Hino Bare Engine Assembly J08 cylinder block for construction equipment

The Hino J08 series engine stands out as a premier power source for Japanese construction machinery, renowned for its exceptional fuel efficiency, outstanding reliability, and remarkably smooth power delivery. As a large-displacement, inline-six-cylinder diesel engine, it performs exceptionally well in the 20-to-30-ton excavator class. Its "Bare Engine Assembly" typically comprises core components such as the cylinder block, cylinder head, crankshaft, connecting rods, pistons, and camshaft.

Engine Configuration: Inline-six-cylinder, 4-stroke, 7.684-liter displacement

Cooling System: High-efficiency water-cooling system (featuring superior thermal load management)

Air Intake System: Turbocharged and intercooled (ensuring consistent power output under high-load conditions)

Rated Power: Approximately 150–210 kW (200–280 hp), depending on specific equipment calibration

Fuel System: Electronically controlled common-rail fuel injection system (delivering high injection precision to optimize emissions and fuel economy)

Key Advantages:

Superior Power Response: Delivers smooth power output and rapid response amidst the complex load fluctuations of excavation work, effectively boosting operational efficiency.

Outstanding Durability: Hino engines are renowned for precision manufacturing, offering excellent wear resistance in the cylinder block and critical moving parts.

Fuel Economy: The application of high-pressure common-rail technology significantly reduces operating costs during long-duration operations.

Primary Applications: Kobelco excavators, Sumitomo construction machinery, large industrial generator sets, and specialized heavy-duty vehicles.

Guangzhou Jianming Machinery Equipment Co., Ltd.

With 20 years of solid practical experience, we are experts in the field of machinery power systems and components.

We began as a small machinery repair shop. Over the past two decades, we have accumulated a wealth of successful global projects and maintenance expertise. Drawing on frontline experience in resolving complex mechanical issues, we have earned widespread acclaim and grown into a comprehensive enterprise employing over 200 professionals. We deeply understand the challenges equipment faces under extreme conditions and possess extensive practical experience and expertise in the following areas:

**Heavy Machinery Power Upgrades and Retrofitting:** We provide customized engine replacement and overhaul solutions for various types of construction machinery, specializing in the repair and tuning of high-end electronically controlled power platforms, such as the Hino J08 series.

**Mining and Industrial Equipment Maintenance:** We offer professional power optimization and fault diagnosis strategies to ensure equipment remains operational under heavy-load conditions.

**Agricultural and Irrigation Power Systems:** We provide power unit upgrades and comprehensive troubleshooting services for a wide range of agricultural machinery and irrigation/drainage equipment.

Leveraging our extensive technical expertise, we are also a robust supplier of spare parts:

**Comprehensive Spare Parts Supply:** We offer a wide selection of carefully curated construction machinery parts—including high-pressure common-rail injectors, piston and connecting rod kits, precision cylinder heads, ECU modules, and engine overhaul gasket sets—to meet all your one-stop procurement needs.

Our wealth of practical experience and robust supply chain system are our most valuable assets. Whether you are facing complex mechanical challenges or require reliable spare parts, Jianming Machinery possesses the expertise to help you succeed!