awd rb26dett nissan 240sx

Discuss the RB20, RB25 and RB26 series engines.
ghostracing
Posts: 112
Joined: Thu Apr 06, 2006 9:37 am
Car: 1989 nissan 240sx

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hey everyone i dont kno why but im starting a godzilla project yea the one everyone talks about doin but only few have except with this project i want to make the 240sx AWD thats right i wanna keep the rb26 trans and modify the car to fit has anyone ever heard of this bein done--- and before anyone starts sayin that the idea is stupid or that its gonnna be outrageously expensive i kinda already kno that lol im tryin to create a drag car i already have a 180sx for the drifting now i need somethin for drag--i pretty much want the launch that they skyline has when it takes off. if anyone has annyyyy info please let me kno ---also ill take opinions good or bad.


Nick240sx
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i hope your bank account reaches the moon, thats all i can say

ghostracing
Posts: 112
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Car: 1989 nissan 240sx

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lmao my father owns a shop and ive been welding since i was 12 thats 9 years now so the only thing i need is the parts to do it -- i guess just as mucch info as possible

Nick240sx
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yes that too, all the info you need, i suggest studying every aspect of the engine - drivetrain and everything before beginning.

T4 RB25det
Posts: 151
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Car: 1995 240

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you would be better off just buying a skyline if you are just going to drag it. no point to even try the conversion that i think 2 people have ever completed, and took several years to do. its not really safe to do either since you need to cut sections off the frame rail in order to get the front driveshafts to the front wheels.

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teddy
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T4 RB25det wrote:you would be better off just buying a skyline if you are just going to drag it.
You hit the mark right there. Financially speaking, youd probably end up spending less if you were to buy an r32.

Joe
Posts: 6511
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Location: Phoenix, AZ

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yep

the amount of time money and fabrication involved make this project cost about as much as a skyline.

total waste of money.

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Kansei240sx
Posts: 1356
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Car: S13 - RB25 Circuit car
71 240z - street/track day car
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What kind of honda did you have before this post?

bmadd2402
Posts: 341
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Car: Twin Turbo-shaft UH-60L, 1992 RB-240sx

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Valley
Posts: 289
Joined: Sat Apr 02, 2005 5:37 pm
Car: 00 celica gt-s 89 240sx hatch

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unfortunately with this group of "people" all you will get is flamed. they know about the motors and trans but that is all they can help you with as they have to metalergy background other than how to weld a bracket. on such a project you are on your own.

skylinesdownunder would be better since they actually have the car and need to know systems other than engine/trans, although you will probably be flamed everywhere until you have pictures of engine/trans and 240 being cut up.

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NISMO_RB25
Posts: 1066
Joined: Thu Nov 06, 2003 4:40 am
Car: 1992 240SX with RB25DET, 1987 RX-7 TII

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I have been planning to do this same thing for quite some time and will be doing it shortly after I pay off my house (probably 2 years). It can be done and yes it will cost quite a bit of money, but if you can weld you are half way there.

So I will tell you the hard part now. You need to get the controls for the AWD which are in the trunk. Most people will also recommend just tube framing the front end, but I think you could cut the existing structure and be able to use the front subframe from the skyline to make it work.

Don't let anyone beat you down and please post pics of your progress.

I figure it will take about 15 to 20K to do this right.

good luck

dsc4130

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if your going to do it id try to buy a wrecked on or a complete skyline. it would make everything easier. but go for it if you want it. and do a write up while your at it. good luck if you do it

illdrift
Posts: 8
Joined: Sat May 06, 2006 2:11 am
Car: Mazda JC3S Eunos Cosmo (20B-REW), Nissan C33 Laurel (RB25DET)

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id like to build a similar nissan laurel sometime later on down the track.

The s13 silvia/ a31 cefiro/ c33 laurel share very similar suspension (im using s13 struts in my laurel, and could've used the calipers/discs/hubs). the a31 comes in a 4wd model which apparently is the same as gtr/gts4 suspension. So maybe as a starting point, compare how the 4wd a31 front setup differs from the rwd a31 n then ul have an idea of what needs to be changed on a rwd s13.

the 4wd cefiro:http://www.cars-directory.net/...22339/

if its an s14/15 240sx then things may be even more different

FAST-DATSUN
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Planning, Planning and Auto-cad ... you need to replace the front frame to get clearance for axlex and proper aligment of the engine, axles and suppension.. and Must use the Skyline suppension Mated to your new custom front end... Oh modify the floor pan and pass seat for clearance

KAT S14
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Joined: Sat Jun 05, 2004 3:39 pm

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Man people still use AutoCAD, it is kinda out dated.

Welding isn't the half of it but its a start, I hope it works out. Post pics.

Blown240sx
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Car: 1996 240sx

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Well heres what Ive heard.

S13 = R32 chassies are closely or the sameS14 = R33 chassies are closely or the same

now Im not sure if his is totally true but if it is the only major problems I could see are the front shafts and the AWD control system. You could elminate the computer part of it and make it like the Rally cars with all time AWD 50-50 split.

FAST-DATSUN
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firewall forward the 240sx and "GTR" are totally different.........

27RB240
Posts: 395
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Car: 92 240sx coupe

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Hey man, not trying to down talk or anything, I am sure a AWD RB26 240 would be nice, but like everyone else said you should be ready to spend more than 15k, dont know of money really matters or not, just went through the page, but you should just spend half of that and have a RB26 swapped 240.......Or be like everone else and get a Evo or a wrx... Yea thats good advice if you want to do the swap its smart to get a wrecked car or the whole car, good idea......But if you do, it would be something nice to see, something different......Nice.........So good luck and I agree, if you do, make a writeup Good luck again man!!!

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xekushnr
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have i seen it DONE? no. i've seen it attempted and half-assed imcomplete examples pop up on ebay all the time. basically, like everyone else said, you will most likely need to source a wrecked skyline, because you will need a lot of its parts. the cost will be tremendous, same with the custom fabbing, and you might as well start learning japanese or you will never figure out how to wire up the ALTESSA system.

rbosacco
Posts: 92
Joined: Sun May 28, 2006 8:26 am
Car: 97 discovery1, 99 yukon, 97 240 rb26 in progress, 72 280se benz 4.5, 03 gti, 98 vr jetta chump car, 91 straight axle 2500 suburban, 00 f350 super duty crew cab 4wd, v70 volvo wagon and a built warrior
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Kansei240sx wrote: What kind of honda did you have before this post?
loser

dont be jealous, because you aren't creative enough to come up with or try this.
FAST-DATSUN wrote:Planning, Planning and Auto-cad ... you need to replace the front frame to get clearance for axlex and proper aligment of the engine, axles and suppension.. and Must use the Skyline suppension Mated to your new custom front end... Oh modify the floor pan and pass seat for clearance
ok... no... really there are many ways this could be done. the simplest would be to get a gtr half cut and work a piece at a time and actually see what you have to move. grafting the right side of the firewall and floor out of the skyline would actually be easy. not a big job at all for an experienced bodyman. we replace rails all of the time and sectioning a firewall would not be that big of a deal. go talk to an importer and tell him what you want. i guarantee he will be able to make a call and get you all of what you need. a slightly more difficult but totally feasable way is... have you ever seen a pro rwd celica or solara? those cars are all tube up front and rear. all you would need is to do the all tube up front... so it would be easier than what those guys do.
27RB240 wrote:Or be like everone else and get a Evo or a wrx...
those cars are not even comparable to a stock skyline much less a light weight smaller skyline powered 4wd 240. those cars are awd the skyline is a 4wd. the way ATESSA works is the rear wheels are always under power, because the car is rwd. the front wheels only go under power if the rr wheels spin. think about it, there is no better way of getting the power to the ground other than that. evo's and wrx's have center diffs, so when you are accelerating hard the power all goes to the easiest wheel to turn which is normally one of the front which normally ends up in tire spin and lost time accelerating. ATESSA OWNS AWD.
xekushnr wrote: ALTESSA
and... theres no L in ATESSA

but dude, seriously, if you are gonna do this you had better get on it because you arent the only one in the nova ish area thats gonna do this, and we are gonna get started on ours soon as well.
Modified by rbosacco at 8:31 PM 6/13/2006

27RB240
Posts: 395
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Car: 92 240sx coupe

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those cars are not even comparable to a stock skyline much less a light weight smaller skyline powered 4wd 240. those cars are awd the skyline is a 4wd. the way ATESSA works is the rear wheels are always under power, because the car is rwd. the front wheels only go under power if the rr wheels spin. think about it, there is no better way of getting the power to the ground other than that. evo's and wrx's have center diffs, so when you are accelerating hard the power all goes to the easiest wheel to turn which is normally one of the front which normally ends up in tire spin and lost time accelerating. ATESSA OWNS AWD.

Dude when I said that, I was saying if he wants an AWD car, he should get 1 instead of spending the money that he can use in trying to build one, he can buy one.....ok???I didnt say anything about comparing the 2..........

rbosacco
Posts: 92
Joined: Sun May 28, 2006 8:26 am
Car: 97 discovery1, 99 yukon, 97 240 rb26 in progress, 72 280se benz 4.5, 03 gti, 98 vr jetta chump car, 91 straight axle 2500 suburban, 00 f350 super duty crew cab 4wd, v70 volvo wagon and a built warrior
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27RB240 wrote:
Dude when I said that, I was saying if he wants an AWD car, he should get 1 instead of spending the money that he can use in trying to build one, he can buy one.....ok???I didnt say anything about comparing the 2..........
true and i understand that but... then your statement is false. "if he wants an awd car" again the skyline is not an awd car. if your argument was about making a integra type r awd versus buying an evo, i would be totally on your side and would coin up for the evo, the awd that honda has available in the crv's is not on the mitsubishi's level, as the subaru and the mits aren't on the gtr's level. the skyline 4wd system is not comparable in the least bit to any awd car on the market. everything else on the market is over 3000 lbs or so. and even with all of the suspension and diffs that money can buy you can not outperform the superior stock design of the atessa system, or the weight of a base 240 compared to a skyline. plus you get around all of the headaches of importing and insuring a skyline with all of the benefits of its full drivetrain.

Bluefire
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FOR THE LOVE OF GOD LET THIS THREAD DDDDDDIIIIIIEEEEEEEEEEEEEE!!!!!

27RB240
Posts: 395
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Car: 92 240sx coupe

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Bluefire wrote:FOR THE LOVE OF GOD LET THIS THREAD DDDDDDIIIIIIEEEEEEEEEEEEEE!!!!!
Lol yea, the guy that started it hasn't even posted in here again.....

Joe
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Bluefire wrote:FOR THE LOVE OF GOD LET THIS THREAD DDDDDDIIIIIIEEEEEEEEEEEEEE!!!!!
i can fix that.


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