Radium Engineering Fuel Hanger Surge Tank - Nissan 370Z & Z (400Z) (Walbro/AEM, No Pumps)

Radium Engineering Fuel Hanger Surge Tank - Nissan 370Z (Z34) & Nissan Z (RZ34/400Z)

The Radium Engineering Fuel Hanger Surge Tank (FHST) for the Nissan 370Z and Nissan Z (400Z) is a complete drop-in fuel system solution designed to eliminate fuel starvation during high-performance driving. This precision-engineered system integrates a surge tank directly into the OEM fuel hanger assembly, maintaining factory fuel tank capacity while providing consistent fuel delivery under extreme cornering, acceleration, and braking forces.

Part Number

• 20-1820 - FHST for Nissan 370Z and Nissan Z (400Z), no pumps included, compatible with Walbro GSS342 and AEM 50-1200 pumps

Key Features

• Drop-In Installation: Direct replacement for the OEM fuel hanger assembly with no cutting, grinding, bending, or sheet-metal fabrication
• Integrated Surge Tank Design: Helps eliminate fuel starvation during aggressive driving
• Maintains Factory Capacity: No reduction in fuel tank volume
• Walbro/AEM Pump Compatible: Designed for Walbro GSS342 and AEM 50-1200 fuel pumps
• CNC-Machined Components: Precision-engineered aluminium construction
• Complete Assembly: Includes fuel level sender and necessary installation hardware
• High-Flow Capacity: Supports high-horsepower and forced-induction applications
• Alternative-Fuel Compatible: Suitable for gasoline, methanol, ethanol, and E85 fuel systems

Application

Compatible with:

• Nissan 370Z (Z34, 2009-2020)
• Nissan Z / 400Z (RZ34)
• Infiniti G37 Coupe (2008-2013)

This kit does not include fuel pumps. Designed for use with Walbro GSS342 or AEM 50-1200 fuel pumps, sold separately. Verify compatibility with your specific vehicle configuration before ordering.

Why Radium Engineering?

• ✅ Manufactured in the USA to motorsport-grade tolerances
• ✅ CNC-machined billet aluminium components for precision and durability
• ✅ Trusted by tuners, race teams, and serious high-power builds
• ✅ Bolt-on, application-specific fitment with no cutting, drilling, or fabrication
• ✅ Compatible with E85, pump petrol, and flex-fuel sensor integration where supported by the vehicle setup

Lead Time: Most Radium products ship within 2-3 business days from our Australian warehouse. Some items may require ordering from the USA with extended lead times. Contact us for current stock availability.

Professional installation and fuel system tuning are recommended. Fuel pumps are sold separately.