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i also heard of this happening so i got a stainless one fabricated for me for 100-150 cant remember when i put on a Z32afm and a few other things, being stainless it looks good as well as serves a good purpose... also it stops the pod from moving so i didnt need to put a bracket to hold it steady.. didnt think the price was too bad

can anyone confirm that the stockR33 turbo will need a 3-2.5 inch silicon reducer?

Ditto, i would really like to know the same thing before i go and buy the wrong one, i just need confirmation that the stock turbo inlet is 2.5"??

Cheers

P.S, i should hopefully be starting sometime this week and will be using 3" polished alloy pipe insteas of stainless

i had my stock rubber pipe on and made 191rwkw wit usual mods + safc and gt2535 on 14psi ona r33, changed my plugs and took my stock rubber pipe in2 an exhaust place, the copied it, changed me $40, also put the small pipes for the plumback and oil breather.

slaped it on and got a retune and made 200rwkw, plugs wouldnt have made me more kilowatts, so the $40 must have made me some power as i didnt touch the engine before

Definatly agree with changing it to make it more solid. One of the guys at my work had it happening to his 180sx. He said he just fed in a steel coil spring like thing. No problems after that. But personally id go the alloy way. If your gonna go through the hassle of playing around with it u may aswell change it all together, not to mention tidy it up a bit. In my opinion the stock rubber pipe is an ugly piece of sh*t that lets that side of the engine bay down and makes it look cheap and nasty haha. Metal will make a world of differance

Finally i have found out what size the turbo inlet is, thanks NYTSKY for measuring your turbo for me :D, it is 59mm which is 2.25", so i have just ordered my 3" 90degree alloy pipe and 2.25" -3" silicon reducer, hopefully i will have this finshed sometime this week if im lucky, i will post pics of the finished product.

yes the turbo inlet is 2.25 inch,

I have fitted a 3 inch metal pipe and the car doses but not what i expected, im gonna try get a brass pipe thats 2.25 inch and see what happens.

Doses?? wtf??

And what do you mean by "not what i expected", does the car run fine or does it run different to when you had the stock intake pipe?

by dose i think he means like flutter (dose = vl talk ie rubbish)

also why would you go brass? the material used wont change sound and id rather go 3" to 2.25" it would be forcing the air in more aggressive in my opinion.. 2.25" all the way seems like a waste, i mean the outlet for afm is 3" why go smaller??

by dose i think he means like flutter (dose = vl talk ie rubbish)

also why would you go brass? the material used wont change sound and id rather go 3" to 2.25" it would be forcing the air in more aggressive in my opinion.. 2.25" all the way seems like a waste, i mean the outlet for afm is 3" why go smaller??

I hear that the material that the pipe is made of and its thinkness makes a difference to the fluter sound, with a 2.25" pipe the flutter should sound different which is what I want and performance does bother me because im doing it for the sound-experiment

  • 2 weeks later...

Good news, i finally finished the intake pipe an have taken lots of pics, i made it so it fits up to the stock airobx and i can also use a pod aswell

The parts i used were: 1 x 3" 90 degree 600mm long alloy bend, 1 x 3" 45degree silicone joiner, 1 x 3" - 2.25" silicone reducer, a small length of alloy pipe that is the same size as the stock plumback pipe,some radiator hose from super cheap (i think it was the bottom hose from some triumph, it fits the stock plumback line perfectly) some old plumback line that i had leftover from when i installed the RIPS plenum on my old car,some clamps, 1 x local engineer for the welding lol

Heres the pics

The pipe was 600m long so it required a lot of cutting to get to the exact length

100_1817.jpg

100_1818.jpg

I had a little peice of alloy pipe welded on the bottom of the intake pipe which connects to the modified plumback line, i was orginally going to have the plumback line connect to the top of the intake pipe just like it is stock but there wasnt much room so i decided to do it this way.

100_1819.jpg

100_1820.jpg

How it looks from underneath the car

100_1827.jpg

Modified plumback line, this was a bit tricky to make as it had to clear the aircon pump bracket and then curve underneath the intake pipe, it needed lots of cutting, rotating and welding, it was probly the most diffucult part to make work and look stock

100_1829.jpg

100_1830.jpg

100_1831.jpg

100_1834.jpg

100_1832.jpg

100_1823.jpg

100_1824.jpg

100_1825.jpg

The kool thing about it is you cant see it in the engine bay unless you have a really good look

100_1835.jpg

100_1837.jpg

The car runs fine with it , i have only tried it with the stock airbox at the moment and the induction noise does seem to be a bit louder, i have not tried it with a pod yet though.

Edited by nizmo_freek
That looks really good mate, I'm thinking of going back to the standard airbox like you've done. That looks almost factory if the hoses and pipe were black.

Cheers mate, i was originally going to use black joiners and paint the alloy pipe black but i cudnt find any black silcione joiners, you can barely even see the pipe/joiners ,you would never know its there unless you have a real good look.

^^^ Thats exactly what i did to mine as well...good job...only difference is that i bought the pipe with the BOV plumbback and breather fittings already welded on...which made it a pain to adapt to the standard hoses...but nothing a bit of backyard ingenuity couldn't fix...

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