In needs of Nico Members help...

General discussion forum about the 240sx, and a great place to introduce yourself to the board!
2lua
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Joined: Wed Jan 19, 2005 4:31 pm

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Hi, I have a problem in needs of help from Nico Members. My friend and i having a small argument about this diff. I know for sure this is an open diff, but my friend said otherwise. Just because the diff. cover had an orange sticker said VLSD. I did the spin test without the cover remove both axle hub spin opposite direction. He still would not accept it, and insisted that i need to take down all the info and go to the Nissan dealer. Now i got the cover removed and this diff. is for sure an open diff. I hope you guys help me out. either agree or disagree.thanks,2lua







naed240sx
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That is an open diff for sure. You didn't buy that did you?

2lua
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unfortunaly yes! but he said that he will replace it once all the facts about this come back as an open diff.thanks for the comments and every one else respond to this....

naed240sx
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2lua wrote:unfortunaly yes! but he said that he will replace it once all the facts about this come back as an open diff.thanks for the comments and every one else respond to this....
Jeez. That sucks man. I went through similar stuff trying to get a viscous though. First one I had shipped from a junkyard, turned out to be open, second was shipped from an ebay seller, turned out to be a scammer selling an open, third was shipped from a legit ebay seller, but it turned out to be blown, and the 4th is installed in my car. Unfortunately after 3 months, it's not locking very well anymore.

2lua
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man you are in the worst case then i am...

naed240sx
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2lua wrote:man you are in the worst case then i am...
Yeah it was bad. I had even installed the blown one, because it is impossible to know if it is blown when it's out of the car. So, I had taken the open one out, put in the blown vlsd, then drove on it,realized it didn't lock, took it out, put the open back in, returned the blown one, got another one, took out the open, then installed the new viscous.

Of course, I then got a new car after 3 months, so that diff came back out, and the open diff went back in. Then the open diff of the new car came out, and the viscous went into it.

I am basically the fastest diff swapper ever now.

2lua
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well at least at the end you came out smiling...

naed240sx
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2lua wrote:well at least at the end you came out smiling...
Not really, because I realized that I hate vlsd.

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hannibal
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Just be glad you checked before installing the diff. Its kinda messed up someone threw that sticker on an open diff

hey dean, if I ever need help swapping a diff, I know who to ask. *cough* helical *cough*.

naed240sx
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IWannaS15 wrote:Just be glad you checked before installing the diff. Its kinda messed up someone threw that sticker on an open diff

hey dean, if I ever need help swapping a diff, I know who to ask. *cough* helical *cough*.
Heh. Installing a helical is not as simple as just swapping in the pumpkin. I'm still looking into this for myself. Some say shimming is neccesary, others disagree. At any rate, you still have to swap the ring gear, and use different ring gear bolts or sleeves.

SeVa-S13
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Not setting shims and proper backlash when installing a new diff into a pumpkin is a bad idea I'm pretty sure. Half of the clutch diffs you hear clacking away wouldn't be quite as loud if people installed them correctly.

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anumeric
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I picked up a j30 vlsd awhile back at a junkyard and when I rotated the axles they spun opposite directions as well. It had the vlsd sticker on it as well and looked like it had been on there for years with some road grime on it. Thing is I took the thing off the car myself. Still haven't installed it and haven't opened it up either to check it out. But I thought some diff. only lock up and spin the same direction when torque is applied. Correct me if im wrong.

naed240sx
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anumeric wrote:I picked up a j30 vlsd awhile back at a junkyard and when I rotated the axles they spun opposite directions as well. It had the vlsd sticker on it as well and looked like it had been on there for years with some road grime on it. Thing is I took the thing off the car myself. Still haven't installed it and haven't opened it up either to check it out. But I thought some diff. only lock up and spin the same direction when torque is applied. Correct me if im wrong.
All r200 viscous diffs act the same way. Turn the input shaft, and both of the axles should spin the same way. turn one axle, and the other should spin the same way. It is also ALOT harder to turn by hand than an open diff.

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anumeric
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Whew I just ran out to the garage to double check and they do turn the same way, lol "I need some sleep", Then again I got the thing and it's been sitting for almost 2 yrs. I almost tricked myself into thinking I got ripped. Ah well either way it only cost 35 bucks. lol

naed240sx
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anumeric wrote:Whew I just ran out to the garage to double check and they do turn the same way, lol "I need some sleep", Then again I got the thing and it's been sitting for almost 2 yrs. I almost tricked myself into thinking I got ripped. Ah well either way it only cost 35 bucks. lol
Another good test is trying to turn the two shafts in opposite directions. It's pretty hard if the diff is still in good shape. 35 bucks is a steal btw.

xUNGRAT3FULx
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i dont mean to revive old threads but im looking for a picture difference between a vlsd and an open cuz im bout to go buy one and wanna be 100% sure that its a vlsd and i jus dont know the visible difference between the two "guts"

and yes ive searched but came up with no pics


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