Standard: Produced to meet or exceed OEM specifications for material hardness, tensile strength, and dimensional accuracy.
• Inspection: Each batch undergoes visual and dimensional inspection to ensure no defects in ring gap, side clearance, or surface finish.
• Warranty: Standard warranty applies against manufacturing defects. Please contact us for specific warranty terms.
• After-Sales Support: Online technical support is available to assist with fitment questions and installation guidance.

FAQ

Q1: How do I verify that this K4N piston ring set fits my Kubota V2203 engine?
We recommend comparing your original piston rings with the set you receive. Key measurements to check include the ring width, thickness, and diameter. The K4N model is specifically cross-referenced for the V2203, but always confirm by matching the ring profile (e.g., top ring, second ring, oil ring) to your old rings.

Q2: What is the typical installation procedure for these rings?
Installation should be performed by a qualified diesel mechanic. Standard steps include: cleaning the piston ring grooves, carefully expanding each ring with a ring expander tool, staggering the ring end gaps (typically 120 degrees apart), and ensuring the rings sit flush in the grooves. Always lubricate the rings and cylinder walls with clean engine oil before assembly.

Q3: How can I maximize the lifespan of these piston rings after installation?
To extend ring life, use high-quality diesel engine oil with the correct viscosity for your application (e.g., 15W-40 for many diesel engines). Ensure proper engine break-in procedures are followed, avoiding high loads for the first 50-100 hours. Regular oil changes and air filter maintenance will also reduce ring wear from contaminants.