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DCEC 6CTA8.3 Marine Auxiliary Engine

DCEC 6CTA8.3 series marine auxiliary engine is a 6-cylinders in line, 8.3 liters four-strokes engine with 114mm bore and 135mm stroke. DCEC 6CTA8.3 series marine auxiliary engine equipped with BYC fuel pump and GAC electronic governor.

The prime power range for 50HZ generator set (1500RPM) of DCEC 6CTA8.3 series marine auxiliary engine is from 115 kW to 155 kW. The prime power range for 60HZ generator set (1800RPM) of DCEC 6CTA8.3 series marine auxiliary engine is from 129 kW to 175 kW.

DCEC marine auxiliary engines have different configurations which have different power output, with code T in the engine model name means turbocharged engine, code TA in the engine model means turbocharge with water-air intercooler and code TAA in the engine model means turbocharge with air-air intercooler. DCEC provides both heat exchanger cooling and radiator cooling marine auxiliary engines, which mainly using for marine main generator and marine emergency generator. For the emergency generator set applications, we provide additional options for customers such as dual starter motor system (we provide both electric and spring starter motor for customers), which are required by most of international classifications. All of DCEC marine auxiliary engine are comes with dry type exhaust system, which means dry type exhaust manifold and dry type turbocharger, SeaMac provides upgrading services for water-cooled exhaust system, which modify dry type exhaust system into water-cooled exhaust system, which are quite important and often requested by passenger boat projects.

Advantages of 6CTA8.3 Auxiliary Engine

1. The three-stage filter ensures balanced particle dispersion, protects main components of the fuel system and maximizes engine life.

2. The cylinder liner adopts plateau honing cross hatch and corrosion-resistant high nickel cast iron piston, which significantly reduces engine oil loss and improves durability and service life.

3. Adopt Holset supercharger with integral wastegate valve, low speed response and strong power

4. With advanced design, the power per liter is increased up to 23.4 kW / liter.

DCEC 6CTA8.3 Series Marine Auxiliary Engine

This list including all models of DCEC 6CTA8.3 Series Marine Auxiliary Engine.
Click here to find marine engines by type (Fuel System & Power Range).

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Sales Team


Generator Engine - Miss. Stella Zhang

Marine Engine - Mrs. Hailey Tang

Automotive Engine - Mr. Kevin Liu

Industrial Engine - Miss. Serena Zhang

Pump Engine - Mr. Joie Zeng

Engine Parts - Mr. Placido Yu

Sales Director - Mr. Jasper Lee      

Service Team


Technical Service - Mr. Vin Hu

Customer Service - Mrs. Wendy Fu

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