{"title":"Fuel pump N54","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eN54 Fuel Pump\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFew engines are as closely tied to a single component as the N54 is to its fuel pump. A healthy N54 fuel pump is the difference between a car that fires instantly and pulls cleanly and one that cranks for an age, stumbles, or drops into limp mode. Whether you are replacing a tired original or building for real power, the fuel side is where an N54 lives or dies, and getting it right is the most valuable thing you can do for the car.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eThe Engine's Known Weak Point\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe N54 built its name twice over: once for how well it responds to tuning, and once for the fragility of its factory high-pressure pump. Early cars became notorious for pump failures, to the point of extended warranties, and a failing unit is still one of the most common faults on these engines today. Fitting a sound BMW N54 fuel pump is often less an upgrade than a necessary repair, restoring the instant starting and steady delivery the engine was always meant to have. The warning signs are usually clear before it fails outright: long cranking on a cold morning, a rough or hesitant idle, a flashing engine light under load, or a sudden drop into limp mode just as you ask for boost. Catching those early saves both the roadside drama and the risk of running the engine lean.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eHigh Pressure and Low Pressure\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIt helps to know that there are two pumps, and they do very different jobs:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eThe high-pressure pump, or HPFP, is the notorious one: a fresh or uprated unit restores reliable starting and full rail pressure\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eThe low-pressure pump, in the tank, is what you upgrade for extra fuel volume on a tuned or ethanol car\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eConfusing the two is a common and costly mistake, so the fuel pump N54 owners actually need depends entirely on which problem they are setting out to solve.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFeeding a Bigger Build\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOnce the tune moves beyond mild, fuel volume becomes the ceiling, especially on ethanol. This is where uprated N54 fuel pumps earn their place, supplying the extra flow a big-turbo or E85 build demands so the engine is never starved at high load. Injectors, lines, and software all lean on that supply, so it pays to plan the pump alongside the rest of the \u003c\/span\u003e\u003ca href=\"https:\/\/tunepoint.eu\/collections\/bmw-n54\"\u003e\u003cspan\u003eN54 performance parts\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e range rather than treat it as an afterthought.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eChoosing and Fitting\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBecause the N54 appeared in several different models, confirm the exact car and which pump you are buying before ordering, since the high- and low-pressure units are entirely separate parts. A high-pressure replacement is a focused job up on the engine, while an in-tank pump means dropping into the tank. Either way, plan for the car to be scanned afterward, so any stored fuel-pressure fault is cleared and the new part reads correctly from the first drive. On a high-mileage car, it is also worth attending to the fuel filter and any tired lines at the same time, since a fresh pump only performs as well as the supply feeding it.\u003c\/span\u003e\u003cb id=\"docs-internal-guid-36028c15-7fff-d6c1-1308-e494015dc988\"\u003e\u003c\/b\u003e\u003c\/p\u003e","products":[{"product_id":"bmw-e9x-e8x-bucketed-performance-fuel-pump","title":"BMW E9x\/E8x Bucketed Performance Fuel Pump","description":"\u003cp dir=\"ltr\"\u003ePrecision Raceworks segmentētais augstas veiktspējas degvielas sūknis BMW E8x\/E9x. Modulāra sistēma, kas veidota uz oriģinālo Walbro 450\/525\/535 sūkņu bāzes, saderīga ar benzīnu un visiem E85 maisījumiem.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003ePakāpes:\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003e2. pakāpe (2,6 LPM): līdz 575 WHP (benzīns) \/ 500 WHP (E85)\u003c\/li\u003e\n\u003cli\u003e2,5. pakāpe v2 (3,9 LPM): līdz 650 \/ 550 WHP\u003c\/li\u003e\n\u003cli\u003e3. pakāpe (5,65 LPM, divi sūkņi): līdz 1000 \/ 850 WHP\u003c\/li\u003e\n\u003cli\u003e3,5. pakāpe (6,4 LPM): līdz 1100 \/ 950 WHP\u003c\/li\u003e\n\u003cli\u003e3,75. pakāpe v2 (7,3 LPM): līdz 1150 \/ 975 WHP\u003c\/li\u003e\n\u003cli\u003e4. pakāpe (8+ LPM, trīs sūkņi): 1300+ \/ 1150+ WHP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eModulārā konstrukcija ļauj sākt ar zemākas pakāpes sistēmu un vēlāk, pieaugot nepieciešamajai jaudai, uzlabot sūkņu moduļus. Segmentētā konstrukcija nodrošina stabilu degvielas padevi straujos pagriezienos un pie zema degvielas līmeņa tvertnē.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003ePieejams kā pašrocīgas montāžas komplekts vai pilnībā samontēta, uzreiz uzstādāma vienība.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003ePiemērots BMW 1M, 135i\/is, 323i, 325i\/xi, 328i\/xi, 330i\/xi, 335i\/xi\/is (2006-2013) un X1 (2012-2015).\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003ePiegāde ES: 7-14 dienas.\u003c\/p\u003e","brand":"Precision Raceworks","offers":[{"title":"Stage 2","offer_id":57907923190104,"sku":null,"price":554.99,"currency_code":"EUR","in_stock":true},{"title":"Stage 2.5 v2","offer_id":57907923222872,"sku":null,"price":892.47,"currency_code":"EUR","in_stock":true},{"title":"Stage 3","offer_id":57907923255640,"sku":null,"price":1303.47,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.5","offer_id":57907923288408,"sku":null,"price":1415.97,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.75 v2","offer_id":57907923321176,"sku":null,"price":1528.47,"currency_code":"EUR","in_stock":true},{"title":"Stage 4","offer_id":57907923353944,"sku":null,"price":1549.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/bmw-e9x-e8x-bucketed-fuel-pump_0f1a25f5-67cd-44b5-89b4-4da86886fb3e.jpg?v=1786112368"},{"product_id":"e9x-e8x-modular-bucket-less-fuel-pump","title":"E9X\/E8X Modular Bucket-less Fuel Pump","description":"\u003cp dir=\"ltr\"\u003eBlack Market Parts beztvertnes zema spiediena degvielas sūkņi ir paredzēti pilnīgai E85 izmantošanai, izmantojot oriģinālos Walbro 450\/525\/535 sūkņus, kas nodrošina līdz pat par 350% lielāku plūsmu nekā standarta sūkņi. Iepriekš samontēti ar OEM savienotāju ērtai plug-and-play uzstādīšanai.\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003e2. posms (3,6 LPM): viens Walbro 450 — līdz 600 whp (550 whp ar E85)\u003c\/li\u003e\n\u003cli\u003e2,5. posms v2 (4,8 LPM): viens Walbro 535 — līdz 650 whp (575 whp ar E85)\u003c\/li\u003e\n\u003cli\u003e3. posms (7 LPM): divi Walbro 450 + elektroinstalācija\/Hobbs slēdzis — līdz 1050 whp (875 whp ar E85)\u003c\/li\u003e\n\u003cli\u003e3,5. posms (7,5 LPM): Walbro 450+525 + elektroinstalācija\/Hobbs slēdzis — līdz 1150 whp (975 whp ar E85)\u003c\/li\u003e\n\u003cli\u003e3,75. posms v2 (8,2 LPM): Walbro 535+525 + elektroinstalācija\/Hobbs slēdzis — līdz 1200 whp (1000 whp ar E85)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eNav paredzēti lietošanai, ja tvertne ir piepildīta mazāk nekā par ¼, vai izmantošanai sacīkšu trasē. Lai nodrošinātu norādīto veiktspēju, nepieciešams Precision Raceworks tvertnē uzstādāmais filtrs\/regulators.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eSaderība:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eBMW 1 Series M 2011\u003c\/li\u003e\n\u003cli\u003eBMW 128i 2008–2013\u003c\/li\u003e\n\u003cli\u003eBMW 135i 2008–2013\u003c\/li\u003e\n\u003cli\u003eBMW 135is 2013\u003c\/li\u003e\n\u003cli\u003eBMW 323i 2007–2011\u003c\/li\u003e\n\u003cli\u003eBMW 325i 2006\u003c\/li\u003e\n\u003cli\u003eBMW 325xi 2006\u003c\/li\u003e\n\u003cli\u003eBMW 328i 2007–2013\u003c\/li\u003e\n\u003cli\u003eBMW 328i xDrive 2009–2013\u003c\/li\u003e\n\u003cli\u003eBMW 328xi 2007–2008\u003c\/li\u003e\n\u003cli\u003eBMW 330i 2006\u003c\/li\u003e\n\u003cli\u003eBMW 330xi 2006\u003c\/li\u003e\n\u003cli\u003eBMW 335i 2007–2013\u003c\/li\u003e\n\u003cli\u003eBMW 335i xDrive 2009–2011\u003c\/li\u003e\n\u003cli\u003eBMW 335is 2011–2013\u003c\/li\u003e\n\u003cli\u003eBMW 335xi 2007–2008\u003c\/li\u003e\n\u003cli\u003eBMW X1 2012–2015\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Market Parts","offers":[{"title":"Stage 2","offer_id":58398892589400,"sku":null,"price":367.49,"currency_code":"EUR","in_stock":true},{"title":"Stage 2.5v2","offer_id":58398892622168,"sku":null,"price":446.24,"currency_code":"EUR","in_stock":true},{"title":"Stage 3","offer_id":58398892654936,"sku":null,"price":577.49,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.5","offer_id":58398892687704,"sku":null,"price":656.24,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.75v2","offer_id":58398892720472,"sku":null,"price":734.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/e9x-e8x-bucketless-pump.jpg?v=1788532323"}],"url":"https:\/\/tunepoint.eu\/lv\/collections\/fuel-pump-n54.oembed","provider":"TunePoint Europe","version":"1.0","type":"link"}