Product Overview

This genuine OEM piston kit is engineered for the Isuzu 4JJ1 diesel engine, a cornerstone of reliability in commercial and utility vehicles worldwide. Designed for precision fitment and maximum durability, this kit is an essential component for engine rebuilds and overhauls. We supply this critical part to a global network of distributors, workshops, and fleet operators, ensuring fast and reliable delivery to major markets across North America, Europe, Asia-Pacific, and the Middle East.

Key Features & Benefits

• OEM Quality: Manufactured to exact Isuzu specifications, ensuring perfect fit, optimal compression, and reliable performance.
• Enhanced Durability: Constructed from high-grade aluminum alloy for superior strength-to-weight ratio and excellent heat dissipation.
• Precision Engineering: Features precisely machined ring grooves and pin bores for smooth operation and reduced oil consumption.
• Optimized for Performance: Designed to withstand the high compression ratios and thermal loads of the 4JJ1 turbo-diesel engine.
• Complete Kit Solution: Provides all necessary piston components for a streamlined and efficient engine rebuild process.

Technical Specifications

OEM Cross-Reference

This genuine Isuzu part is supplied under the following official numbers. It is a direct replacement for these OEM references.

• Isuzu: 8-98132548-1
• Isuzu (Alternate Format): 8981325481

Compatibility

This piston kit is specifically designed for the Isuzu 4JJ1 series 3.0L turbo-diesel engine. It is a critical replacement part for the following popular models:

• Vehicle Models: Isuzu D-Max (Pickup), Isuzu MU-7, Holden Rodeo, Chevrolet Colorado (with 4JJ1 engine).
• Engine Application: Isuzu 4JJ1-TC and 4JJ1-TCX engines.
• Typical Year Range: Commonly found in vehicles produced from the early 2000s onwards. Please verify your engine serial number for exact compatibility.

Global Supply & Distribution

We are a leading supplier of genuine and OEM-quality engine components for the international automotive aftermarket. Our logistics network is optimized for B2B trade.

• Worldwide Shipping: We export to all major industrial regions, including North America (USA, Canada, Mexico), the European Union, the United Kingdom, Australia, Southeast Asia, the Middle East, and Africa.
• Fast Delivery to Hubs: Consolidated shipments ensure cost-effective and timely delivery to major ports and logistics centers in Rotterdam, Los Angeles, Singapore, Dubai, and Sydney.
• Export Compliance: All documentation, including certificates of origin and commercial invoices, is prepared to meet international customs standards for seamless clearance.
• Bulk & Wholesale Focus: We specialize in supplying container loads (LCL/FCL) and palletized orders to distributors, large workshops, and government fleet contractors.

Quality Assurance

Every component we supply meets the highest industry standards to ensure your engine rebuilds are successful and long-lasting.

• Genuine OEM Part: This is an original Isuzu part, guaranteeing perfect compatibility and performance.
• Rigorous Testing: Manufactured under strict quality control systems. Components undergo dimensional checks, material analysis, and performance validation.
• Warranty: Backed by a standard manufacturer’s warranty against defects in material and workmanship. Specific warranty terms are provided with the commercial invoice.
• Packaging: Parts are packaged in OEM-style boxes or industrial bulk packaging to prevent damage during international transit.

FAQ

Q: How can I confirm this piston kit fits my specific Isuzu 4JJ1 engine?
A: The most reliable method is to cross-reference the part number stamped on your original piston or listed in your engine’s service manual with our primary part number 8-98132548-1 or its alternate 8981325481. Providing your engine serial number to our technical team can also ensure a perfect match.

Q: Is this kit sold as a single piston or as a full set for the engine?
A> This listing is for a single piston kit, which includes the piston, wrist pin, and piston rings for one cylinder. For a complete engine overhaul, a set of four kits (one per cylinder for the 4-cylinder 4JJ1) is required. Please contact our sales team for competitive pricing on full engine sets.

Q: What are the recommended installation procedures to ensure optimal performance and longevity?
A> We strongly recommend installation by a qualified technician. Key steps include: thoroughly cleaning the cylinder bore, checking ring end-gap specifications, properly lubricating the piston skirt and pin with assembly lube, and ensuring correct ring orientation. Always follow the official Isuzu 4JJ1 engine service manual for torque specifications and procedures.

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 .