Mitsubishi · Main Engine

Mitsubishi UEC50LSII Spare Parts

Genuine and Alang-reconditioned spare parts for the Mitsubishi UEC50LSII two-stroke crosshead marine diesel engine — handymax bulkers, product tankers, chemical tankers, multi-purpose cargo, smaller container feeders. Shipped from Bhavnagar, India to any port worldwide.

Parameter	UEC50LSII
Maker	Mitsubishi
Model	UEC50LSII
Equipment	Two-stroke crosshead marine diesel engine
Bore	500 mm
Stroke	1,950 mm
Cylinders	4, 5, 6, 7, 8, 9 cylinders
Power	5,500 kW (4-cyl) — 12,375 kW (9-cyl); 1,375 kW/cyl
Speed at MCR	124 rpm (P1); 93 rpm (P3)
SFOC	167 g/kWh @ P1 (123 g/PSh); 160 g/kWh @ P2/P4 (118 g/PSh)
Status	Legacy / available reconditioned
Production years	Early 1990s — c. 2015
Application	Handymax bulkers, product tankers, chemical tankers, multi-purpose cargo, smaller container feeders

Figures as published for the UEC50LSII. Where a figure is not in a source we hold, this page says “not published to us” rather than estimating it. Send your equipment and part number and we confirm against the nameplate before quoting.

UEC50LSII Spare Parts We Supply

Cylinder liner
Piston crown
Piston skirt
Piston rod
Piston rings
Cylinder cover
Exhaust valve spindle, seat and cage
Fuel injection pump
Fuel valve / injector
Starting air valve
Stuffing box
Main, crosshead and crankpin bearings
Thrust bearing
Cylinder lubricator quills
Turbocharger rotor and nozzle ring

Genuine, OEM-equivalent and Alang-reconditioned. Every reconditioned part is measured against the maker’s limits before it leaves us. If your part is not listed, send the part number — most Mitsubishi items are sourceable through the yard.

About the Mitsubishi UEC50LSII

The Mitsubishi UEC50LSII is a two-stroke crosshead marine diesel engine. It runs a 500 mm bore and 1,950 mm stroke. Status: Legacy / available reconditioned. Built Early 1990s — c. 2015. Application: Handymax bulkers, product tankers, chemical tankers, multi-purpose cargo, smaller container feeders

Source: our Main Engine spec research file (main-engine/04-mitsubishi-uec.md).

Why Source UEC50LSII Parts from Wattmare?

We are in Bhavnagar, next to Alang — the world’s largest ship-recycling yard, and where reconditioned marine parts actually come from. We hold fast-moving items, source the rest through the yard and our trader network, and dispatch worldwide in 24–48 hours on emergency orders.

Salim Dholia
Wattmare · Bhavnagar / Alang, India

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Frequently Asked Questions

What Mitsubishi UEC50LSII spare parts do you supply?

Genuine, OEM-equivalent and Alang-reconditioned parts for the UEC50LSII, including cylinder liner, piston crown, piston skirt, piston rod, piston rings. Send the part number for anything not listed.

What is the delivery time for UEC50LSII parts?

Stock items dispatch the same or next working day from Bhavnagar. Emergency orders ship in 24–48 hours to any major port. Sourced items depend on the yard — we confirm a real date before you commit.

Are your UEC50LSII parts genuine or reconditioned?

Both. We supply genuine and OEM-equivalent new parts, and Alang-reconditioned parts measured against the maker's limits before dispatch. We tell you which you are buying — we do not sell reconditioned as new.

Need UEC50LSII parts?

Send the equipment number and part number. We quote with a real availability date, not a maybe.

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