8-98017027-0 85° Thermostat suitable for Isuzu 4JJ1 engines and Hitachi excavators
The 8-98017027-0 thermostat is specifically designed for Isuzu 4JJ1 series engines, operating at a temperature of 85℃. It regulates the flow of engine coolant to maintain the engine within its optimal operating temperature range, improving combustion efficiency and engine performance. This thermostat is made of high-quality heat-resistant materials, offering corrosion and high-temperature resistance, ensuring stable and reliable operation under long-term and high-load conditions. It is easy to install and perfectly matches the original equipment interface, suitable for routine maintenance and replacement.
The 8-98017027-0 thermostat provides precise temperature control, effectively maintaining the engine's optimal operating temperature, improving fuel efficiency and engine performance; it is highly resistant to high temperatures and corrosion, features a reliable structure, and is easy to install, making it suitable for long-term stable use in 4JJ1 series engines.
| Part Number |
8-98017027-0 |
| Type |
Thermostat |
| Function |
Regulates coolant flow to maintain optimal engine operating temperature |
| Operating Temperature |
85℃ |
| Application |
4JJ1 series diesel engines |
| Material |
High-temperature resistant metal and corrosion-resistant materials |
Suitable for Hitachi Excavators
CP200-3, PZX135USK-3F, VR516FS, ZX110-3, ZX110-3-AMS, ZX110-3-HCME, ZX110M-3, ZX110M-3-HCME, ZX120-3, ZX130-3-AMS, ZX130-3-HCME, ZX130K-3, ZX135US-3, ZX135US-3-HCME, ZX135US-3F-HCME, ZX135USK-3, ZX140W-3, ZX140W-3-AMS, ZX140W-3DARUMA, ZX145W-3, ZX160LC-3, ZX160LC-3-AMS, ZX160LC-3-HCME, ZX180LC-3, ZX180LC-3-AMS, ZX180LC-3-HCME, ZAXIS120-3, ZAXIS135US-3, ZAXIS160LC-3
Suitable for Isuzu Engines
4JJ1, 4JK1, 4JJ1-XYSA03, 4JJ1-XYSA01
Replacement Part Numbers
8980170271, 8-98017027-0, 8980170271, 8980170272
Guangzhou Minshun Machinery Equipment Co., Ltd.
We specialize in the sales and service of diesel engine assemblies and construction machinery parts. Our product line covers engine assemblies, filtration systems, electronic control components, hardware accessories, wiring harnesses, and electrical accessories. Our service area includes Canada, the United States, the United Kingdom, Mexico, the Netherlands, Kazakhstan, Mongolia, Russia, Australia, Malaysia, Turkey, Indonesia, Singapore, Thailand, South America, South Africa, and other countries and regions.
Our Product Range
| Engine Rebuild Kit |
Turbochargers |
Engine Diesel Pumps |
Engine Controllers (ECU) |
| Cylinder Blocks |
Cylinder Heads |
Water Pumps |
Injectors |
| Starter Motors |
Filters |
Other Engine Accessories |
Excavator Hydraulic Pumps |
| Swivel Components |
Distributor Valves |
Travel Motor Assemblies |
Chassis Components and Other Accessories |

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Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: Do you test all products before shipping?
A2: Yes, we conduct 100% testing before shipping.
Q3: Which engine models is this Thermostat Sensor compatible with?
A3: This product is designed for specific diesel engine models. If you can provide the engine model or original part number, we can confirm compatibility before shipping to avoid incompatibility issues.
Q4: Can you provide cross-reference information for OEM part numbers?
A4: Yes, we support original part interchange. Please provide the original part number, and we will verify the replacement part accordingly.
Q5: What should I do if there is a problem with the product?
A5: Our products undergo professional testing and are of very stable quality. If you do find any problems, please contact us. We have a professional after-sales team to help you solve the problem.
Why Choose Us?
• Over 20 years of experience specializing in construction machinery, engines, and parts – with stable experience supplying mainstream brands and models.
• Extensive experience in model matching enables us to provide customers with accurate parts selection, reducing procurement risks.
• A long-term, stable, and reliable supply system ensures reliable product sourcing and meets continuous procurement needs.
• For product information or quotations, our professional team will provide you with detailed answers immediately upon receiving your request.