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which t-case to use

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Old 03-14-2009, 06:12 PM
odogg's Avatar
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Default which t-case to use

recently i swapped a 90 6bt into a 94 1500 4x4. the donor truck was 2wd with a 727. i want to go to a overdrive trans, so i was thinking about the 518,. I know the 46rh is probably better but i dont want to have to buy an adapter flex plate and starter. so using the 518 i need a different t-case because the differential is on the left side in the 94. will a nv241 bolt up to the 518? thanx
 
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Old 03-15-2009, 10:43 AM
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Depends on the bolt pattern. I do believe it's an NP241, not a NV241.
 
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Old 03-15-2009, 11:41 AM
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oh ok my bad. but arent they the same thing. i'm pretty sure its the same company. also i ment to say 47rh not 46rh.
 
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Old 03-24-2009, 03:59 PM
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In the 1st gens the 518's had new process tcases behind them. The 47RH's and NV4500's have 241's. You might be able to bolt up a 241 to the 518 as long as it tis the round bolt pattern tcase adaptor on the 518.
 
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Old 03-24-2009, 05:07 PM
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youll also have to make sure the output/input shafts line up you could probaly use a 205 with some riggin they are a good bit stronger
 
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Old 03-24-2009, 11:36 PM
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He might be able to get an adaptor to use a ford NP205 LH drop but I wouldn't. The NP205 is no way stronger than a 241LD. Maybe equal in strength. The out put shafts in the 205's do not like diesel type torque. I have broken a few and the billet replacements are built to order and they know how to charge for them if you know what I mean. LOL
 
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Old 03-24-2009, 11:51 PM
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i wouldnt use a 205. either throw a 241dhd in it, a 271 with customization or a damn near bullet proof dana 300 they are a gear driven cast iron case, similar to a np205.

---AutoMerged DoublePost---

Originally Posted by wildbill
Depends on the bolt pattern. I do believe it's an NP241, not a NV241.
really no diverence in the two, np= new process, nv=new venture. np is the correct term but alot of guys call them nv241dhd
 

Last edited by 94cummins12v; 03-24-2009 at 11:51 PM. Reason: Automerged Doublepost
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Old 03-26-2009, 07:46 PM
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And the 241's are New Process as mentioned.
 
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