Select Page

SDEC G Marine Main Engine

SEDC G series engines are self-developed, modularized and improved designs according to the characteristics of the marine engine market, and manufactured according to SAIC MOTOR manufacturing standards. This series of engines has been greatly upgraded in terms of product quality, reliability, economy, vibration and noise, and appearance. The stroke of SC15G has been extended to 165 mm. Most of the parts of the engine are common to the original model, and are widely used in various types of inland water transport ships, fishing boats, engineering ships and other ships, as well as 150-300KW marine generator sets.

SDEC G series marine main engine is an inline 6cylinder, 12.8 L/14.2 L four-stroke engine with a bore of 135 mm and a stroke of 165 mm. In addition, the G series marine main engine also adopts advanced electronic speed control system, air-air supercharger and turbocharger technology, so that it has excellent fuel economy and low emission characteristics.

The engine not only complies with international emission standards such as Tier I and Tier II of the International Maritime Organization, but also adopts advanced exhaust gas treatment devices to minimize emissions and protect the marine environment.

The series has a wide power coverage and a torque reserve of over 20%. Matching design of high pressure oil pump, ECU, supercharger, injector, piston and other performance parts. Electronic control unit precise control, high injection pressure, small speed fluctuation, strong power.

General Specifications of G Marine Main Engine

Engine Type:6 cylinder
Displacement:14.16 L
Bore * Stroke:135 mm * 165 mm
Advertised Power:176 – 361 kW @ 1500 – 1800 RPM
Peak Torque:N/A
Rated Speed:1500 – 1800 RPM
Aspiration :TC & Intercooled
Dry Weight:1350 kg
Dimension (L * W * H):1680 mm * 884 mm * 1550 mm
SDEC G Marine Main Engine Catalogue

Engine Model

Rated Power

Peak Torque

Engine Model

Rated Power

Peak Torque

SC15G250.15CA1236 HP @ 1500 RPM N/ASC15G250.18CA1236 HP @ 1800 RPM N/A
SC15G310.15CA1298 HP @ 1500 RPMN/ASC15G310.18CA1298 HP @ 1800 RPM N/A
SC15G340.18CA1329 HP @ 1800 RPM N/ASC15G360.15CA1351 HP @ 1500 RPM N/A
SC15G380.15CA1367 HP @ 1500 RPMN/ASC15G400.15CA1386 HP @ 1500 RPMN/A
SC15G400.18CA1386 HP @ 1800 RPM N/ASC15G420.15CA1405 HP @ 1500 RPM N/A
SC15G420.18CA1405 HP @ 1500 RPM N/ASC15G460.15CA1447 HP @ 1500 RPM N/A
SC15G460.18CA1447 HP @ 1800 RPM N/ASC15G500.18CA1484 HP @ 1800 RPMN/A

SDEC G Series Marine Main Engine

This list including all models of SDEC G Series Marine Main Engine.
Click here to find marine main engine by type (Engine Fuel System & Power Range).

WhatsApp Online logo

Sales Team

Marine Service - SeaMacWhatApp-Icon

Automotive Service - DuraMacWhatApp-Icon

Industrial Service - ConeMacWhatApp-Icon

Generator Service - SINOGENWhatApp-Icon

Pump Service - PumpMacWhatApp-Icon

Parts Service - PartMacWhatApp-Icon

Sales Manager - Mrs. Wendy Fu

Sales Director - Mr. Jasper Lee       WhatApp-Icon

Shipping Service

Contact EMAC Now!

Subscribe To Our Newsletter

Subscribe To Our Newsletter

Subscribe to get the latest updates from

You have Successfully Subscribed!

Pin It on Pinterest