Home / Shop / Fuelab 555 High Pressure Adjustable FPR Blocking 25-65 PSI (1) -8AN In (2) -8AN Out - Blue

Fuelab 555 High Pressure Adjustable FPR Blocking 25-65 PSI (1) -8AN In (2) -8AN Out - Blue

SKU: FLB55504-3

Fuel Pressure Regulators

FLB 555 Carbureted FPR...

Fuelab

Fuelab 555 High Pressure Adjustable FPR Blocking 25-65 PSI (1) -8AN In (2) -8AN Out - Blue

SKU: FLB55504-3

Fuel Pressure Regulators

FLB 555 Carbureted FPR...

Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

FUELAB 555 Series fuel pressure regulators are true precision instruments designed to regulate fuel. They feature an advanced poppet design for smooth regulating capability and have a no-creep soft seat that is methanol and E85 compatible. These regulators are made from billet aluminum and are anodized for maximum protection. The 555 Series also includes a versatile mounting bracket with stainless steel hardware and 1/8 in. NPT gauge port with plug for external fuel pressure gauge.

Application Summary

Universal

Part Type

Fuel Injection Pressure Regulator O-Ring

Data: v4.2 - Upd: 2026-10-13 23:20:24

Specifications

Product Attributes - Brand: FUELAB
Product Attributes - Manufacturer's Part Number: 55504-3
Product Attributes - Part Type: Fuel Pressure Regulators
Product Attributes - Product Line: FUELAB 555 Series Fuel Pressure Regulators
Product Attributes - UPC: 845096014629
Product Attributes - Regulator Pressure (psi): 25-65
Product Attributes - Regulator Style: Non-return
Product Attributes - Regulator Location: Inline
Product Attributes - Boost/Vacuum Reference Port: Yes
Product Attributes - Gauge Port: Yes
Product Attributes - Inlet Quantity: 1
Product Attributes - Regulator Inlet Size: -8 AN
Product Attributes - Inlet Attachment: Female straight cut O-ring
Product Attributes - Outlet Quantity: 2
Product Attributes - Regulator Outlet Size: -8 AN
Product Attributes - Outlet Attachment: Female straight cut O-ring
Product Attributes - Fittings Included: No
Product Attributes - Regulator Material: Aluminum
Product Attributes - Regulator Color: Blue
Product Attributes - Rebuildable: Yes
Product Attributes - Mounting Bracket Included: Yes
Product Attributes - Remanufactured: No
Product Attributes - Quantity: Sold individually.

Reference Information

Brand Name/s	Fuelab
StreetFX SKU	flb55504-3
SFX Item ID	4221544
Supplier Item Code	4221544
Manufacturer SKU	55504-3
Manufacturer UPC	845096014629
Alternative References	FUE-55504-3, -8AN