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Tbp mag 44 hp housing??

orygunbou71

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Nov 17, 2009
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Ashland, Oregon
Hi all I'm wanting to go with a bronco width hp dana 44 up front for front driveline and caster issues. My question is should I go with a complete full width and narrow it down and use all components from it?? Or should I buy the tbp mag 44 housing only from Tom's bronco parts? Keeping in mind i already have arb locker, crome moly 30 spline axle shafts and complete disc brake conversion that all can be bolted onto the tbp mag housing. Im not a fab guy so cutting and rewelding the housing and wedges is something I would have to lay for. I also just redid all ball joints in my current 44 housing and I'm sure my low pinion 44 housing is worth some $$. What do you guys think??
 

bronconut73

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As I understand it unless you go above 3.5" lift a high pinion differential can get into your oil pan.

But a lot of guys have done this as there are a lot of guys above 3.5" lift.
 

Broncobowsher

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Since it sounds like you already have all the parts and just need a housing to put everything into. The TBP sounds like a good choice.
 

Apogee

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The TPB housing looks nice, but given the cost, I'd probably buy a Ford F150 HP D44 and modify it...oh wait, that's what I'm doing. I got the whole truck for $600 and have the HP D44 up on the fab table now, cleaning it up and getting it ready for a cut and turn on the C's and pull the wedges in to EB width and set the pinion angle at the same time. I'm going to run mine at the full 65" width, but it wouldn't be super hard to narrow once the outer C's have been broken loose and removed.

If all of the fab side of it sounds like no fun, then the TBP looks like a good choice and appears to be very similar to the Currie 44 offered for the JK's, but with radius arm mounts and the 3-link mount on top of the pumpkin removed. I'd be tempted to see if the Currie 44 housing could be used from Currie, and then set it up with a 3-link instead of radius arms, but then you're back into a more fab-heavy option.
 

markw

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Check Vivid Racing HP D44 axle housing. $700.


Sent from my iPhone using Tapatalk Pro
 

markw

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Same part from JBG $785


Sent from my iPhone using Tapatalk Pro
 

Broncobowsher

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When you are talking about a part that big, you really need to look at shipping costs as well.
 

nvrstuk

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The stock F150 housing tubes are usually either 1/8" thick to 1/4" thick. My '78 F150 housing was 3/16" thick when drilled in two spots to check thickness.

The TBP Mag44 housing is 3/8" thick. Huge difference in strength-huge, just a heads up.

Your call.... but Bronco housings (and F150's) bend easily unless trussed.
 

markw

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I had a F150 housing retubed with 3/8" and still managed to crack the weld at the housing. Currently having Currie build a new axle. Sure looks like the Toms part.
 

Apogee

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Factory EB D44 is 5/16" wall with Ø2.75" diameter IIRC.

The 1976-1977 F150 HP D44 disc brake axles (and possibly earlier drum brake housings) with weld-on wedges also have a Ø2.75" tube, but with a 1/2" wall thickness per the measurements shown below.
 

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Seventee

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In the sticks of MT
I still have a piece that I cut off my '78 HP 44, it is 1/4".

These things lived long lives under pickups and Broncos, under various levels of abuse. So unless you're planning on being airborne or building a rock bouncer it's a non-issue IMO. In many of those application a D44 is probably not the right setup to begin with.
 

mrdrnac

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Factory EB D44 is 5/16" wall with Ø2.75" diameter IIRC.

The 1976-1977 F150 HP D44 disc brake axles (and possibly earlier drum brake housings) with weld-on wedges also have a Ø2.75" tube, but with a 1/2" wall thickness per the measurements shown below.


I agree with Apogee,

My 1976 F150 HP axle has 1/2" tube thickness and 2.75" in diameter also.
 

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toddz69

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I believe the TBP housing tubing is 3" in diameter and I'm pretty certain it's made for them by Currie.

Todd Z.
 

nvrstuk

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Well, I cut an F150 to narrow for my Bronco and it was .250" wall thickness. This was appr 4" in from the end of the housing.

It's been hauled off to the scrap recycler or I'd take a pic for this post to verify it.

Not saying you are wrong but there's 2 guys here that have measured 1/4" and up.
 

Apogee

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FWIW, a Ø3" tube with a .375 wall thickness is stiffer than a Ø2.75" tube with a .500 wall thickness by about 27% if I did the math right, making the Currie/TPB housing a step up even though the wall thickness is less. Stiffer and lighter is probably why they went that route, and I would consider it if I weren't already on the path I'm on.
 

nvrstuk

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Thanks for doing the math... always good to see those kind of numbers.
 
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