Surge Tanks

A surge tank is a critical component for high-performance and track-driven vehicles, preventing fuel starvation during aggressive cornering, acceleration, or braking. When the fuel sloshes away from the pickup in the main tank, the surge tank acts as a small reservoir that maintains a steady supply to the engine, ensuring consistent fuel pressure and preventing dangerous lean conditions. This collection brings together a range of surge tanks suitable for EFI and carbureted systems, from compact 1-liter units to larger capacities for high-horsepower applications.

Key considerations when choosing a surge tank:

  • Capacity: Match the tank volume to your engine's fuel demand. Smaller tanks (0.5-1.5L) work for most street/strip cars, while dedicated race cars may require 2L or more.
  • Material: Billet or fabricated aluminum is common for durability and heat dissipation. Some tanks feature black anodized finishes for corrosion resistance.
  • Fittings and Ports: AN (usually -6 or -8) threaded ports allow secure, leak-free connections. Look for multiple feed and return ports to accommodate various plumbing layouts.
  • Pump Integration: Some surge tanks include an integral mounting flange for an in-tank fuel pump, simplifying installation by eliminating the need for an external pump.
  • Brackets and Mounting: Many tanks come with universal mounting brackets or provisions for custom mounting. Ensure the location is secure and away from heat sources.

Whether you're building a time attack car or upgrading your weekend track toy, a properly sized surge tank is cheap insurance for your engine. Browse our selection to find the right tank and keep your fuel system reliable under all conditions.

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Fuelab 290mm fuel surge tank assembly with dual 340 LPH E85-compatible pumps and terminal electrical connectors.

$950.00

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Radium Engineering Fuel Hanger Surge Tank add-on kit with anodized aluminum collector box and hardware.
$379.95 $399.95
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Radium Engineering black anodized aluminum 2-liter multi-pump fuel surge tank with AN fittings
$522.45 $549.95
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Radium Engineering anodized aluminum fuel collection valve assembly and check valve bushing.
$56.95 $59.95
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Radium Engineering FCST-X drop-in fuel cell surge tank module for use with external fuel pumps
$807.45 $849.95
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Radium Engineering FCST-X Fuel Cell Surge Tank for TI Automotive E5LM brushless fuel pumps.
$854.95 $899.95
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Radium Engineering FCST-X fuel cell surge tank assembly with four Walbro F90000274 fuel pumps and modular carriers.
$1,462.95 $1,539.95
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Radium Engineering FCST-X fuel cell surge tank assembly with green anodized components and three Walbro F90000274 pumps.
$1,310.95 $1,379.95
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Radium Engineering FCST-X fuel cell surge tank assembly featuring dual pump configuration and modular lift-out units.
$1,158.95 $1,219.95
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Radium Engineering FCST-X fuel cell surge tank with anodized components and lift-out pump modules.
$854.95 $899.95
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Radium Engineering FCST-X fuel cell surge tank with anodized lift-out modules and fuel pump mounting hardware.
$854.95 $899.95
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Radium Engineering FCST-X aluminum fuel cell surge tank assembly with integrated Walbro GSS342 fuel pumps.
$1,196.95 $1,259.95
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Radium Engineering FCST-X fuel cell surge tank assembly with three Walbro GSS342 pumps for competition fuel cells.
$1,111.45 $1,169.95
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Radium Engineering FCST-X fuel cell surge tank assembly with anodized top plate and Walbro GSS342 fuel pumps.
$1,025.95 $1,079.95
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Radium Engineering FCST-X fuel cell surge tank with machined top plate and modular internal fuel pump brackets.
$854.95 $899.95
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CNC-machined billet aluminum fuel pump hanger with integrated regulator for BMW E9x 335i chassis
$569.95 $599.95
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Radium Engineering black anodized fuel surge tank featuring an integrated adjustable fuel pressure regulator, MPN 20-1933.
$503.45 $529.95
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Radium Engineering 20-1447 multi-pump regulated fuel surge tank with integrated regulator and anodized AN fittings.
$645.95 $679.95
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Radium Engineering multi-pump fuel surge tank with integrated regulator and three fuel pump mounting ports.
$645.95 $679.95
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Radium Engineering multi-pump fuel surge tank for up to three Walbro F90000 series pumps with AN fittings
$522.45 $549.95
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Radium Engineering 2.0L multi-pump fuel surge tank with black anodized top and pre-installed AN adapter fittings.
$522.45 $549.95
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Radium Engineering universal aluminum fuel surge tank for external in-line fuel pumps, part number 20-1195.
$398.95 $419.95
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Black anodized Radium Engineering single pump fuel surge tank for universal EFI fuel systems.
$379.95 $399.95
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Anodized aluminum Radium Engineering fuel hanger surge tank for Nissan Skyline R32 GT-R.
$778.95 $819.95
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Radium Engineering anodized aluminum fuel hanger surge tank for Nissan R32 GT-R fuel tank installation
$750.45 $789.95
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Radium Engineering 20-0700 Fuel Hanger Surge Tank Add-on kit for Nissan S14, S15, R33, and R34.
$379.95 $399.95
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Radium Engineering fuel hanger surge tank feed kit with microglass filter, feed line, and adapter fittings for Mazda RX-7 FD
$275.45 $289.95
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Radium Engineering fuel hanger surge tank feed kit with stainless steel filter, feed line, and adapter fittings
$294.45 $309.95
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Radium Engineering multi-pump fuel surge tank for Ti Automotive E5LM brushless fuel pumps, MPN 20-0443-00.
$522.45 $549.95
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Radium Engineering fuel surge tank mounting bracket and hardware for 2008-2015 Mitsubishi Evo X
$351.45 $369.95
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