I recently got a stock chip for my Ty got rid of the Kenne Bell.I am wondering where the fuel pressure should be set with this chip ,and with or without vaccum connected?Also running or not does it matter for pressure?It has a 3 inch cat back,and a air to air front mount,kenn bell cold air intake,255 pump,otherwise it is stock.So where should I start with fuel pressure? thanks in advance guys.