Actron CP7838 Professional Fuel Pressure Tester

This fuel pressure tester worked great for me. I was able to connect it to the test port on my fuel rail and test pressure within literally about 2 min
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Equus 3640 Fuel Injection Pressure Tester

This is a fairly nice gauge. The quality appears pretty good. There is a nice variety of adapters and fittings included. The pressure relief hose allows you to safely bleed off the fuel under pressure after you have attached the gauge. Get Here

Actron CP7802 Vacuum and Fuel Pressure Tester Kit

This vacuum and fuel pressure tester helps to quickly diagnose fuel delivery systems, vacuum-operated components, intake and exhaust valves, piston rings, head gaskets, and perform one-person brake bleeding. This vacuum and pressure tester fine tunes carburetors and timing peak for maximum fuel economy. This vacuum and fuel pressure tester comes complete with hose and adaptors.