RB26 ITB

Discuss the RB20, RB25 and RB26 series engines.
sean8564
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Car: 1993 Nissan GT-R V-Spec
1991 Nissan 300ZX TT Black
1993 Nissan Silvia
1990 Nissan 240SX Coupe RB25DET

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will the RB26 ITB setup work with the Rb25? I searched first


Joe
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considering the heads are drastically different, i highly dobut it.

wait for further verification but im gonna say no.

gawdzilla
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my guess is no as well, since the itbs are sandwiched between the plenum and the head, held by the same bolts. if the 26 plenum isnt a direct fit, neither are the itbs.

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JonPowell
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Yeah you searched...

zerothread?id=115305

Here it is on the RB20(from above thread).....Tons of work & almost not worth it.

http://forums.skylinesdownunde...30det

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hashiriya13
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I have also posted about this. There are about 2-4 differant kits sold here in Japan to use the ITB's on the 20 and 25 but its not cheap and I guess not the best option since Nomuken quite using the setup on his new D1 car. But he did use the setup for a year or two. Here is the thread.

zerothread?id=100559

here is the site http://www.ricohracing.com/ric...n.htm

Oh and if you look around the site a little They have the 34 I mean 32 that I want mine to be.

s14 2510's
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Car: 96 s14 rb26 2510's fully built, 91 s13 sil truck rb20 in works

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just drop a 26 head on it and get it over with. You can get 25's for fearly cheap source out a 26 head and you are set. Me and my buddy were talking about this yesterday.

gawdzilla
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head bolt and galley pattern is exactly the same between 25/26? i thought they had different head gaskets..

Joe
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s14 2510’s wrote:just drop a 26 head on it and get it over with. You can get 25's for fearly cheap source out a 26 head and you are set. Me and my buddy were talking about this yesterday.
its not a bolt on procedure. there is some heavy modification thats required.

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hashiriya13
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I dont know what is required as of yet but I am looking into buying on already complete for the 32. I was told its a 25 with all 26 internals and head. and maybe an upgraded turbo setup. Just waiting on a call back from the shop about the price and exact setup. If I get it i should have more info on the head swap. I am still not sure if the deal will go last call I got was 3 days ago. I am going to try and head there this weekend to talk to them more about this. It all really depends on the price I get from them.

sean8564
Posts: 3735
Joined: Mon Dec 27, 2004 1:08 pm
Car: 1993 Nissan GT-R V-Spec
1991 Nissan 300ZX TT Black
1993 Nissan Silvia
1990 Nissan 240SX Coupe RB25DET

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Cool thanks for the info I am getting the 26 Intake and make custom mounting bracket for thos 2 bolts.


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