Complete 2-Stroke Marine Diesel Engine Overhauling

Complete Overhaul, Repair & Life-Extension Solutions for MAN B&W, WinGD, Sulzer/Wärtsilä & Mitsubishi UE Engines.

KIMI provides complete overhaul, repair and life-extension solutions for low-speed 2-stroke marine diesel engines. Supporting leading engine makers including MAN B&W, WinGD, Sulzer/Wärtsilä and Mitsubishi UE, KIMI delivers turnkey services covering inspection, dismantling, precision measurements, component reconditioning, advanced machining, reassembly, commissioning and sea trials. Through laser cladding, AI-driven robotic welding, reverse engineering, heavy-duty CNC machining and certified quality control, KIMI restores critical engine components to applicable OEM specifications, helping vessel operators reduce downtime, lower lifecycle costs and maximize engine reliability.

Customer Benefits

<h3><strong>Expert Troubleshooting & Reliable Repairs</strong></h3>

Expert Troubleshooting & Reliable Repairs

<h3><strong>Cost-Efficient OEM Alternative</strong></h3>

Cost-Efficient OEM Alternative

<h3><strong>Fast Global Response</strong></h3>

Fast Global Response

Engines We Support

Select the maker, engine family and model.

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Why rely on KIMI for 2-Stroke Engine Overhauling

14000
+

Global Service Projects Completed

40
+

Years of Experience in 2-Stroke Engine Overhauling

35
+

Service Engineers & Technicians

Trusted Experts in 2-Stroke Engine Overhauling Since 1984

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Case Studies

FAQs

KIMI provides complete overhauling services including onboard engine overhaul, cylinder cover reconditioning, exhaust valve repair, piston and piston rod reconditioning, cylinder liner honing, bearing restoration, camshaft repair, fuel system overhaul, and manufacturing of critical components.

KIMI services all major 2-stroke marine diesel engines, including MAN Energy Solutions (MAN B&W), Wärtsilä (Sulzer), Mitsubishi Heavy Industries, and other leading engine makers.

Yes, KIMI deploys experienced riding teams specialized in onboard overhauling of 2-stroke engines. Our teams are equipped to carry out repairs efficiently during voyages or port stays, minimizing downtime.

KIMI has over 40 years of experience and has successfully overhauled 2,500+ engines, covering a wide range of bore sizes (260–980 mm) across major OEM platforms.