is that at idle? 45 psi is high for idle. at idle mines is at 38 and wot is 43-45ish.
Originally posted by StanB
I have a B&M fuel pressure regulator and a fuel pressure gauge set at 45psi. I noticed on several occasions the pressure automatically increases to 46psi. Can someone tell me the cause of the increase? Also, whenever this happens there is a loss of top speed.