Radiator Tanks
Radiator tank replacements
Is your radiator tank cracked or leaking? Get in touch with a radiator technician for a replacement quote.
Is your radiator tank cracked or leaking? Get in touch with a radiator technician for a replacement quote.
Radiator tanks can become discoloured, brittle, or damaged from an impact. A damaged radiator tank needs to be replaced immediately to ensure the effectiveness of the vehicle’s cooling system. Natrad can supply replacement radiator tanks for most vehicles.
The radiator tank is part of the radiator itself. It could be made of plastic, brass, aluminium or steel. A leaking or damaged tank can prevent the radiator from cooling the engine properly. It’s just one of the reasons why a faulty radiator tank should be replaced. So Nip into Natrad for a replacement radiator tank.

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Our qualified repair technicians can correctly install a new radiator end tank to your vehicle
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The largest network of radiator specialist workshops located in Australia
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Access to the largest range of OE and aftermarket radiator parts in Australia

National warranty supported by our national network of radiator workshops
TOY9244PT
Suitable for: Plastic Inlet Tank for Toyota Landcrusier 80 Series
T9000335
Suitable for: Steel Outlet Tank for Kenworth Applications
MAZ034PT
Suitable for: Plastic Inlet Tank for Mazda BT-50, Bravo, Courier and Ford Ranger
KUB927BT
Suitable for: Brass Tank for Kubota Applications
FRE005PT
Suitable for: Plastic Inlet Tank to Suit Freightliner Argosy
Modern vehicle cooling systems are highly pressurised to ensure efficient thermal management. As the engine coolant heats up, it expands, creating pressure inside the radiator. This means that a durable radiator tank needs to be strong enough to withstand the pressure.
When radiator end tanks are damaged, engine damage may result. A high quality radiator end tank from Natrad has excellent heat resistance and durability as well as strong dimensional stability.
Radiator tanks are fitted and sealed to the radiator core by the header. The header comes attached to the radiator core and may be welded, mechanically bonded or bolted. You'll find tabbed headers are usually installed with plastic tanks.
As well as radiator tanks, Natrad supply a wide range of cooling system parts for replacement and performance upgrade. Ask your local Natrad technician about a free cooling system inspection before repairs are carried out.

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Get more value when you nip into Natrad. We’re offering 15% off the cost of parts for your first service as thanks for choosing us. T&Cs apply.
If you have the required tools and mechanical knowledge, you can install a radiator tank yourself. When installing a new radiator tank, you’ll need to thoroughly clean and flush the radiator core and cooling system. The coolant in the cooling system will also need to be replaced. It pays to a have a full cooling system check when replacing radiator end tanks to ensure that no other parts are damaged or contaminated.
Once the new radiator end tanks have been installed, they must be tested to ensure the integrity of the seal before the radiator is re-fitted to your vehicle.
A Natrad technician can help you select the correct replacement radiator tanks for your vehicle and header type, and they can install the new radiator tanks for you if required.
Signs that the radiator end tanks need to be replaced include:
Prompt replacement of faulty radiator tanks can help prevent your engine from overheating. A Natrad technician can diagnose the source of the cooling problem and recommend the best solution.
If the radiator core is in excellent condition and free from damage, then it makes sense to just replace the damaged radiator tank. Usually when a plastic aluminium radiator is damaged the entire unit is replaced, but sometimes just the tanks can be replaced. For radiators with soldered or bolt-on tanks, the tanks are easier to replace.
Ask your Natrad technician about a cost-effective repair option for your damaged radiator.
Using a high-quality coolant and replacing it on schedule will help to protect your vehicle’s radiator and engine. Natrad can supply coolant for all types of passenger, commercial, on-road and off-road vehicles. We can even do a simple test to check the quality of the coolant, so it only gets replaced when required.
Do you have a leak in your cooling system? Ask a specialist about the right replacement radiator tanks for your vehicle.
Got any questions about our heating and cooling services?
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