FUELAB 515 Series Carbureted Fuel Pressure Regulator 4-12 PSI -10AN/-6AN - 51503-3

The FUELAB 515 Series Carbureted Fuel Pressure Regulator is designed to regulate fuel pressure in carbureted systems using the exact pressure range and port configuration listed for this part. Part 51503-3 uses a 4-12 PSI -10AN/-6AN configuration. Gasoline, E85 & methanol compatible.

Key Specifications

• Brand: FUELAB
• Series: 515 Series
• Part Number: 51503-3
• GTIN/UPC: 00845096000080
• Pressure Range: 4-12 PSI
• Connections: (2) -10AN Inlets; (1) -6AN Return
• Regulator Style: Return-style bypass
• Body Material: Billet aluminum
• Fuel Compatibility: Gasoline, E85, methanol

Usage & Application Guide

• Use in carbureted fuel systems that match the listed pressure range and port sizes.
• Install in a return-style system with the return line sized for stable pressure control.
• Verify pump flow, base-pressure requirements, boost/vacuum reference needs, and fitting sizes before ordering.