{"product_id":"walbro-255-fuel-pump-kit","title":"Walbro 255 LPH Fuel Pump \u0026 Mounting Kit","description":"\u003cp\u003eThis Walbro 255 External In-Line Fuel Pump Kit includes everything you need to install a proven 255 LPH high pressure pump into your LS swap or off-road fuel system.\u003c\/p\u003e\n\u003cp\u003eBuilt around the trusted Walbro GSL392 255 LPH inline fuel pump, this kit combines the pump, mounting hardware, and (2) -6 AN straight adapter fittings to simplify installation into -6 AN fuel plumbing.\u003c\/p\u003e\n\u003cp\u003eCapable of supporting up to 550 HP engines (with proper fuel line sizing and fuel rails), this setup is ideal for naturally aspirated LS builds and many moderate performance applications.\u003c\/p\u003e\n\u003cp\u003eThis is a complete external inline pump solution — ready to mount and plumb.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(1) Walbro GSL392 Fuel Pump\u003c\/li\u003e\n\u003cli\u003e(1) Installation Kit:\n\u003cul\u003e\n\u003cli\u003eFoam insulating sleeve\u003c\/li\u003e\n\u003cli\u003e(2) Steel mounting clamps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e(2) -6 AN Straight Adapter Fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary class=\"details__header\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cul\u003e\n\u003cli\u003eFlow Rate: 255 Liters Per Hour (LPH)\u003c\/li\u003e\n\u003cli\u003ePump Type: External \/ Inline\u003c\/li\u003e\n\u003cli\u003eMax Supported Power: Up to 550 HP (gasoline, proper system design required)\u003c\/li\u003e\n\u003cli\u003eFuel Compatibility: Gasoline and ethanol blends (with proper filtration)\u003c\/li\u003e\n\u003cli\u003eAdapters Included: (2) -6 AN straight fittings\u003c\/li\u003e\n\u003cli\u003eMounting: External with vibration-dampening sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary class=\"details__header\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cul\u003e\n\u003cli\u003eUniversal EFI fuel systems\u003c\/li\u003e\n\u003cli\u003eLS swaps\u003c\/li\u003e\n\u003cli\u003eRock crawlers \u0026amp; Ultra4 cars\u003c\/li\u003e\n\u003cli\u003eStreet\/strip performance builds\u003c\/li\u003e\n\u003cli\u003eOff-road race vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned for inline installation outside the fuel tank.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary class=\"details__header\"\u003e\u003cstrong\u003eTech Insight\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cp\u003eThe Walbro 255 LPH pump is one of the most widely used EFI pumps in performance applications because of its balance of reliability, flow, and compact size.\u003c\/p\u003e\n\u003cp\u003eFor best results:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUse a 100-micron pre-filter before the pump\u003c\/li\u003e\n\u003cli\u003eUse a 10-micron post-filter after the pump\u003c\/li\u003e\n\u003cli\u003eEnsure proper voltage supply with relay wiring\u003c\/li\u003e\n\u003cli\u003e-6 AN feed line is suitable for most builds under ~500 HP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMounting the pump with the included foam sleeve reduces vibration and noise while increasing pump longevity, which is especially important in rigid tube chassis off-road vehicles.\u003c\/p\u003e\n\u003cp\u003eIf you're building a dependable LS fuel system without overcomplicating it, this kit covers the essentials.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e","brand":"Wide Open Design","offers":[{"title":"Default Title","offer_id":56214555951270,"sku":"WA01023","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8394\/6406\/files\/WA01023-Walbro-255-Fuel-Pump-MountingKit-1.jpg?v=1777915207","url":"https:\/\/wideopendesign.com\/products\/walbro-255-fuel-pump-kit","provider":"Wide Open Design","version":"1.0","type":"link"}