Tech Department Project Cars FM Store FMWire ReadersCars Feature Cars Forums Log in About FordMuscle
pix
FordMuscle WebMagazine - Home
FordMuscle Home
FordMuscle Login
Subscribe
Thread: 89 F-150 5.0/302 Large Quantity of Unburned Fuel in Exhaust System...need some help
View Single Post
10-25-2007, 11:38 AM   #5 (permalink)
keithrowe99
 
Join Date: Jun 2007
Posts: 5
Re: 89 F-150 5.0/302 Large Quantity of Unburned Fuel in Exhaust System...need some he
Quote:
Originally Posted by mustang42782 View Post
I had this issue on a turbo coupe, the fuel pressure regulator had a hole in it letting the engine vac pull excess fuel into the intake drowning out the engine in a few cylinders. Take the vac hose off the regulator and pull it down with a vac pump. If it drops or you see fuel in the line it is shot.
In my list above I did forget to mention that the regulator is new and adjustable, and I do have a fuel pressure gauage attached. It runs at about 25-27 with the vac line off and plugged...
keithrowe99 is offline   Reply With Quote
 
pixblue
Mallory Summer

All content © FordMuscle, LLC. | Ford® is a registered trademark of the Ford Motor Company. | FordMuscle.com is not affiliated with the Ford Motor Company.