Questions about fuel pressure, on a 355 cu in chev motor with TPI. Fuel pressure test is as follows, turned the fuel pump on gauge went to 40 psi left the pump running for 10 seconds pump dropped to 32 psi. Started engine fuel pressure went to 42 psi increased rpm to 3500 and the psi stayed at 42. Should the pressure drop on the fuel pump before starting the motor and should the psi increase with added rpm
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