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-   1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks (https://www.ford-trucks.com/forums/forum37/)
-   -   What have you done to your truck today? (https://www.ford-trucks.com/forums/1004055-what-have-you-done-to-your-truck-today.html)

Sw1tchfoot 11-01-2012 10:03 AM

This week a got a new windshield installed, new wheel bearings on the passenger side to pass inspection. It would have passed without the wheel bearings but I would rather do it now than in the future.

I noticed a little bit of play in one of the balljoints I replaced last year :-arrgh (MasterPro brand, from O-Reillys)

immto 11-01-2012 10:08 AM

Just got done cleaning up my spindles. Now I will replace the ball joints and cleanup the rear back plates.

http://i936.photobucket.com/albums/a...to/Before1.jpghttp://i936.photobucket.com/albums/a...o/IMG_6181.jpghttp://i936.photobucket.com/albums/a...mmto/Black.jpg

ctubutis 11-01-2012 10:20 AM


Originally Posted by truckertrav (Post 12435758)
Finally got to get a picture of the number on the relay(after removal)

This is the one that the grey wire to the electric choke goes to...

google only showed one instance(here on FtE)..

Anyway,maybe someone can get more info about what it is and what the heck it does...

https://www.ford-trucks.com/forums/p...ctureid=113652

Here is what the FoMoCo 1980/89 Light Truck Master Parts Catalog (Copyright 1994) says....

Group Number 9C972 RELAY ASSY. (GLOW PLUG AFTER GLOW)

There are two of them listed:

E2TZ-9C972-A (Motorcraft SW-1752) Fits 1983 E-F250/350 8-cyl 420 cid Diesel engines.
Marked as E2TC 9C972-AA; used for 2nd stage after initial glow function


E5TZ-9C972-A (Motorcraft SWE 1944) Fits 1985/89 Bronco II & Ranger with 4-cylinder Diesel engine
Has integral plug in connector


I don't see anything anywhere for one marked as E4TB-9C972-DA like yours is.

5BB kinda looks like a manufacturing date code, but I would expect that last B to be a numeral (representing the day of month) and not a letter, so....

Seems to me some PO has installed "something that will work" there, it didn't come from the factory that way.

1983F1503004x4 11-01-2012 11:23 AM

Got the new lifters soaking in oil right now.

Alternator should be in this evening and I'll give it a crank to see what happens. I'm excited.

460/5 11-01-2012 12:06 PM

well, to keep it bullnose related, I sold my '84 back to my dad.

but on to the good stuff. back in august, I did this:

Built FORD Tough! - YouTube

85lebaront2 11-01-2012 04:19 PM

What have you done to your truck today?
 
1 Attachment(s)

Originally Posted by truckertrav (Post 12435758)
Finally got to get a picture of the number on the relay(after removal)

This is the one that the grey wire to the electric choke goes to...

google only showed one instance(here on FtE)..

Anyway,maybe someone can get more info about what it is and what the heck it does...

https://www.ford-trucks.com/forums/p...ctureid=113652

As promised, here is the diagram.

Gary Lewis 11-01-2012 05:46 PM


Originally Posted by 85lebaront2 (Post 12438741)
As promised, here is the diagram.

Bill/Trav - That schematic just shows the choke relay being pulled in by the alternator and placing battery voltage to the choke. I don't see anything that would reduce the voltage after a length of time like Trav is seeing.

bruno2 11-01-2012 05:52 PM


Originally Posted by immto (Post 12437461)
Just got done cleaning up my spindles. Now I will replace the ball joints and cleanup the rear back plates.

http://i936.photobucket.com/albums/a...to/Before1.jpghttp://i936.photobucket.com/albums/a...o/IMG_6181.jpghttp://i936.photobucket.com/albums/a...mmto/Black.jpg

Nice work Immto! I love to see people taking the time to make things right . Keep it up and keep posting pics.:-X22

FordFETruck 11-01-2012 05:56 PM

Today I installed .100 jets in my Edelbrock 1406, changed the metering rod springs back to the 5" springs, hopefully the stumble at cruise will be gone. I finished prepping and painting all 4 of the interior panels, those all came out pretty nice, way nicer looking than before. I also found out I have a tiny bit of rust to fix before I put the back pillar panels back on, no big deal. I also found out that my rear window seal leaks in a couple spots a tiny bit.

Gary Lewis 11-01-2012 06:24 PM


Originally Posted by FordFETruck (Post 12438996)
Today I installed .100 jets in my Edelbrock 1406, changed the metering rod springs back to the 5" springs, hopefully the stumble at cruise will be gone. I finished prepping and painting all 4 of the interior panels, those all came out pretty nice, way nicer looking than before. I also found out I have a tiny bit of rust to fix before I put the back pillar panels back on, no big deal. I also found out that my rear window seal leaks in a couple spots a tiny bit.

You are running the 100's?! What rods are you running? You do know that Edelbrock doesn't even show those jets on the chart for the 1406, regardless of the rod you are running?

I'm guessing that your gas mileage is terrible. I say that because the largest rod that E'brock has is a .075, and pairing that rod with the .100 jet means you are running 10% richer in cruise than stock. And, I'm running 6% leaner on a 351M with the same carb?

FordFETruck 11-01-2012 06:27 PM


Originally Posted by Gary Lewis (Post 12439095)
You are running the 100's?! What rods are you running? You do know that Edelbrock doesn't even show those jets on the chart for the 1406, regardless of the rod you are running?

I'm guessing that your gas mileage is terrible. I say that because the largest rod that E'brock has is a .075, and pairing that rod with the .100 jet means you are running 10% richer in cruise than stock. And, I'm running 6% leaner on a 351M with the same carb?


It shows stock jets for primaries are 0.098. The new jets are only 2 thousandths bigger than stock. I'm running stock metering rods.

Gary Lewis 11-01-2012 06:35 PM


Originally Posted by FordFETruck (Post 12439104)
It shows stock jets for primaries are 0.098. The new jets are only 2 thousandths bigger than stock. I'm running stock metering rods.

Yep, the stock jets are .098's and the stock rods are .075 x .047. With the .100's you are running 10% rich on cruise and 5% rich on power, meaning when the spring you are playing with pops the piston and rods up. If that works for your, great. But I'd bet you are running a lot more gas through it than is needed.

How did you determine you needed the .100's?

FordFETruck 11-01-2012 06:43 PM


Originally Posted by Gary Lewis (Post 12439138)
Yep, the stock jets are .098's and the stock rods are .075 x .047. With the .100's you are running 10% rich on cruise and 5% rich on power, meaning when the spring you are playing with pops the piston and rods up. If that works for your, great. But I'd bet you are running a lot more gas through it than is needed.

How did you determine you needed the .100's?


Well, it runs lean in cruise, runs lean all the time in fact except for when you stomp on it, which it really sucks the gas when you do that, so I don't do that often and try not to period lol. stumbles pretty consistently with any different metering rod spring that I try, I noticed they have .101 jets listed for the 1406, thought I would give the .100's a try. Hopefully it all works out lol.

Now, if you look at the .100 jet and 75x47 combo on a 1405, look where it is. I wonder why the chart is different for those when it's the same carburetor pretty much, just manual choke.

Gary Lewis 11-01-2012 06:52 PM

No, they aren't even close to being the same carb. Ask Bruno. He had a 1406 on his Bronco (way back when it was running }>) and it seemed to just fall on its face in the upper range. His buddy has a 1405 that he bolted on and the engine woke up.

So, no problem, we'll clone the 1405's metering on the 1406. We did and the engine still fell on its face. Then we pulled them apart and discovered that the boosters are completely different. Even though you can seemingly set up the metering the same they are still quite different. Which makes sense because they were intended for different purposes.

FordFETruck 11-01-2012 06:59 PM


Originally Posted by Gary Lewis (Post 12439199)
No, they aren't even close to being the same carb. Ask Bruno. He had a 1406 on his Bronco (way back when it was running }>) and it seemed to just fall on its face in the upper range. His buddy has a 1405 that he bolted on and the engine woke up.

So, no problem, we'll clone the 1405's metering on the 1406. We did and the engine still fell on its face. Then we pulled them apart and discovered that the boosters are completely different. Even though you can seemingly set up the metering the same they are still quite different. Which makes sense because they were intended for different purposes.


Hmm, damn I was proved wrong again. LOL, I didn't get much sleep last night, and woke up early. I'm tired, explain the "boosters" please

Err, nevermind that. I just realize what they are lol.


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