Rough idle and stalls - Ranger-Forums - The Ultimate Ford Ranger Resource

4.0L OHV & SOHC V6 Tech General discussion of 4.0L OHV and SOHC V6 Ford Ranger engines.

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Old 09-25-2013
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Join Date: Sep 2013
Location: Huntsville,tx
Posts: 2
Rough idle and stalls

Hey y'all my name is Tim I'm new to the need some help here got a 1992 ford ranger 4.0 5 speed manual engine starts and cranks up but runs very rough and dies But when I unplug the vacuum line going to the fuel pressure regulator and it will stay running but hesitates when give it gas there no signs of fuel in the vacuum line old spark plugs were fouled out solid black like it is dumping too much fuel runs very rich it has very strong spark and fuel pressure is between 35-40
Need help please
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Old 09-26-2013
Thread Starter
Join Date: Sep 2013
Location: Huntsville,tx
Posts: 2
Well I guess no one on this site knows anything either
Since no replies thanks for nothing y'all
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