Cummins Marine 6CT8.3-GM129

Cummins 6CT8.3-GM129 marine auxiliary engine is a 6-cylinder in-line, 8.3-liter four-stroke engine with a 114mm bore and 135mm stroke. It is equipped with a BYC PB fuel pump GAC electronic governor and a turbocharger. The prime power for the generator set at 1800RPM is 129kW.

Cummins Marine 6CT8.3-GM129 provides both heat exchanger cooling and radiator cooling marine auxiliary engines, primarily used for marine main generators and marine emergency generators. For emergency generator set applications, additional options are available for customers, such as a dual starter motor system, providing both electric and spring starter motors, as required by most international classifications.

All Cummins Marine 6CT8.3-GM129 marine auxiliary engines come with a dry-type exhaust system, including a dry-type exhaust manifold and dry-type turbocharger. we offer upgrading services for water-cooled exhaust systems and modifying dry-type exhaust systems into water-cooled ones, which are quite important and often requested for passenger boat projects.

6CT8.3-GM129 – General Information

Model: 6CT8.3-GM129

Type: 6 Cylinders in Line

Displacement: 8.3 L

Bore * Stroke: 114 * 135

Net Weight (with flywheel & alternator): 637 Kg

Overall Dimension: 1360mm*780mm*988mm

Engine Configuration No.: D412068MX02

Manufacture Plant: Dongfeng Cummins Plant

6CT8.3-GM129 – Performance Data

Rated Power/Speed: 129 kW/173HP @ 1800 rpm

Standby Power: 142 kW/190HP @ 1800 rpm

Low Idle Speed: 750-950 rpm

Fuel Consumption (Running Speed): ≤ 288 g/kW.hr

6CT8.3-GM129 – Technical Specification

Certification: CCS Certificates

Aspiration: Turbocharged

Fuel System: BYC PB Pump/GAC Governor

Compression Ratio: 17.3:1

Starting Method: Electrical/Air Start (12V/24V)

Lowest Starting Temp Without auxiliary system: -12℃

Engine Cooling Fluid Volume: 10 L

Ignition Order: 1-5-3-6-2-4

Cooling Method: Water Cooled

Cummins Engine Seires