Product Overview

This is a genuine, high-performance piston ring set engineered for Isuzu 6HK1XQA direct injection diesel engines. Designed for durability and optimal compression, it is the ideal replacement part for heavy-duty construction and industrial machinery. We specialize in global B2B supply, serving major markets across North America, Europe, Asia-Pacific, and the Middle East with reliable shipping and export compliance.

Key Features & Benefits

• Genuine Quality: Manufactured to original equipment specifications for a perfect fit and guaranteed performance.
• Enhanced Durability: Precision-engineered from high-grade materials to withstand extreme pressures and temperatures, extending engine life.
• Optimal Sealing: Ensures maximum cylinder compression, reduces oil consumption, and maintains engine efficiency.
• Direct Injection Compatible: Specifically designed for the high-pressure environment of the 6HK1XQA direct injection system.
• Complete Set: Includes all necessary rings for a full piston assembly, simplifying procurement and installation.

Technical Specifications

OEM Cross-Reference

This genuine part corresponds directly to the following OEM numbers:

• Isuzu: 8-94391502-4
• Isuzu (Alternate Format): 894391-5024

Compatibility

This piston ring set is compatible with engines and machinery using the Isuzu 6HK1XQA engine, including but not limited to:

• Excavators: Hitachi ZX330, ZX360
• Excavators: John Deere (Hitachi) CX370
• Other Applications: Various industrial power units and generator sets equipped with the 6HK1XQA engine.

Always verify your engine serial number for final confirmation before purchase.

Global Supply & Distribution

We are a trusted partner for international B2B clients in the automotive and heavy machinery sectors. Our logistics network ensures efficient worldwide shipping to major industrial hubs and ports.

• Primary Markets: North America (USA, Canada), European Union, United Kingdom, Australia, Southeast Asia, and the Middle East.
• Efficient Logistics: We facilitate fast delivery via air and sea freight to minimize downtime for your operations.
• Export Expertise: All documentation is handled professionally for smooth customs clearance and international trade compliance.

Quality Assurance

Every part is sourced to meet stringent quality standards.

• Manufacturing Standard: Produced to original Isuzu engineering specifications (OES).
• Rigorous Testing: Components undergo dimensional checks and material analysis to ensure performance and longevity.
• Reliability: Backed by our supplier warranty, guaranteeing the part is free from manufacturing defects.

FAQ

Q1: Is this a complete piston ring set for one cylinder or the entire engine?
A1: This part number (8-94391502-4) typically refers to a full set of rings for one piston. Please confirm the quantity required for your engine rebuild, as a 6-cylinder engine will need six sets.

Q2: Can this ring set be used on a turbocharged 6HK1 engine?
A2: Yes. The 6HK1XQA designation includes turbocharged, direct injection variants. This ring set is specifically engineered for the high combustion pressures of these engines, making it suitable for turbocharged applications.

Q3: What are the critical installation checks for this ring set?
A3: Professional installation is crucial. Key steps include: verifying ring end-gap clearance according to the engine service manual, ensuring the cylinder liner is within specified bore tolerance and honed correctly, and positioning the rings on the piston as per manufacturer markings (top, second, oil control rings) to prevent engine damage.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .