Radium Engineering FCST-X Surge Tank - Competition Fuel Cell | 2x Walbro F90000274 + 1 Lift Pump (20-1992-02)

Ensure uninterrupted fuel delivery for your high-power competition build with the Radium Engineering FCST-X surge tank system. Designed as a drop-in solution for competition fuel cells, this complete kit includes two Walbro F90000274 primary surge pumps and one lift pump, featuring Radium's lift-out fuel pump modules for easy servicing in demanding race environments.

Key Features:

• Complete surge tank system
• Drop-in design for competition fuel cells
• 2x Walbro F90000274 primary surge pumps included
• 1x lift pump included
• Lift-out fuel pump modules for easy servicing
• Designed for Walbro F90000-series pumps
• Competition-grade construction
• Radium Engineering quality and engineering

Performance Benefits:

• Uninterrupted Fuel Supply: Surge tank eliminates fuel starvation under cornering, braking, and acceleration
• High Flow Capacity: Dual Walbro F90000274 pumps support extreme power levels
• Reliable Delivery: Consistent fuel pressure regardless of fuel cell level
• Easy Servicing: Lift-out modules allow pump replacement without removing fuel cell
• Competition Ready: Engineered for the demands of motorsport
• Complete Kit: All pumps included - ready to install

Specifications:

• Brand: Radium Engineering
• Part Number: 20-1992-02
• Product: FCST-X Surge Tank System
• Primary Pumps: 2x Walbro F90000274
• Lift Pump: 1x (included)
• Total Pumps: 3 (2 surge + 1 lift)
• Design: Drop-in for competition fuel cells
• Pump Compatibility: Walbro F90000-series
• Modules: Lift-out design for easy servicing
• Barcode: 20-1992-02

Fitment Information:

• Application: Competition fuel cells (universal)
• Design: Drop-in installation into compatible fuel cells
• Note: Verify compatibility with your specific fuel cell before ordering
• Installation: Professional installation strongly recommended

What's Included:

• Radium Engineering FCST-X surge tank assembly
• 2x Walbro F90000274 primary surge pumps
• 1x lift pump
• Lift-out fuel pump modules
• Mounting hardware and fittings
• Installation instructions
• Note: Fuel cell, fuel lines, and wiring harness sold separately

Installation Notes:

• Professional installation strongly recommended
• Verify surge tank compatibility with your fuel cell before installation
• Install surge tank assembly into fuel cell
• Connect lift pump inlet to fuel cell
• Connect primary pump outlets to fuel system
• Wire pumps according to Radium wiring instructions
• Pressure test fuel system before use
• Check for fuel leaks before competition use

What is a Surge Tank and Why is it Critical?

A surge tank is a small, always-full reservoir that sits between the main fuel cell and the engine's fuel pumps. During hard cornering, heavy braking, or sustained acceleration, fuel in the main cell can slosh away from the pickup point, causing momentary fuel starvation. Even a brief interruption in fuel supply can cause a lean condition, detonation, or engine damage at high power levels. The surge tank solves this problem by maintaining a constant supply of fuel to the primary pumps regardless of fuel cell level or vehicle dynamics. For high-power competition builds, a surge tank is not optional - it is essential for engine protection and consistent performance.

FCST-X Drop-In Design:

The FCST-X is designed as a drop-in system for competition fuel cells, simplifying installation compared to external surge tank setups. The drop-in design integrates the surge tank directly into the fuel cell, eliminating external plumbing between the fuel cell and surge tank. This reduces the number of potential leak points, simplifies the fuel system layout, and keeps the installation clean and compact. The drop-in design is particularly advantageous in race car applications where space is limited and system simplicity is valued.

Dual Walbro F90000274 Primary Pumps:

The kit includes two Walbro F90000274 primary surge pumps, which are among the highest-flowing in-tank fuel pumps available. The F90000274 is rated for extremely high flow at operating pressure, making it capable of supporting very high power levels on gasoline or E85. Running dual pumps provides redundancy - if one pump fails during competition, the other can continue supplying fuel, potentially allowing the driver to finish the race or safely return to the pits. The dual pump configuration also allows for staged operation, running one pump at lower power levels and both at maximum demand.

Lift Pump System:

The included lift pump transfers fuel from the main fuel cell into the surge tank, keeping it constantly full. The lift pump operates continuously, ensuring the surge tank never runs dry regardless of the main fuel cell's level or the vehicle's orientation. The lift pump is sized to supply fuel faster than the primary pumps can consume it, ensuring the surge tank remains full even at maximum fuel demand. This lift pump/surge tank combination is the industry-standard approach for competition fuel systems.

Lift-Out Fuel Pump Modules:

One of the FCST-X's key features is the lift-out fuel pump module design, which allows the pump assemblies to be removed from the surge tank without removing the entire fuel cell from the vehicle. In competition environments, pump replacement or servicing between races needs to be quick and straightforward. The lift-out design dramatically simplifies this process, saving valuable time in the paddock. This serviceability feature reflects Radium Engineering's understanding of real-world competition requirements.

Walbro F90000-Series Compatibility:

The FCST-X is specifically designed for Walbro F90000-series pumps, which are the preferred choice for high-performance fuel system applications. The Walbro F90000274 included in this kit is a proven, reliable pump trusted by professional race teams worldwide. The system's compatibility with the F90000-series ensures replacement pumps are readily available, which is important for competition teams that need to source parts quickly.

Why Radium Engineering?

Radium Engineering is a highly respected manufacturer of precision fuel system components, known for innovative engineering and competition-proven designs. Their products are trusted by professional race teams and serious enthusiasts worldwide for their quality, reliability, and thoughtful design. Radium's deep understanding of competition fuel system requirements ensures their surge tanks are engineered to perform flawlessly in the most demanding race environments.

Perfect For:

• High-power competition builds requiring surge tank fuel system
• Race cars with fuel cells needing reliable fuel delivery
• Time attack, endurance racing, and drag racing applications
• Any build where fuel starvation is a concern
• Builds requiring dual high-flow Walbro F90000274 pumps

Perfect For: Competition builds with fuel cells seeking Radium Engineering FCST-X surge tank for reliable, high-flow fuel delivery with dual Walbro F90000274 pumps.

Pro Tip: The lift-out module design is a major advantage in competition - ensure your fuel cell installation allows access to the lift-out modules for quick pump servicing between races.

Complete System: 2x Walbro F90000274 surge pumps + 1 lift pump included. Drop-in fuel cell design. Lift-out modules for easy servicing. Professional installation required.

Eliminate fuel starvation with Radium Engineering FCST-X - dual Walbro F90000274 pumps, lift-out servicing, competition-proven, complete kit.