Air and Fuel› Fuel Pumps, Regulators and Components

Fuelab

Fuelab 555 Carb Adjustable FPR Blocking 10-25 PSI (1) -8AN In (2) -8AN Out - Green

$239.00

SKU: F00B 55503-6

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INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Fuelab 55503-6 is a universal, adjustable fuel pressure regulator designed for carbureted engines. It features a blocking style with a -8AN inlet and two -8AN outlets, allowing for precise fuel system control. This regulator offers a pressure range of 10-25 psi and is compatible with various fuel types, including gasoline, diesel, methanol, and ethanol.

Fitment

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Specifications

BrandFuelab
Part NumberF00B 55503-6

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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