Delphi FP10494 Fuel Injection Pressure Regulator

Fuel Pressure Control for Acura NSX and Integra

The Delphi FP10494 fuel injection pressure regulator is built for precise fuel system control in select Acura applications. It uses a metal body, a push-in inlet, and a hose outlet to maintain the specified 54 system pressure for consistent injector performance.

• Fuel injection pressure regulator for air and fuel delivery systems
• Metal construction for fuel system durability
• Push-in inlet with hose outlet configuration
• 1 inlet port and 1 outlet port
• Bolt-mounted design
• Fixed-pressure design; not adjustable
• No gauge port
• System pressure: 54

OE-Style Fuel System Performance

Delphi FP10494 is engineered with OE heritage and supplier experience drawn from decades of original-equipment development. For Acura NSX and Acura Integra fuel system service, this regulator helps maintain the pressure level needed for stable fuel delivery, proper atomization, and consistent engine operation. The FP10494 cross-references Gates 22879 for the same application.

Common Fuel System Issues It Addresses

• Fuel pressure that is outside the specified range
• Hard starting caused by unstable fuel delivery
• Rough idle related to inconsistent injector pressure
• Fuel starvation symptoms under load
• Driveability problems tied to a worn regulator

Fitment and Installation Notes

• Fits 1991-2005 Acura NSX, N/A
• Fits 1992-1993 Acura Integra, N/A

Verify inlet and outlet port sizing, mounting style, and system pressure before installation. This part number is FP10494, and it is intended for applications that use a 54-pressure fuel injection regulator with a push-in inlet and hose outlet.

Quality Assurance

Delphi builds aftermarket parts using OE experience and engineering knowledge developed through long-term supplier relationships with major automakers. That OE-based background supports consistent fit, function, and fuel system performance for FP10494.