Fuel Compensator Diaphragm – Zexel / Denso

$23.00 inc. GST

This is a durable, Australian-made replacement for the fuel compensator diaphragm in Zexel and Denso injector pumps. Over time, the original diaphragms can fail due to exposure to modern diesel fuel blends and increased boost pressure. Our diaphragm is made from high-quality material to prevent leaks and ensure reliable performance, helping you maintain correct fuel delivery and engine power.

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Zexel Fuel Compensator Diaphragm
Fuel Compensator Diaphragm - Zexel / Denso
$23.00 inc. GST
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Brand new genuine (Nissan/Mazda/Ford) Bosch/Zexel or (Toyota) Denso fuel compensator diaphragms.

Bosch/Zexel – To be used with Nissan/Mazda/Ford fuel pumps
Denso – To be used with Toyota fuel pumps.

What is it?

This is a replacement Fuel Compensator Diaphragm, also known as the boost diaphragm, specifically designed for Zexel and Denso injector pumps found in many popular diesel engines. It’s proudly made in Australia from a high-quality, boost and modern diesel fuel-resistant material.

What is it for?

The fuel compensator diaphragm is a critical part of your injector pump. It senses the amount of boost pressure coming from your turbocharger and adjusts the fuel delivery accordingly. When you put your foot down, the turbo creates boost, which pushes on this diaphragm. This movement allows more fuel into the engine, giving you the power you need.

Why would you use it?

The original diaphragms in these pumps are prone to failing. They can become brittle and split from age and exposure to the chemical makeup of modern diesel fuels. If you’ve increased the boost pressure on your engine, the standard diaphragm is often not up to the task and can rupture. A split diaphragm will cause a boost leak, leading to a loss of power and incorrect fuel-air mixtures. Our heavy-duty replacement is built to handle these tougher conditions, ensuring your engine runs smoothly and efficiently.

Benefits

  • Prevents boost leaks from the injector pump.
  • Restores correct fuel delivery under boost.
  • Made from durable, fuel-resistant material for a longer life.
  • Handles higher-than-standard boost pressures.
  • Australian-made quality.

These diaphragms can be purchased with our range of OEM and aftermarket fuel compensator Pins and springs.

https://www.tillix.com.au/product-category/fuel-components/control-springs/
https://www.tillix.com.au/product-category/fuel-components/fuel-pump-pins/

Additional information

Weight 0.1 kg
Dimensions 4 × 4 × 1 cm
Pump Type

ZEXEL, DENSO

Brand

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Make

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