Aftermarket Industries Surge Tank (SP400)

Call For Price

Package includes the following items:

  • SP400 3 Litre surge tank (-8AN ports)
  • Billet Walrbo 400 bracket (includes stainless steel fasteners and Viton insert)
  • One (1) billet pushlock adaptor fitting
  • Viton rubber o-rings included
  • E85 compatible fuel pump/bulkhead hose
SKU: YRSP400 Category:


The Aftermarket Industries SP400 (“Surge Protection:400“) is designed to eliminate fuel surge for applications developing between 300bhp-600bhp, depending on fuel pressure and fuel type*, and the perfect fuelling solution for street, drift & track. The SP400, as the name suggests, is specially designed for the Walbro 460 in-tank fuel pumps.

Special Features:

  • 3L capacity making it one of the largest single in tank surge tank kit available on the market
  • 5005 series 3mm thick aluminium
  • Billet component are precision machined from aircraft grade 6061 T6 aluminium
  • Structural base plate elminate flex and material fatigue under pressure
  • Functional “Return/Supply” tube inserts are based on OEM fluid dynamic principles to deliver fuel to the base or inlet of the fuel pump
  • Quick Connect terminal allows for simple install
  • Specially moulded viton rubber insert designed to elimate resonance caused by vibration of the pump whilst in operation
  • Billet bulkhead allows for 8 points of adjustment
  • Quiet operation




*Aftermarket Industries products are backed by the worlds largest specialised insurer; Lloyds of London
*These products are designed for race use only and must be correctly fitted by licenced automotive professionals or workshops. Aftermarket Industries is not liable for personal injury, death or for any damaged whatsoever arising from any accident or incident where these conditions are not satisfied.
*These tanks MUST not be pressurised, If you plan to use a high volume in-tank fuel pump you MUST use a -8AN fitting as the Overflow fitting located at the top of the surge tank. This will allow the fuel to return back to your fuel tank or fuel cell at the same rate fuel is supplied into the surge tank.
*It is your responsibility to ensure that the Product is sufficient and suitable for your purposes and meet your individual requirements. We do not warrant that the Products will meet your individual requirements. You acknowledge that the Products are standard and not made bespoke to fit any particular requirements that you may have.