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Old 03-29-2006, 03:19 AM   #1
Super Chevy
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2wd to 4wd

hey i got a 72 c/10


and i can aquire a k5 blazer rolling chassis

can i use my 2wd steering box?
with a 4 lift up front do i still have to change the crossmember?
do i need a different tranny crossmember for the 4x4 tranny/xcase?


thanks super chevy
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Old 03-29-2006, 05:31 AM   #2
Mudder
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Re: 2wd to 4wd

You will need a steering gear off of a 4x4. You will also need the trans crossmember and a larger hump for your floor unless you are going to go with a body lift.

Last edited by Mudder; 03-29-2006 at 05:32 AM.
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Old 03-29-2006, 10:25 AM   #3
1967k30
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Re: 2wd to 4wd

You can use the 2wd steering box if you run crossover steering. Where are you located? I have some of the parts like a front axle,driveshafts,
t-case's,ect
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Old 03-29-2006, 02:10 PM   #4
mrein3
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Re: 2wd to 4wd

Quote:
Originally Posted by Super Chevy
hey i got a 72 c/10


and i can aquire a k5 blazer rolling chassis

can i use my 2wd steering box?
with a 4 lift up front do i still have to change the crossmember?
do i need a different tranny crossmember for the 4x4 tranny/xcase?


thanks super chevy
I have a mutt truck. The chassis is a 1971 4x4 that came from the factory with a 3-speed manual tranny and a np205 transfer case.
I wanted an automatic transmission.
I ended up using a th350 and np205 out of a 1972 Blazer. The crossmember and drive shafts are the same. GM made up the differences between tranny/xfer combo lengths by varying the length of the adapter between the two pieces. What I have observed is that if you have a NP205 now, you can use any NP205 and its transmission in place of what you got.

This crossmember has NOTHING to do with the 2wd crossmember.

I'm not sure because I've never owned a 2wd, but I believe the 2wd frame is different than the 4wd.

If the frames are not different the Blazer's crossmember should work. Maybe somebody else who has done this will chime in.
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Old 03-29-2006, 04:27 PM   #5
tom71
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Re: 2wd to 4wd

ask fuel cell guy , or look under the faq section
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Old 03-29-2006, 11:20 PM   #6
GMCMAX
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Re: 2wd to 4wd

I swapped my 2wd to 4X4, check this thread for some Q&A:
http://67-72chevytrucks.com/vboard/s...d.php?t=188520
Max
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