Select Page

Main & Auxiliary Engine Overhaul in Turkey

by | Jun 19, 2025 | CASE STUDY

Discover how INJEGOV’s skilled team executed a full main and auxiliary engine overhaul in Turkey, encompassing everything from crankshaft renewal and cylinder head refurbishment to fuel pump calibration and onboard machining. With in‑house facilities in Tuzla, Turkey, this project highlights seamless part reconditioning, and strict OEM compliance.

In this large-scale project carried out in Tuzla, Turkey, our team successfully completed a full main and auxiliary engine overhaul, delivering critical mechanical work with speed, precision, and full compliance to OEM standards. From crankshaft and engine block renewals to on-site liner honing, piston crown rebuilding, and fuel system calibration, every stage of the project was handled entirely by INJEGOV’s experienced personnel—no subcontractors, no compromises.

With almost 50 years of marine engine expertise, INJEGOV operates through fully equipped facilities in Greece and Turkey, including our in-house mechanical workshop staffed by specialized technicians, CNC machinists, field engineers, and marine fitters. Our ability to mobilize complete service teams, execute heavy rigging operations, and carry out precision machining both onboard and ashore is what sets us apart.

This project reflects our core strength: managing complex overhauls from start to finish, with full transparency, speed, and accountability—delivering performance you can trust, exactly when you need it.

This particular project underscores our commitment to delivering reliable and efficient services to our esteemed clients. At INJEGOV we take pride on delivering comprehensive solutions for the overhaul and reconditioning of diesel engines. Equipped with state-of-the-art equipment and manned by experienced technicians, we remain dedicated to providing the most superior quality solutions for your engine maintenance requirements.

MAN B&W 6L23/30H
Auxiliary Engine Overhaul 

In this recent project, INJEGOV successfully completed a full overhaul of a MAN-B&W 6L23/30H auxiliary engine—including the complete removal and renewal of the crankshaft and engine block.

The scope covered dismantling of all major components, rigging and transport of the old block and crankshaft, precision alignment of the new units, and full reassembly with Owner-supplied spares. Additional works included on-site honing, liner and cover reconditioning, and piston crown machining, ensuring every part of the engine met OEM standards.

Executed with speed, accuracy, and minimal vessel downtime, this overhaul reflects INJEGOV’s capability to deliver complex repairs under real-world operational constraints.

MAN B&W 6S60MC
Main Engine Overhaul 

In this recent project, INJEGOV successfully completed a full onboard overhaul of a MAN-B&W 6S60MC-C main engine—restoring full performance with minimal disruption to vessel operations.

The scope included overhaul of pistons, cylinder covers, liners, and stuffing boxes, on-site honing of liners, and replacement of piston crowns. Fuel pumps were reconditioned and calibrated, while piston crowns underwent SAW welding, annealing, CNC machining, and hard chrome plating—all in line with OEM specifications.

Executed efficiently and to the highest standards, this overhaul highlights INJEGOV’s ability to deliver precision engine services under demanding conditions.

Read more

Learn the latest Injegov News, including information on our company’s latest investments, innovations and corporate social responsibility acts.

Hyundai HiMSEN 8H32/40 Cylinder covers during assemply with new parts (2)
Feb 03 2026

Hyundai HiMSEN 8H32/40 Auxiliary Engine overhaul

INJEGOV completed a full workshop overhaul of a Hyundai HiMSEN 8H32/40 auxiliary engine, restoring critical combustion...
Feb 02 2026

INJEGOV sponsors MARTECMA 2026 New Year’s Dinner

INJEGOV SA was honored to participate as a Gold Sponsor at the MARTECMA New Year’s Dinner, held at the iconic Hotel...
Feb 02 2026

CIMAC Membership

INJEGOV SA, as an independent manufacturer, supplier, and service provider operating within the marine diesel engine...
Dec 29 2025

Shanghai Mechanical Workshop

INJEGOV SA announces the opening of its new Mechanical Workshop in Shanghai, expanding technical services and spare...
2025 retrospect
Dec 16 2025

2025 Retrospect

A look back at 2025: strategic expansions, technical excellence, and strong partnerships that drove INJEGOV’s growth...
Dec 16 2025

On-Site Crankshaft Grinding: Reduce Downtime & Costs

On-site crankshaft grinding restores damaged journals to OEM tolerances without crankshaft removal, reducing downtime,...
Dec 16 2025

INJEGOV SA Receives ESG Rating Certificate

INJEGOV SA has received an ESG Rating B through the Synesgy platform by ICAP CRIF, confirming a moderate–high level of...
Dec 12 2025

Pielstick Engine Major Overhaul

A 12,000 running hours major overhaul was carried out by INJEGOV on a Pielstick medium-speed diesel engine operating...
Dec 11 2025

Understanding FIVA Valves & Their Impact on ME Engine Performance

FIVA valves play a critical role in fuel injection and exhaust timing on ME engines. This insight explains how they...
Nov 27 2025

Workshop Upgrades with FIVA Test Bench and Specialized Training

INJEGOV has upgraded its workshop with a state-of-the-art test bench for FIVA, ELFI, and ELVA valves, enabling highly...