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1961 - 1966 F-100 & Larger F-Series Trucks Discuss the Slick Sixties Ford Truck

3 speed to 4 speed

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Old Sep 30, 2017 | 08:06 AM
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3 speed to 4 speed

I have a 66 F100, 2wd, with a 390 out of a 74 F100. I am looking at replacing the factory 3 speed (3.03 toploader) to a 4 speed that is out of a 65 Fairlane. Basically, what issues with this swap? The guy is giving it to me and after 4 years of restoring this truck, I want to do the swap unless its a lot of excess work. Only things remaining to do is wiring and rear brake lines. I have already converted the trans from column to floor shift. I did a search, but, not good at key words to narrow the search down. Thanks again!
 
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Old Sep 30, 2017 | 09:37 AM
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I believe the bolt pattern and input shaft are compatible with your bell and flywheel. However, you should measure these things. Also, the shifter for the car-type toploader will be pretty far to the rear for a pickup. You can adapt a tower-type shifter from a Jeep or get a kit from the aftermarket.
 
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Old Oct 1, 2017 | 07:42 AM
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Thanks Merc. I'll definitely do the measurements prior to. I put in buckets seats so that might help out the shifter position. I waiting to see if the guy is serious about giving it to me as he says he is liquidating and moving to FL or at the least get it cheap.
 
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Old Oct 1, 2017 | 11:21 AM
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Originally Posted by AlsRyd66
I have a 66 F100, 2wd, with a 390 out of a 74 F100. I am looking at replacing the factory 3 speed (3.03 toploader) to a 4 speed that is out of a 65 Fairlane. Basically, what issues with this swap? The guy is giving it to me and after 4 years of restoring this truck, I want to do the swap unless its a lot of excess work. Only things remaining to do is wiring and rear brake lines. I have already converted the trans from column to floor shift. I did a search, but, not good at key words to narrow the search down. Thanks again!
If the Fairlane has a 289, it could have either the Borg-Warner T-10 4 speed or the Ford top loader 4 speed.

If it has a 200, it will have the Dagenham 4 speed that has a very distinct reverse gear whine.

None of these 4 speeds were ever installed in a truck. The Dagenham was also installed in I-6 1965/66 Mustang's, 1963/65 Falcons and 1962/63 Econolines. Shift lever on Econoline: 4-on-the-tree!

The only 4 speeds available 1965/66: New Process 435 4 speed (2WD & 4WD) and the Warner T-18 4 speed (2WD only).

Excepting the Dagenham, if these trans' are installed in a truck, the shift lever of the T-10 & top loader will be either partially or fully under the front seat, so you'll either have to modify it or install bucket seats.

1965/66 Rangers came with bucket seats, they're the same as 1965/66 Mustang, same upholstery and seat tracks, too. But in order to install them, you'll need the 4 special brackets that raise and level the seats.

These brackets bolt to the floor pan, then to the seat tracks and have been reproduced by an FTE member who lives in AZ
 
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Old Oct 2, 2017 | 10:07 AM
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Thanks Bill. He did say it is a toploader. Already got buckets in place from a 66 Mustang Pony. Got the brackets from Kevin too. If its a fairly easy swap I'll get it done this winter, otherwise, I"ll get it the truck roadworthy for the upcoming spring and wait till next winter to tackle it.
 
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Old Oct 2, 2017 | 10:34 AM
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Originally Posted by AlsRyd66
Thanks Bill. He did say it is a toploader. Already got buckets in place from a 66 Mustang Pony.

Got the brackets from Kevin too. If its a fairly easy swap I'll get it done this winter, otherwise, I"ll get it the truck roadworthy for the upcoming spring and wait till next winter to tackle it.
No 1960's Mustang was a Pony. The upholstery used on 1965/66 Mustang GT's have a running horse embossed on their backrests.

The non Mustang GT upholstery backrests match the seat bottoms (plain 'ol tuck and roll), and this is also what the Rangers came with.

Bill W originally repro'd the brackets, then KStone began making them. Both live in AZ, Bill lives in Tucson, Kevin may too.

I had forgotten Bill W's successors name. But I won't forget Bill W. I know Bill personally, as we've meet several times at the F100 Western Nats...held in Anaheim CA

Bill is a hell of a nice guy...and we share the same first and last names: Bill Wilson His son is also named Bill Wilson.

At the 2008 event, when we first met, we were standing around gabbing. Then Dave (garbz2) walked up, now 5 of us were gabbing, because Don (65CamperSpecial) was also there.
 
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Old Oct 2, 2017 | 01:15 PM
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Just going what the seller told me about the seats. I now know they're from a GT. Thanks! Looking forward to some F100 meets when she is done and on the road.
 
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Old Oct 3, 2017 | 06:13 PM
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Your driveshaft will need to be shortened and you most likely will need a longer speedometer cable. You may also need to relocate the transmission cross member to match the Fairlane mount location.

Make sure the driven gear on the speedometer cable matches the drive gear in the transmission. You will need the correct tooth count for an accurate speedometer AND the driven gear will need the correct pitch, left or right.

Other than the above and the shifter location, which you have addressed, it should be a nut and bolt install.

Good luck/
 
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Old Oct 4, 2017 | 08:25 AM
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Thanks for the good info Roger. I believe if I am able to get it, I'll put off installation till next winter. Gives me time to rebuild it.

Allan
 
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