4BG1 Thrust Washer Isuzu Engine Repair Parts – OEM Size Diesel Engine Component

Product Details

Product Overview

This high-quality 4BG1 Thrust Washer is a critical engine repair component specifically designed for Isuzu 4BG1 diesel engines. As a precision-engineered part, it maintains the correct axial clearance of the crankshaft, preventing excessive end-play that can lead to severe engine damage. Manufactured to OEM size specifications, this thrust washer ensures a direct, reliable replacement for worn or damaged units in various heavy-duty applications.

Commonly utilized in construction machinery, industrial equipment, agricultural tractors, generator sets, marine propulsion systems, and material handling equipment, this component is essential for maintaining engine integrity and performance. The 4BG1 engine platform is renowned for its durability, and using a properly specified thrust washer is vital for sustaining its operational lifespan.

As a specialized repair part from, this thrust washer is engineered to meet the rigorous demands of both original equipment and aftermarket service. It is a direct-fit component, eliminating the need for modifications during installation.

Key Features & Benefits

• OEM Specification: Manufactured to the exact OEM size and dimensions for the Isuzu 4BG1 engine, ensuring a perfect fit and reliable sealing function.
• Enhanced Durability: Constructed from high-grade materials to withstand extreme pressure, heat, and friction within the engine’s rotating assembly.
• Critical Engine Protection: Prevents excessive crankshaft end-play, which can cause catastrophic contact between rotating and stationary engine components.
• Direct Replacement: Designed as a direct bolt-in replacement part, saving time and labor costs during engine overhaul or repair.
• Versatile Application: Suitable for a wide range of industrial sectors including construction, agriculture, marine, and power generation.
• Rigorous Quality Control: Each unit is subject to outgoing inspection and dimensional verification to ensure consistent quality.

Technical Specifications

OEM Cross-Reference

This thrust washer is manufactured to match the original Isuzu part specifications. While the exact OEM part number may vary based on the specific variant, the following reference numbers are commonly associated with the 4BG1 thrust washer assembly:

• Isuzu OEM Number: 8-98023-526-0 (Common reference for 4BG1 thrust washer)
• Alternative Reference: 8-98023-527-0
• Cross-Reference: 1-87810-123-0

Note: Always verify the original part number from your engine’s service manual before ordering to ensure compatibility.

Compatibility

This thrust washer is specifically designed for use in the following applications where the Isuzu 4BG1 diesel engine is employed:

• Engine Models: Isuzu 4BG1, 4BG1-T (Turbocharged variant)
• Construction Equipment: Commonly used in excavators, wheel loaders, and backhoes from manufacturers like Hitachi, Sumitomo, and Kobelco that utilize Isuzu engines.
• Industrial Machinery: Forklifts, compressors, and pumps powered by the 4BG1 engine.
• Agricultural Equipment: Tractors and harvesters with Isuzu 4BG1 power units.
• Marine & Genset: Marine propulsion systems and generator sets requiring reliable diesel power.

Fitment is inferred based on common industry usage. Always cross-reference with your specific engine serial number for absolute compatibility.

Global Supply & Distribution

We offer worldwide shipping capabilities to support B2B customers across the globe. Our distribution network is optimized for fast and reliable delivery to major industrial centers and ports.

• North America: Regular shipments to the USA, Canada, and Mexico via air and sea freight.
• Europe: Efficient logistics to EU member states, including Germany, France, the UK, and the Netherlands.
• Asia-Pacific: Direct supply to Japan, South Korea, Australia, and Southeast Asian markets.
• Middle East & Africa: Established routes to UAE, Saudi Arabia, South Africa, and Nigeria.
• South America: Reliable delivery to Brazil, Argentina, and Chile.

We handle all export documentation and customs clearance procedures, ensuring a seamless transaction for international buyers. Our stock is maintained in a centralized warehouse in Guangdong, China, enabling rapid dispatch to any destination.

Quality Assurance

Every 4BG1 Thrust Washer is manufactured under strict quality control protocols in our ISO-compliant facility in Guangdong, China.

• Manufacturing Standards: Produced using precision machining and heat treatment processes to meet or exceed OEM specifications.
• Testing: Each batch undergoes dimensional inspection and material hardness testing. A machinery test report is available upon request.
• Inspection: Video outgoing inspection is provided to verify product condition before shipment.
• Warranty: Backed by a 6-month warranty against manufacturing defects.
• After-Sales Support: Online technical support is available to assist with any installation or performance inquiries.

FAQ

1. How do I confirm this thrust washer is correct for my Isuzu 4BG1 engine?

To confirm compatibility, first locate the exact OEM part number on your old thrust washer or refer to your engine’s parts manual. The most common reference for this component is 8-98023-526-0. Additionally, measure the thickness and diameter of your existing washer. Our part is manufactured to the standard OEM size for the 4BG1, but verifying dimensions against your worn part ensures a perfect match.

2. What are the symptoms of a worn thrust washer in a 4BG1 engine?

A worn thrust washer typically allows excessive crankshaft end-play. Common symptoms include a noticeable knocking or thumping sound from the lower engine area, especially when the clutch is engaged or disengaged (in manual transmission applications). You may also see metal shavings in the engine oil. If left unchecked, it can lead to severe damage to the crankshaft, main bearings, and engine block.

3. Do I need any special tools to install this thrust washer?

Installation of a thrust washer is a standard part of engine rebuild or bearing replacement. While no special tools are strictly required, you will need standard engine overhaul tools including a torque wrench, dial indicator (to measure end-play after installation), and a bearing scraper for final clearance adjustments. It is highly recommended to replace the main bearings and connecting rod bearings at the same time to ensure consistent engine performance and longevity.