fuel pressure - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum

ocska04 · 02-04-2009, 07:39 PM

well i just bought a sard fpr and about to install on my s14 with an s14 sr20det and boosting 12lbs with upgraded fuel pump... now at the moment im running lean. At how many psi should the fuel be at in order for me not to be running lean... im gonna get a basic tune but i want to raise it b4 i go in cause that would be in about 2 weeks

codunc · 02-04-2009, 08:53 PM

43psi with no vaccuum at idle.
search next time you need info that's been covered 1000x

02-04-2009, 07:39 PM	#1
ocska04 Zilvia Member Join Date: Mar 2005 Location: L.A Posts: 151 Trader Rating: (0) Feedback Score: 0 reviews	fuel pressure well i just bought a sard fpr and about to install on my s14 with an s14 sr20det and boosting 12lbs with upgraded fuel pump... now at the moment im running lean. At how many psi should the fuel be at in order for me not to be running lean... im gonna get a basic tune but i want to raise it b4 i go in cause that would be in about 2 weeks

02-04-2009, 08:53 PM	#2
codunc Zilvia Junkie Join Date: Sep 2006 Location: Denver, CO Age: 34 Posts: 316 Trader Rating: (2) Feedback Score: 2 reviews	43psi with no vaccuum at idle. search next time you need info that's been covered 1000x