Your input needed 91 S13 SR20

General discussion forum about the 240sx, and a great place to introduce yourself to the board!
crimson180sx
Posts: 11
Joined: Wed Mar 23, 2011 10:55 pm
Car: 1991 240sx

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I have a 91 S13 with an SR20 swap that I am starting to work on again after 6 years of it sitting. I have a GT2871R (I was told that it is a .63AR) that is leaking oil and am looking to replace it with the GTX2867R .64AR

-Has anybody done this turbo upgrade?
-What are your thoughts on this turbo?
-Is that a direct fitment with the existing Taka turbo lines?

I also am going to replace my radiator hoses but I currently have an upgraded Koyo racing radiator for the KA engine with a hose/pipe kit to convert it for SR20 for the upper hose and it needs to be replaced now that it is 8 years old.

-Can anybody tell me where to get a good setup for the upper hose with that radiator/engine setup?
-Is the lower hose the same on the SR20 and KA engines? I thought I read somewhere that they are, or maybe one need to be shortened.


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2_Liter_Turbo
Posts: 2674
Joined: Sat Jan 24, 2004 10:41 am
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'96 S14 Coupe: SR20VET
'90 R32 TH1 GTR: RB26DETT
'92 S13 Fastback: SR20DET
'11 V36 Sedan: VQ25HR
'06 GMT800 2500HD: LBZ Duramax
Location: DFW, Texas
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The lower hose is close enough to being the same. If I remember correctly, you my have to trim a bit on one end, but that's all. As for the upper hose, the pipe should still be fine, so you can go down to any parts store and ask for a couple 90 degree hoses of the same diameter. I'm sure one of our vendors sells the kit as well. With the turbo, as long as the flanges are all the same and both have the same WG configuration (external or internal), then I don't see why you couldn't do a direct swap between the two.


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