Sulzer · Main Engine

Sulzer RT-flex50 Spare Parts

Genuine and Alang-reconditioned spare parts for the Sulzer RT-flex50 two-stroke crosshead marine diesel engine — handymax bulk carriers, mr product tankers, feeder containerships. Shipped from Bhavnagar, India to any port worldwide.

Parameter	RT-flex50
Maker	Sulzer
Model	RT-flex50
Equipment	Two-stroke crosshead marine diesel engine
Bore	500 mm
Stroke	2,050 mm
Cylinders	5–8 cylinders
Speed at MCR	99–124 rpm
Fuel	HFO + MGO (RT-flex50DF variant exists with LNG dual-fuel)
Status	Legacy
Application	Handymax bulk carriers, MR product tankers, feeder containerships

Figures as published for the RT-flex50. 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.

RT-flex50 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 Sulzer items are sourceable through the yard.

About the Sulzer RT-flex50

The Sulzer RT-flex50 is a two-stroke crosshead marine diesel engine. It runs a 500 mm bore and 2,050 mm stroke. Status: Legacy. Application: Handymax bulk carriers, MR product tankers, feeder containerships

Source: our Main Engine spec research file (main-engine/01-wartsila-wingd.md).

Why Source RT-flex50 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

View All Sulzer Models

All Sulzer spare parts Main Engine spare parts Reconditioned parts Alang ship spares 24–48hr emergency

Frequently Asked Questions

What Sulzer RT-flex50 spare parts do you supply?

Genuine, OEM-equivalent and Alang-reconditioned parts for the RT-flex50, 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 RT-flex50 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 RT-flex50 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 RT-flex50 parts?

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

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