المحرك Isuzu 4JJ1 لـ Isuzu 4JJ1

Model: Isuzu 4JJ1 Diesel Engine

Engine Configuration: Inline-4 cylinder, 2.99L displacement

Rated Power: 70 kW – 130 kW (94 – 174 hp) @ 2200–2800 rpm (ratings vary significantly between industrial and automotive applications)

Rated Speed: 2200 rpm – 2800 rpm

Dimensions: Approx. 850 mm x 700 mm x 850 mm (L x W x H)

Weight: Approx. 300 kg – 350 kg (dry weight)

Electrical System: 12V or 24V starter motor, high-output alternator, advanced Electronic Control Module (ECM)

Cooling System: Liquid-cooled; optimized high-capacity cooling circuit

Fuel System: High-Pressure Common Rail (HPCR) direct injection with Variable Geometry Turbocharger (VGT)

Emissions Standards: Compliant with Tier 3 / Stage IIIA through Tier 4 / Stage IV standards (depending on regional version)

Mounting: Standard industrial/skid-mount configuration

Key Applications: Small to medium-sized excavators (e.g., Hitachi/Zaxis series), skid-steer loaders, agricultural equipment, and light commercial trucks

Guangzhou Jianming Machinery Equipment Co., Ltd.
With 20 years of solid practical experience, we are experts in the field of mechanical power systems and spare parts.

We began as a shop specializing in machinery repair. Over the past two decades, we have accumulated a wealth of successful case studies and maintenance experience worldwide. This frontline experience in solving complex mechanical issues has earned us widespread acclaim and driven our growth 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 Modifications: Providing customized engine modification and replacement solutions for excavators, bulldozers, loaders, and other heavy equipment. We possess extensive expertise in mainstream power systems, including brands such as Kobelco, Yanmar, Caterpillar, Cummins, Isuzu, Perkins, Deutz, and Volvo.

Mining Equipment Maintenance and Optimization: We provide specialized repair, maintenance, and power optimization strategies tailored for heavy-duty mining equipment operating under high-load conditions.

Agricultural and Irrigation System Solutions: We assist farms in the efficient design and assembly of irrigation systems, while also troubleshooting and upgrading power units for various types of agricultural machinery.

Leveraging this wealth of technical experience, we are also a robust supplier of spare parts:

Comprehensive Machinery Parts Supply: Our deep understanding of maintenance gives us a profound appreciation for quality. We offer a wide range of premium parts for excavators and heavy machinery—covering hydraulic systems, fuel systems, internal engine components, and electrical systems—to meet all your one-stop procurement needs.

Our extensive practical experience and comprehensive supply chain network are our most valuable assets. Whether you are facing complex mechanical challenges or require reliable spare parts, Jianming Machinery has the expertise to help you succeed!