Header Tanks

Hand-built aluminium header tanks, crafted for performance and reliability.

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Petrol Swirl Pot


Crafted by Hand, designed to prevent fuel starvation under hard cornering and maintain consistent fuel delivery on track or road.

Power Steering Reservoir

TIG-welded aluminium power steering reservoir— built for reliability, clean look, and precise steering performance.

Oil Catch Can

Hand-built, Designed to separate oil vapour and blow-by gases, keeping your intake system clean and efficient.

The Alloy Shed Journal

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  • What Is a Fuel Swirl Pot and Why You Need One

    What Is a Fuel Swirl Pot and Why You Need One

    A swirl pot keeps your engine’s fuel supply steady under hard driving. It prevents fuel starvation by storing a small reserve between the main tank and the pump  essential for...

    What Is a Fuel Swirl Pot and Why You Need One

    A swirl pot keeps your engine’s fuel supply steady under hard driving. It prevents fuel starvation by storing a small reserve between the main tank and the pump  essential for...

  • WRX Aluminium Header Tank Installation – Technical Notes

    WRX Aluminium Header Tank Installation – Techni...

    Upgrading the Subaru WRX header tank isn’t just about looks — the stock plastic units are prone to cracking and warping with age. Our aluminium replacement is a direct-fit solution,...

    WRX Aluminium Header Tank Installation – Techni...

    Upgrading the Subaru WRX header tank isn’t just about looks — the stock plastic units are prone to cracking and warping with age. Our aluminium replacement is a direct-fit solution,...

  • What Does a Header Tank Actually Do?

    What Does a Header Tank Actually Do?

    A header tank isn’t just a place to pour coolant. It controls pressure, removes air, and keeps the cooling system stable. Here’s why a properly built aluminium tank makes all...

    What Does a Header Tank Actually Do?

    A header tank isn’t just a place to pour coolant. It controls pressure, removes air, and keeps the cooling system stable. Here’s why a properly built aluminium tank makes all...

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