Caterpillar 3304B motor till Caterpillar entreprenadmaskiner

Caterpillar 3304B Engine: A classic 7.0L inline-4 diesel engine renowned for its exceptional durability, high torque reserve, and outstanding performance in harsh environments; it stands as one of Caterpillar's most widely used and reliable mid-range power platforms in history.

Engine Configuration: Inline-4 cylinder, 7.0-liter displacement

Rated Power: 85 – 125 kW (114 – 168 hp) @ 2000 – 2200 rpm (depending on turbocharging configuration and application)

Dimensions: Approx. 1100mm x 800mm x 1100mm (L x W x H)

Weight: Approx. 700 kg – 750 kg (dry weight)

Cooling System: Heavy-duty liquid cooling system

Fuel System: Mechanical direct injection; turbocharging and aftercooling options available

Emission Standards: Early off-highway emission standards

Key Applications: Mid-sized bulldozers (e.g., D6D), excavators (e.g., 225, 235), loaders, motor graders, drilling rigs, and generator sets

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 resolving complex mechanical issues has earned us widespread acclaim and propelled our growth into a comprehensive enterprise with a workforce of over 200 professionals.

We deeply understand the challenges equipment faces under extreme operating 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 specialize in major 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 providing troubleshooting and power unit upgrades for various types of agricultural machinery.

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

Comprehensive Machinery Parts Supply: Our deep understanding of maintenance drives our commitment to quality. We offer a wide range of premium parts for excavators and heavy machinery—including 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 possesses the expertise to help you succeed!