91 vette fuel pressure
Thread Starter
Burning Brakes
Joined: Jun 2003
Posts: 949
Likes: 0
From: smithtown ny
91 vette fuel pressure
i bought 21#injectors from fiveomotorsports what do i set the pressure at i do have bolt ons including tpis headers i have it set at 42psi with line on but at around 3800-4000 rpms it falls flat seems like i'm running out of gas?
Team Owner
Joined: Dec 2000
Posts: 90,675
Likes: 304
From: SE NY
Cruise-In II Veteran
Re: 91 vette fuel pressure (6spd)
I'm running stock injectors at 48psi with my mods and A/F is around 12.6:1 at WOT.
I think you could try 2-4 psi higher to see if you get any improvement.
I think you could try 2-4 psi higher to see if you get any improvement.
