Opinions needed

Clutch, transmission, rear axle

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Lee
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Opinions needed

Post by Lee »

I posted in the 4x4 section and didn't find any help so I thought I would try here too:


Good Morn'un fellow Bump siders,

I am request'un opinions for my proposed project.

I am the proud owner of a 1970 Highboy with a NP435, devorced dana24. I recently picked up a Ranger Torque Splitter I am going to install. Also, I want to swap out the 435/24 devorced setup for a 435/205 married setup while do'un this install. I have located a married 435/205 from a 1978 truck that had 135K miles on it.

Now, I understand that swapping out the 24 for a 205 is almost a bolt on conversion in the devorced setup. In other words the 205 will bolt right up to the 24's cross frame mount.

My plan is to install the Ranger Splitter (which moves the 435/205 back 7 1/2 inches), install the new 435/205 married combo while using the cross frame menber from the 24 relocated to the proper spot. This is where I need ya'lls opinions. Does anyone see any major problems? Will the exist'un 24's cross member work for this?

I have already taken into account that using a married 435/205 combo with my low pinion dana 44 front increases the drive shaft angle and this isn't desirable. By adding the Torque Splitter, the 205 will be back 7 1/2 inches from a normal setup which eases the angle alittle. Also, I don't 4x4 that much so the U-joints on the front shaft don't get used much anyway. BTW, I have manual locking hubs too.

Also, I understand that I will have to alter both the front and rear driveshafts and also the speed"o cable issue.

Thanks for reading and please "Fire away"!
Lee
Doug Comer
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Re: Opinions needed

Post by Doug Comer »

Sorry I didn't get back to you in the 4x4 section. From what I know the married and divorced NP205 mount in different ways. The divorced uses studs that point up and mount under the crossmember. The married uses the mounting point located on the adapter (between the transmission and transfercase) and mounts from the bottom on top of the crossmember. As for help with the driveline angles, I'm useless :lol: .
Doug
1967 f100 4x4
1970 f250 4x4
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averagef250
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Re: Opinions needed

Post by averagef250 »

Like everyone else has told you in both threads you've started on the same topic mated and divorced mounting are completely different.

Don't remove the Dana 24 crossmember, it holds the frame together. Rivets are much stronger than bolts.

Adapt a crossmember from a 78-79 F-250 4x4 or build something from scratch.
1970 F-250 4x4 original Willock swivel frame chassis '93 5.9 Cummins/Getrag/NP205/HP60/D70
Lee
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Re: Opinions needed

Post by Lee »

Thanks Dustin for the advice. ;-) I understand that married verses devorced are completly different,.... hence my request for knowledge.

I will leave the 24 member in place. Do I need 2 cross members? One fer the tranny and one for the transfer case? Is this the correct way to mount a married set-up?

Please advise.

Lee
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Re: Opinions needed

Post by averagef250 »

A married transmission/transfercase uses just a single crossmember. The transmission actually sits on the mount, the transfer case hangs off the back.
1970 F-250 4x4 original Willock swivel frame chassis '93 5.9 Cummins/Getrag/NP205/HP60/D70
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