Fuelab 50102 5010 Series Adjustable Bypass Fuel Pressure Regulator -10AN Inlet Large Seat

The Fuelab 50102 is a high-performance adjustable bypass fuel pressure regulator from the 5010 Series, engineered for demanding performance fuel systems. Featuring dual -10AN inlet ports, a large seat design, and a pressure range of 10–25 PSID, this regulator delivers precise, reliable fuel pressure control capable of supporting up to 1,500 HP when paired with a compatible high-flow lift pump.

Machined from billet aluminum with a military-grade anodized finish (MIL-A-8625, Type II), the 50102 is built to withstand the rigors of high-performance applications. It accepts both port-style and non-port-style union fittings without interference, offering maximum installation flexibility. The -6AN return port is conveniently located on the bottom of the regulator.

Key Features:

• Dual -10AN inlet ports and one -6AN return port (bottom-mounted)
• Large seat design for high-flow applications
• Pressure range: 10–25 PSID
• Supports up to 1,500 HP when used with Fuelab Velocity Series 200 GPH lift pump
• Compatible with gasoline, diesel, methanol, and ethanol fuels
• Billet aluminum construction with military-grade anodized finish (MIL-A-8625, Type II)
• Fine thread pitch adjustment for precise pressure setting
• Accepts port-style and non-port-style union fittings
• 1/8" NPT gauge port with plug for external pressure gauge
• 1/8" NPT pressure reference port with barbed fitting
• Includes versatile mounting bracket and stainless steel hardware
• Backed by a limited lifetime warranty

The Fuelab 50102 fuel pressure regulator is an ideal choice for high-horsepower EFI and diesel fuel systems requiring consistent, adjustable pressure regulation with broad fuel compatibility.