Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 2
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 3
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 4
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 5
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 2
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 3
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 4
Walbro GSS351 350 LPH High Pressure In-Tank Fuel Pump - 11mm Inlet 180 Degree, view 5

Walbro GSS351 350 LPH In-Tank Fuel Pump - Universal, 11mm Inlet 180 Degree

Walbro SKU: WALGSS351G3
Price
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The Walbro GSS351 is the 350 LPH version of Walbro's GSS high pressure in-tank pump, with an 11mm inlet turned 180 degrees from the outlet. It flows 345 LPH at 40 psi with a 112 psi maximum pressure, supporting builds from about 450 to 650 hp, and fits the same 39mm envelope as the 255 LPH GSS pumps with an internal check valve. It is rated for gasoline, not E85, and is sold as the bare pump.

Specifications

Type High pressure in-tank electric fuel pump
Inlet 11mm, 180 degrees from outlet
Flow Rating 345 LPH at 40 psi (350 LPH class)
Max Pressure 112 psi
Supports Approx. 450-650 hp
Body Diameter 39mm
Valves Internal check valve
Fuel Gasoline (not for E85)
Includes Pump only
Part Number GSS351G3

Shipping

  • Orders placed before 3 PM EST typically ship the same business day. Larger items ship within 1 to 3 business days.
  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Special order items follow a lead time we confirm with you individually before the order is committed.
  • Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
  • Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
  • Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
  • Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
  • Product images may be representative. The SKU and specifications in the listing are what ships.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Returns & Refunds · Warranty
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