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The fuel are 11
1973-1973 GMC K15/K1500 Suburban 307 CID
1 1/2" Throttle Bore
Application Camaro 70-74 Firebird 71-74 Trans-Am 71-74
Red & Blue fittings with Stainless hose
Billet Carbureted Fuel Pressure Regulator - 12-707 performance-exhaust-mufflers-flowmaster-hooker The fuel are 11Overview: Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. Too much fuel pressure for a given needle and seat assembly can overload the needle and seat and may cause flooding or drivability problems. Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. All Holley regulators are pre set at the factory so
