Caterpillar · Auxiliary Engine

Caterpillar 3406 Spare Parts

Genuine and Alang-reconditioned spare parts for the Caterpillar 3406 four-stroke marine diesel engine — tug propulsion, crew boats, fishing trawlers, small ferries, offshore supply vessels, marine gensets. Shipped from Bhavnagar, India to any port worldwide.

Bhavnagar · beside Alang yard
24–48hr emergency dispatch
Genuine · OEM-equivalent · reconditioned
Measured to maker’s limits

Parameter	3406
Maker	Caterpillar
Model	3406
Equipment	Four-stroke marine diesel engine
Bore	137 mm (5.4 in)
Stroke	165 mm (6.5 in)
Power output	272–559 kW (365–750 bhp) — A-rating 365 bhp / B-rating 400 bhp typical for marine 3406C
Speed	1,800–2,300 rpm
Production status	Legacy (aftermarket-supported) (3406C marine still actively serviced, 3406E discontinued)
Production years	1973–2007 (3406, 3406B, 3406C); 3406E ended ~2003
Application	Tug propulsion, crew boats, fishing trawlers, small ferries, offshore supply vessels, marine gensets

Figures as published for the 3406. We confirm against the nameplate before quoting.

3406 Spare Parts We Supply

Cylinder liner
Cylinder head complete
Cylinder head gasket set
Piston complete
Piston crown and skirt
Piston rings
Gudgeon pin and bush
Connecting rod
Big-end bearing shells
Main bearing shells
Thrust washers
Camshaft and cam sections
Cam followers / roller guides
Inlet valve with seat and guide
Exhaust valve with seat and guide
Valve rotators and springs
Rocker arm assembly
Push rods
Fuel injection pump
Fuel pump element (plunger and barrel)
Fuel injector and nozzle
High-pressure fuel pipe
Lube oil pump
Water pump (HT/LT)
Turbocharger cartridge
Charge-air cooler element
Governor drive and linkage
Complete gasket and O-ring kit

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 Caterpillar items are sourceable through the yard.

About the Caterpillar 3406

The Caterpillar 3406 is a four-stroke marine diesel engine. It runs a 137 mm (5.4 in) bore and 165 mm (6.5 in) stroke. Status: Legacy (aftermarket-supported) (3406C marine still actively serviced, 3406E discontinued). Built 1973–2007 (3406, 3406B, 3406C); 3406E ended ~2003. Application: Tug propulsion, crew boats, fishing trawlers, small ferries, offshore supply vessels, marine gensets

Source: our Auxiliary Engine spec research file (auxiliary-engine/01-cat-daihatsu-wartsila4stroke.md).

Why Source 3406 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

Related Caterpillar Models

3408 3412 3306 3508 C12 C32 All Caterpillar spare parts Auxiliary Engine spare parts Reconditioned parts 24–48hr emergency

Frequently Asked Questions

What Caterpillar 3406 spare parts do you supply?

Genuine, OEM-equivalent and Alang-reconditioned parts for the 3406, including cylinder liner, cylinder head complete, cylinder head gasket set, piston complete, piston crown and skirt, piston rings. Send the part number for anything not listed.

What is the delivery time for 3406 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 3406 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 3406 parts?

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

WhatsApp for a quote Call +91 98252 08105