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1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks Discuss the Early Eighties Bullnose Ford Truck

Engine Problem

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Old Oct 15, 2009 | 04:17 PM
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Exclamation Engine Problem

I got a problem with my 1983 f100 engine. Its a 300 stright 6, Any help would be great.

~Slayer~

YouTube - 1983 Ford F-100 Engine Problem
 
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Old Oct 15, 2009 | 04:29 PM
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From: patricia ab canada
tune up,and check for vacuum leaks.if it's a feed back system,DS II conversion might be in order.IMO

plus i see some vacuum lines unhooked.
 
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Old Oct 15, 2009 | 07:32 PM
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It's really impossible to have any real issues diagnosed reasonably until a basic tuneup is complete as stated above. Change the plugs, plug wires, ignition coil, rotor and replace all the leaky dry-rotted/missing vacum hoses. That alone should make a great noticeable difference. When I got my '86 (with the same engine) a year ago, it would start/run, but would miss, stumble and overall was barely driveable. Now, it starts instantly, idles smooth...and gets up to 19 mpg!
 
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Old Mar 15, 2010 | 02:21 PM
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ok, looked for leaks and didnt find any. I checked the plug and they were gaped wrong so i found the right gap and regaped them. And it ran alot better but still wont idel right. After all that i put some new gas in and now it wont even start. So I have no clue whats wrong. Any help would be great.

~Slayer~
 
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Old Mar 16, 2010 | 01:13 AM
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From: Illernois
Sounds like it is either starving of fuel or it has a vaccum leak. If you said you cant find any vaccum leaks. I suggest you make sure you dont have any fuel lines that are pinched causing it to get fuel slowly. When you rev it will it keep running?

Also you might try replacing the fuel filter. The old one could have gone bad and cause it to not get fuel.
 
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Old Mar 16, 2010 | 10:44 AM
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if i can get it started it will stay running when i put it to the floor. ill check the fuel lines. thanks.
 
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Old Mar 19, 2010 | 09:31 AM
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lines were ok, and changed the fuel filter but its still messed up. I guess i might just have to go buy a new dodge.
 
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Old Mar 19, 2010 | 10:31 AM
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From: patricia ab canada
Fuel pump?I think it's a carb issue.has the carb been rebuilt?if not 27 years is a long time.and should be about time
 
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Old Mar 22, 2010 | 11:14 AM
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I dont think that it has been rebuilt at all. And how am i suppose to check the fuel pump?
 
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Old Mar 22, 2010 | 11:40 AM
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From: patricia ab canada
just remove the fuel line from the carb,put a container at the end,and crank the engine.

remove the rotor out of the distributor so the engine doesn't fire up and push fuel all over your engine causing a fire hazard.if you just remove the coil wire it could cause a spark and ignite the fuel.

i usually just jumper out the starter relay when i'm buy my self to crank the engine.
 
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Old Mar 23, 2010 | 01:52 PM
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ok thanks red. ill try it tomorrow and let you know.
 
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