MustangWorks.com : Ford Forums - View Single Post - Went to the dyno--really lean, help

Dark_5.0 · 04-07-2005, 08:43 AM

A failing fuel pump could be part of the problem. The more parts you throw on a speed density stang the leaner it is going to run until you bump up the fuel pressure.

04-07-2005, 08:43 AM	#11
Dark_5.0 Registered Member Join Date: Apr 2001 Location: Staging lane Posts: 4,337	Re: Went to the dyno--really lean, help A failing fuel pump could be part of the problem. The more parts you throw on a speed density stang the leaner it is going to run until you bump up the fuel pressure. __________________ 92' LX-Big brakes, Lots and lots of suspension, GT40X heads, Ported cobra intake, stock cam, Vortech SC trim. 00' Lightning-Stock 88'CRX-13 second ego killer