Sulzer · Main Engine

Sulzer RTA84M Spare Parts

Genuine and Alang-reconditioned spare parts for the Sulzer RTA84M two-stroke crosshead marine diesel engine — vlcc and suezmax tankers, large bulkers — "multipurpose" indicating widely usable for tankers and bulkers at moderate speeds. Shipped from Bhavnagar, India to any port worldwide.

Parameter	RTA84M
Maker	Sulzer
Model	RTA84M
Equipment	Two-stroke crosshead marine diesel engine
Bore	840 mm
Stroke	~2,900 mm (S/B ~3.47 long-stroke)
Cylinders	4-8 cylinders inline (7RTA84M-7 listed at 19,244 HP)
Power	~2,400-2,580 kW/cyl
Speed at MCR	~74 rpm
Status	OBSOLETE
Production years	1984 to late 1990s
Application	VLCC and Suezmax tankers, large bulkers — "Multipurpose" indicating widely usable for tankers and bulkers at moderate sp

Figures as published for the RTA84M. 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.

RTA84M 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 RTA84M

The Sulzer RTA84M is a two-stroke crosshead marine diesel engine. It runs a 840 mm bore and ~2,900 mm (S/B ~3.47 long-stroke) stroke. Status: OBSOLETE. Built 1984 to late 1990s. Application: VLCC and Suezmax tankers, large bulkers — "Multipurpose" indicating widely usable for tankers and bulkers at moderate speeds

Source: our Main Engine spec research file (main-engine/03-sulzer.md).

Why Source RTA84M 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

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Frequently Asked Questions

What Sulzer RTA84M spare parts do you supply?

Genuine, OEM-equivalent and Alang-reconditioned parts for the RTA84M, 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 RTA84M 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 RTA84M 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 RTA84M parts?

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

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