KBB · Turbocharger

KBB R4-3 Spare Parts

Genuine and Alang-reconditioned spare parts for the KBB R4-3 marine exhaust-gas turbocharger. Shipped from Bhavnagar, India to any port worldwide.

Parameter	R4-3
Maker	KBB
Model	R4-3
Equipment	Marine exhaust-gas turbocharger
Published figures	Not published to us — send the nameplate and we confirm

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.

R4-3 Spare Parts We Supply

Rotor shaft with turbine wheel
Compressor wheel / impeller
Nozzle ring
Journal bearings
Thrust bearing
Complete cartridge / rotor assembly
Labyrinth and seal rings
Diffuser
Gas inlet and outlet casing
Silencer and air filter element
Bearing bush and sleeve
O-rings, gaskets and fasteners

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 KBB items are sourceable through the yard.

About the KBB R4-3

The KBB R4-3 is a marine exhaust-gas turbocharger.

Why Source R4-3 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 KBB Models

All KBB spare parts Turbocharger spare parts Reconditioned parts Alang ship spares 24–48hr emergency

Frequently Asked Questions

What KBB R4-3 spare parts do you supply?

Genuine, OEM-equivalent and Alang-reconditioned parts for the R4-3, including rotor shaft with turbine wheel, compressor wheel / impeller, nozzle ring, journal bearings, thrust bearing. Send the part number for anything not listed.

What is the delivery time for R4-3 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 R4-3 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 R4-3 parts?

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

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