Radium Engineering 20-1992-03 FCST-X Surge Tank (3 Surge + 1 Lift Pumps Included

Vehicle Fitment

• Universal application - fits competition fuel cells with a 6"x10", 24-bolt flange and minimum internal depth of ~196 mm.

Features

• FCST-X fuel cell surge tank system including 1 lift pump and 3 high-flow surge pumps for extreme fuel delivery.
• Single merged 10 AN ORB female outlet for streamlined high-flow feed plumbing.
• Integrated one-way fill valves to maintain surge tank priming during high-G cornering or multi-direction manoeuvres.
• CNC-machined billet aluminium construction with anodised finish for durability and race-ready performance.
• High-current stainless steel electrical studs and heavy-duty wiring interface accommodate high-power fuel systems.
• Fuel compatibility: gasoline, ethanol/E85 blends (when used with appropriate hoses and plumbing) for high-output builds.
• Fast-lift service access allows removal of pump module with minimal downtime.
• Designed for drag, road-race or endurance applications where fuel delivery reliability is essential.

Specifications

• Model: FCST-X part number 20-1992-03 - includes 1 lift pump + 3 surge pumps.
• Feed outlet: 10 AN ORB female (adapter to 8 AN male may be provided/required).
• Return port: 6 AN male; Vent port: 8 AN male standard.
• Tank compatibility: Top-mounted 6"x10", 24-bolt flange with depth ≥ 196 mm.
• Fuel compatibility: Gasoline, E85/ethanol blends (with proper hoses/fittings) in high-flow systems.

Included Components

• 1x Surge tank assembly (Radium 20-1992-03) with 1 lift pump and 3 surge pumps installed.
• Sealing gasket for 6"x10" flange installation.
• 10 AN ORB to 8 AN male outlet adapter (if included) plus installation hardware.
• Installation hardware: billet top plate, fasteners, service access handle.

Product Description

The Radium Engineering 20-1992-03 FCST-X Surge Tank is engineered for high-demand performance and motorsport applications where fuel delivery cannot be compromised. With three surge pumps and a dedicated lift pump pre-installed, this system ensures constant fuel flow, especially under extreme cornering, hard launches or sustained boost conditions. The merged single 10 AN outlet simplifies plumbing while one-way fill valves maintain surge tank priming in demanding dynamic conditions.

Designed for compatibility with competition fuel cells featuring a 6"x10", 24-bolt flange, the unit offers flexibility and robust performance for drag, endurance, or high-boost vehicles. Whether building a high-horsepower street car or a dedicated race car, the 20-1992-03 FCST-X delivers scalable, race-ready fuel system reliability and serviceability.