Help Im newbie!

Discuss the RB20, RB25 and RB26 series engines.
this240guy
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I am thinking about selling my 91civic hatch and joining the nissan bandwagon. Currently, I am planning on buying a RB20 clip and swaping it into my 90 240sx. Can you guys please tell me what I should look for when i get the clip. Are there anything I should replace or rebuild before going though with the swap. Any suggestions or comments is appriciated. Thanks.

[QUOTE]Don't laugh at me b/c I drive a 91 civic hatchback with a b16a that only runs 16 secs!QUOTE] :rolleyes


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Nameless EJ6
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Welcome. I switched from Honda too.. cept I don't have my 240 yet. Just two RB engines in the garage =P

The information you are seeking is all out there. What you replace/rebuild typically depends on condition of the engine/clip. You should always see a picture of the clip before you buy it IMO.

Good luck.

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themadscientist
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Dude, jam one in a Civic! You will piss so many people off!:pface

Joe
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the amount of fabrication required for that wouldnt even be funny.

and all of your questions can be answered by searching.

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rbsileighty
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Car: 92 S13 Hatch w/ RB20 & 05 Audi S4 Avant 6MT

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this240guy wrote:I am thinking about selling my 91civic hatch and joining the nissan bandwagon. Currently, I am planning on buying a RB20 clip and swaping it into my 90 240sx. Can you guys please tell me what I should look for when i get the clip. Are there anything I should replace or rebuild before going though with the swap. Any suggestions or comments is appriciated. Thanks.
Don't laugh at me b/c I drive a 91 civic hatchback with a b16a that only runs 16 secs!QUOTE] :rolleyes


You running a EF or EG hatch? You should be running a lot faster than a 16 with that motor I would think. I am a full blood Nissan guy, but I know a little on hondas.

To the subject at hand. Searching is a good idea when you have something specific, but since there has been a little bit of feuding in the past it makes the search hard. I just searched "rb20det swap" and ran across a lot of fluff. Check out this thread: http://www.nissaninfiniticlub....48218

It has some fluff in it that is irrelevant, but read about what people have been concerned with in the past and it should give you a good idea on what to look for when you get your clip.

Good luck bud, and welcome to the crew.

spec-v5150
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this240guy wrote:I am thinking about selling my 91civic hatch and joining the nissan bandwagon. Currently, I am planning on buying a RB20 clip and swaping it into my 90 240sx. Can you guys please tell me what I should look for when i get the clip. Are there anything I should replace or rebuild before going though with the swap. Any suggestions or comments is appriciated. Thanks.
Don't laugh at me b/c I drive a 91 civic hatchback with a b16a that only runs 16 secs!QUOTE] :rolleyes


damn how do you run 16's with a b16 in a hatch???? Anyway when buying a clip dont be fooled by the outward appearance. While i would suggest trying to find a clip in driving distance, that is not always possible. Demand compression results and leakdown results. That should be easy to supply if they do the checks which they are supposed to and if they are not, should start....that is just good business. Also look for missing/broken sensors, etc. If buying over the internet go with a reputable company. You wont be able to check things like transmission, rings and all that **** until you get it, so go with someone who can be trusted.

thephatone
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hey this is this240guys homie he runs 16.03 but anyways its up in palmdale in 100 degree weather with a BONE stock b16, stock air box, crappy stock exhaust etc..full interior civic hatch EF but anyways if it were sea level i think that goes into like 15.7? or something and with cooler air it should help also anyways...the 240 he acquired was previously mine and i kinda "converted" him haha but hes looking forward to it like a little kid wanting his favorite toy but i too dont have all the answers but heres what we plan to do

buy clip from Venus - 1200+shippingbuy a custom intake manifold - if you know someone who does please let us knowbuy a fmic, fuel pump, 3 in exhaust, boost gauge, full coilovers, and some phatty 215 azenis...

how does that sound?

thephatone
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oh yeah is it necessary to switch out the suspension bushings? the car has around 150k and were hoping to slap on some Tein HE

dekand
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wouldn't be a bad idea...

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T_love
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dekand wrote:wouldn't be a bad idea...


How's the AGX Prokit combo? I really wanted to get Koni Yellows but that whole thing about cutting my stock shocks and whatnot just doesn't appeal to me. I decided to with the AGX's and just wanted some feedback from somebody who has driven with them

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hannibal
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A noob question and I didnt wanna start a new thread...

I read in another thread where ProjectRB and PsiolX said the install cost for a rb20det is about $2000, including the clip and things like clutch and water pump. But no one mentioned a driveshaft or mounts.I assume this means a rb20det swap (into a S14) using the R32 crossmember and RB mounts doesnt require a custom driveshaft and the downpipe lines up to the stock 240 cat. Can you tell me if this is true?

Is it only the rb25det that requires a custom driveshaft and downpipe?

If I can install a RB for around $2000, i would consider the rb20det over the KA-T Ive been researching.

ThanksJay

this240guy
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sorry i havent been on for a few days to read the replies. but to be specific about my question. i want to know if i should replace seals, or new head studs for anything else on the rb20.. for example in a b16 when u get one it will be around say 30-60k miles and oil leaks are common. so replacing cam seals, oil pan gasket, new or rebuilt alternator, etc.. things like this.. i just want to know what i should replace or rebuild now, when the engine is not in the car yet. so i dont have to do it later.

and no i am not trying to jam it into a civic hatch!!! LOL :D

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Wulfgang
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I would say $2000 will get you there, especially if you live near Venus and do not have to pay shipping.

And yes, I have an RB20DET in my S14 using the RB cross-member and transmission mounts. It bolts right up. No clearance issues, good shifter alignment. And you do not have to turn the transmission mount around or make a spacer. Some people have had dump pipe clearance issues, but mine misses the steering column by about 1/8".

So yeah, $2000 should give you enough, even if you do have to get a custom dump pipe.

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rbsileighty
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Wulfgang wrote:I would say $2000 will get you there, especially if you live near Venus and do not have to pay shipping.

And yes, I have an RB20DET in my S14 using the RB cross-member and transmission mounts. It bolts right up. No clearance issues, good shifter alignment. And you do not have to turn the transmission mount around or make a spacer. Some people have had dump pipe clearance issues, but mine misses the steering column by about 1/8".

So yeah, $2000 should give you enough, even if you do have to get a custom dump pipe.


I don't know what your plans are, but I would highly recommend having a higher clearance than 1/8" between the dp and the column. Steering is one of the last things you want to bind. Just my .02

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Project240
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I'm a bit past the $4000 mark on my swap, I think. $2250 to get the clip to my door (clip cost me 1500, shipping was $750!!!! :(), clutch, fuel pump, downpipe. Of course, this $4000 or so also includes new Yokohama AVSs, 3" 5Zigen Rocket exhaust, Tein springs, Tein tie rods, Whiteline front sway, 3" cat, intake, and a new windshield because mine was all broken. So, I've spent some extra cash on some stuff to get me started on my upgrades :)

thephatone: I've heard OK things about the Azenis, good dry grip and everything, but they wear out very quickly and they have really poor grip in the wet. The Yokohama AVS ES100s seem to be the best overall tire out of all the ones I looked at (and I looked at pretty much every performance tire on the market). Great grip, wet or dry, decent wear characteristics, and they're cheap. You can go as wide as 225 on stock rims; the ones I ordered from TireRack are 225/50R15 and were only $80 a piece ;)

thephatone
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hey guys we are thinking about doing the swap ourselves and was wondering if anyone sells cherry pickers for cheap in the LA area

well be dismantling the ka this week hopefully and then get the clip and work on it with a few buddies...so yeah =D itll be cheaper on my friends part...and oh yeah if anyone knows anyone who sells rb20 intake manifolds please let us know itll be much appreciated

dekand
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T_love wrote:How's the AGX Prokit combo? I really wanted to get Koni Yellows but that whole thing about cutting my stock shocks and whatnot just doesn't appeal to me. I decided to with the AGX's and just wanted some feedback from somebody who has driven with them


I haven't really ridden on any other setup but stock, and I love the agx/prokit setup, i can make it soft enough for daily driving and stiffen it up when i wanna get aggressive... the height is just right for me with the prokits, i dont really like low low cars, plus negative camber becomes a problem any lower than the prokits...

thephatone
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so...has anyone tried out the unstable hybrids intake manifold? for the price it seems really good

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PROJECTRB240SX
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HERE ALITTLE SERCET.... $350 FOR THE SAME PLENUM THROUGH http://WWW.TOPHATPERFORMANCE.COM

HE NEEDS $100 DOWN AND A 1-3WEEK LEAD TIME. HE IS THE GUY WHO MAKES THIS STUFF SO IT IS THE TOP QUALITY, PLUS HE IS ALSO PLANNING AN ALUMINUM VERSION.

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PROJECTRB240SX
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MY PROJECT HAS COSTED ME $2800 SO FAR INCLUDING THE CAR AND A FMIC. I HAVE A 89 240SX FASTBACK AND 90 R32 RB20DET W/ CUSTOM FMIC.

A DRIVE SHAFT IS NOT NEEDED WITH OR WITH OUT A MOUNT KIT. FOR THE DUMP PIPE CLEARANCE, ROTATE THE RACK FORWARD AND YOU WILL GET QUITE ABIT MORE CLEARANCE. I'LL TAKE PICTURES WHEN I GET A CHANCE AND SHOW YOU ALL WHAT I MEEN.

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rbsileighty
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PROJECTRB240SX wrote:HERE ALITTLE SERCET.... $350 FOR THE SAME PLENUM THROUGH http://WWW.TOPHATPERFORMANCE.COM

HE NEEDS $100 DOWN AND A 1-3WEEK LEAD TIME. HE IS THE GUY WHO MAKES THIS STUFF SO IT IS THE TOP QUALITY, PLUS HE IS ALSO PLANNING AN ALUMINUM VERSION.


I didn't see it on their site. So you are saying they make an upper intake manifold replacement that is like UH's as in it's a 4" aluminum tube cut on the bottom and has a welded flange in front for the TB and closed off rear? What happens with the idle air control unit and the bleed hole for the coolant with these upper replacements?

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PROJECTRB240SX
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HE MANUFACTURERS THE MANIFOLDS FOR UH. ITS ON HIS SITE UNDER PROJECTS. EMAIL HIM AND HE'LL GIVE YOU ALL THE DETAILS.

thephatone
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project want to make a 240 with rb20 for 5k? including fmic, fuel pump, dump pipe, intake manifold...including the car =D just a thought hehe

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JJ240
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If you arent upgrading your turbo and running alot more boost I would suggest you dont get a custom intake manifold. On a near stock engine a short runner intake manifold isnt going to do anything except destroy your low end. You wont gain enough up top to make it a gain. Even running increased boost on stock turbo wont be worth it.

thephatone
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can you back that up? the only reason for upgrading is becuase the stock is butt ugly and cant really get to the spark plugs

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rbsileighty
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Spark plugs only take 15min at most to get to with the stock manifold. If you plan on upgrading turbo later and will run a FMIC, then I'd say go ahead and get the manifold for piping reasons. He is right on the power band effects from sorter runners.

Yellow4g63
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this240guy wrote:I am thinking about selling my 91civic hatch and joining the nissan bandwagon. Currently, I am planning on buying a RB20 clip and swaping it into my 90 240sx. Can you guys please tell me what I should look for when i get the clip. Are there anything I should replace or rebuild before going though with the swap. Any suggestions or comments is appriciated. Thanks.
Don't laugh at me b/c I drive a 91 civic hatchback with a b16a that only runs 16 secs!QUOTE] :rolleyes


Since your in Socali take a look at the pics of my RB20, If you want the guys contact info I'll give it to you and you can hash it out with him.

thephatone
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where can i take a look at your rb20? and also the whole rb20 overheating etc...will a 2core aluminum radiator and good fluids take care of that? or will more have to be done?

Yellow4g63
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thephatone wrote:where can i take a look at your rb20? and also the whole rb20 overheating etc...will a 2core aluminum radiator and good fluids take care of that? or will more have to be done?


http://www.nissaninfiniticlub....48690


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