3" KZ-TE turbo down pipe

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3" KZ-TE turbo down pipe

Post by JohanW »

Francois by 4xlux het vanmiddag die eerste kz-te turbo down pipe prototype gemaak.

Hier is die fotos. Hy het 'n jig gemaak en sal binnekort 'n hele klomp maak. Ek het geen idee wat hy gaan vra vir die goed nie.

Almal wat kz-te engines het, weet dat die kerels nie enige krag bo 3000 rpm maak nie. Toe het met my obd2 dongle gaan kyk hoe verander die intake manifold pressure oor die rpm range.

Die verassing het gekom toe ek sien dat na 3000rpm begin die intake manifold pressure val vanaf 163 kpa/ 1.63 bar (dis die max boost wat ek tans het) tot onder 140kpa by 3500rpm en op.

Dus bo 3000rpm gebruik die engin meer lug as wat die turbo kon verskaf tot dusver. Dus slegter ontbranding en minder krag.

Nou op die aussie forums (prado point en die res) is daar 'n paar ouens wat grooter down pipes gemaak het en goeie gains gekry het. En as ek na die fotos van die stock cast iron down pipe kyk dan verstaan ek hoekom. Hoe minder weerstand jy aan jou turbine exit kant het hoe vinniger gaan hy op spoel en beter druk lewer teen hoër snelhede.

Allan (Hoppy) stem ook saam.

Die protipe ene gaan die naweek op my kz-te gefit wees en ek sal terugvoer kan gee.

Allan se bakkie gaan ook ene kry so hy sal ook sy inset kan lewer en my korrigeer waar nodig.

Die pyp is byna 'n bolt on joppie. Francois sal die details met tyd daarvan kan verskaf. Dit clear ook die gearbox mooi so dit sal nie in die pad wees as die ratte moet uit nie. Die gat op die flange is nie so groot soos die oorspronklike ene nie aangesien die turbine exit nou reg oor die nuwe flange sin sit. Die turbo blow off valve en actuator het nie nodig om beter te vloei nie en beweeg net 'n paar milimeter. Die gat op die nuwe flange is grooter as die turbine exit.

Hier is 'n foto van hoe die turbo lyk en die actuator daarby http://i1129.photobucket.com/albums/m51 ... KZTE-3.jpg" onclick="window.open(this.href);return false;

Begin solank :drool: :drool: :drool: :drool:
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

nog 2
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Re: 3" KZ-TE turbo down pipe

Post by Thabogrobler »

Ja, ja, ja!!!!!

Uiteindelik iemand wat verstaan wat ek praat!!!

Onthou, julle gaan 'n proefkonyn hier bo ook nodig he....???!!!!
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Re: 3" KZ-TE turbo down pipe

Post by Vlak vark »

waar hardloop jou etg temp met n boost van 1.6 bar. is dit nie bietjie hoog nie?
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Re: 3" KZ-TE turbo down pipe

Post by louis fourie »

Thabogrobler wrote:Ja, ja, ja!!!!!

Uiteindelik iemand wat verstaan wat ek praat!!!

Onthou, julle gaan 'n proefkonyn hier bo ook nodig he....???!!!!
Twee proefkonyne:D:D

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Re: 3" KZ-TE turbo down pipe

Post by george »

:thumbup: Lyk goed.Gaan die fyn dophou.
My EGT is klaar in so dalk toets sommer eerste op myne :twisted:
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Re: 3" KZ-TE turbo down pipe

Post by louis fourie »

george wrote::thumbup: Lyk goed.Gaan die fyn dophou.
My EGT is klaar in so dalk toets sommer eerste op myne :twisted:
Huh eh, myne is al 2 jaar in;):lol::evil:

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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Hi Vlakvark

Atmosfeer is rondom 1 bar so my turbo boost net 0.6 bar. EGT probe wil ek nog fit so ek weet nie wat my EGT is nie. Ek hoop maar die cirrus intercooler voor bring die temps genoeg af. (boost eintlik bietjie min na my sin)

George, klink soos 'n goeie idee. Jy het nog 'n stock exhaust en nie 'n intercooler nie. reg? Francois wil 'n bakkie laat dyno en kyk wat die gains is. Maar dit moet so na aan stock wees as moontlik. Myne het 'n paar mods op.
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Re: 3" KZ-TE turbo down pipe

Post by louis fourie »

kenskind wrote:Hi Vlakvark

Atmosfeer is rondom 1 bar so my turbo boost net 0.6 bar. EGT probe wil ek nog fit so ek weet nie wat my EGT is nie. Ek hoop maar die cirrus intercooler voor bring die temps genoeg af. (boost eintlik bietjie min na my sin)

George, klink soos 'n goeie idee. Jy het nog 'n stock exhaust en nie 'n intercooler nie. reg? Francois wil 'n bakkie laat dyno en kyk wat die gains is. Maar dit moet so na aan stock wees as moontlik. Myne het 'n paar mods op.
Die Cirrus IC het 'n groot verskil op my EGT gemaak, maar met 'n Dastek chip.

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Re: 3" KZ-TE turbo down pipe

Post by Donkey »

:subscribed: I'm hooked already
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Re: 3" KZ-TE turbo down pipe

Post by george »

Myne ook.Ek het 'n free flow boksie en die meganiese diesel pomp
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Re: 3" KZ-TE turbo down pipe

Post by Vlak vark »

so what's the verdict?
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Re: 3" KZ-TE turbo down pipe

Post by JJBotes »

Why so many years before the KZ starts getting these nice things . . . . . . . . did we not need till now or did the KZ survive longer than expected ?
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Re: 3" KZ-TE turbo down pipe

Post by 4x4Grant »

Mine is bone stock if anyone whats to try this.. :evil:

keen to see the power figures for this.

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Re: 3" KZ-TE turbo down pipe

Post by Thabogrobler »

Lekker mods op daai Photobucket link!
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Re: 3" KZ-TE turbo down pipe

Post by louis fourie »

Gaan julle die pyp tot agter 76mm maak, of wat is julle planne van die 76mm DP af?

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Re: 3" KZ-TE turbo down pipe

Post by Thabogrobler »

My teorie is dat 'n standaard bakkie nie die volle potentiaal van so downpipe sal voel nie.

Hoe meer lug in = meer lug uit, maw beter lugvloei = beter krag.

Daarom, Airbox mod, Snorkel, Intercooler en freeflow sal so pyp tot sy volle reg laat kom.
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Re: 3" KZ-TE turbo down pipe

Post by 4x4Grant »

Agree with you Thabogrobler. The gains with just a DP will be small. But with the right list of mods it will be interesting to see the power difference.

Would be nice to take a reading from stock to free flow to snorkel air box mod then add DP and see what the dyno says.

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Re: 3" KZ-TE turbo down pipe

Post by Thabogrobler »

kenskind wrote: Almal wat kz-te engines het, weet dat die kerels nie enige krag bo 3000 rpm maak nie. Toe het met my obd2 dongle gaan kyk hoe verander die intake manifold pressure oor die rpm range.

Die verassing het gekom toe ek sien dat na 3000rpm begin die intake manifold pressure val vanaf 163 kpa/ 1.63 bar (dis die max boost wat ek tans het) tot onder 140kpa by 3500rpm en op.

Dus bo 3000rpm gebruik die engin meer lug as wat die turbo kon verskaf tot dusver. Dus slegter ontbranding en minder krag.
Verwys na my Turbo upgrade draad. Jy kan ook die turbo flow(soos gasflow) om meer lug te laat vloei. En dalk speel met 'n groter/beter core...
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Butt dyno results is in. Turbo fluit baie vroer. Daar is moerse verskil bo 3000. Gewoontlik sou ek in vierde versnel tot op 2900-3000 dan "haak" daardie naaltjie vas. Nou bly hy loop tot op 3400 sonder dat ek my groot toon meer wikkel.

Skuus vir die wag. Ek het 'n hele lys goed by Fransois van 4xlux laat doen en als is eers vanaand klaar gewees. So kon nog net op die 30km trip huistoe voel en dinge try.

Die gains is defintief daar. Ek gaan more oggend oppad werk toe bietjie op die obd2 dongle kyk watter druk ek waar kry.

Ek sal deur die loop van die week bietjie meer terugvoer gee.
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Re: 3" KZ-TE turbo down pipe

Post by 4x4BEES »

Awesome, bly dit lyk goed voorlopig :thumbup:
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Re: 3" KZ-TE turbo down pipe

Post by Vlak vark »

kenskind wrote:Butt dyno results is in. Turbo fluit baie vroer. Daar is hengse verskil bo 3000. Gewoontlik sou ek in vierde versnel tot op 2900-3000 dan "haak" daardie naaltjie vas. Nou bly hy loop tot op 3400 sonder dat ek my groot toon meer wikkel.

Skuus vir die wag. Ek het 'n hele lys goed by Fransois van 4xlux laat doen en als is eers vanaand klaar gewees. So kon nog net op die 30km trip huistoe voel en dinge try.

Die gains is defintief daar. Ek gaan more oggend oppad werk toe bietjie op die obd2 dongle kyk watter druk ek waar kry.

Ek sal deur die loop van die week bietjie meer terugvoer gee.


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Re: 3" KZ-TE turbo down pipe

Post by JJBotes »

Vlak vark wrote:
kenskind wrote:Butt dyno results is in. Turbo fluit baie vroer. . . . . . . . . . . . . . .


Onthou van ons verstaan net prentjies.
+1
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Re: 3" KZ-TE turbo down pipe

Post by 4x4BEES »

Vlak vark wrote:
kenskind wrote:Butt dyno results is in. Turbo fluit baie vroer. Daar is hengse verskil bo 3000. Gewoontlik sou ek in vierde versnel tot op 2900-3000 dan "haak" daardie naaltjie vas. Nou bly hy loop tot op 3400 sonder dat ek my groot toon meer wikkel.

Skuus vir die wag. Ek het 'n hele lys goed by Fransois van 4xlux laat doen en als is eers vanaand klaar gewees. So kon nog net op die 30km trip huistoe voel en dinge try.

Die gains is defintief daar. Ek gaan more oggend oppad werk toe bietjie op die obd2 dongle kyk watter druk ek waar kry.

Ek sal deur die loop van die week bietjie meer terugvoer gee.


Onthou van ons verstaan net prentjies.
:think:
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Re: 3" KZ-TE turbo down pipe

Post by Vlak vark »

kenskind wrote:Butt dyno results is in. Turbo fluit baie vroer. Daar is hengse verskil bo 3000. Gewoontlik sou ek in vierde versnel tot op 2900-3000 dan "haak" daardie naaltjie vas. Nou bly hy loop tot op 3400 sonder dat ek my groot toon meer wikkel.

Skuus vir die wag. Ek het 'n hele lys goed by Fransois van 4xlux laat doen en als is eers vanaand klaar gewees. So kon nog net op die 30km trip huistoe voel en dinge try.

Die gains is defintief daar. Ek gaan more oggend oppad werk toe bietjie op die obd2 dongle kyk watter druk ek waar kry.

Ek sal deur die loop van die week bietjie meer terugvoer gee.
Johan het jy al n bietjie terugvoer.
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Ek is in die proses om 'n klein artikel te skryf met fotos en 'n paar resultate. Dinge gaan net bietjie woes die kant.

In kort, gaan kry ene by Francois van 4xlux. Jy gaan nie spyt wees nie.
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Re: 3" KZ-TE turbo down pipe

Post by RaymondH »

Hi

What is the price of the down pipe? :beg:
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Price? I actually don't know. Had a list of things done by Francois. Call him at 0219828232. or fourbylux@gmail.com

Its a bolt on job with a bit of modification to the existing exhaust.
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Re: 3" KZ-TE turbo down pipe

Post by Thabogrobler »

Andddddd??????
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Net 'n update. My turbo se seels was moeg en die wastegate actuator het nie meer so lekker gewerk nie. Die turbo is 'n paar weke gelede afgehaal en oorgedoen. Toe let ek op dat die wastgate teen die flange vasdruk. So dus is die fotos hierbo so bietjie verkeerd. Die flange het ek toe uit machine en weer reg toe geweld. Die fotos daarvan is steeds soek. Ek sal neem sodra ek weer kan. Krag is beduidend op egts is 100C laer. Voor die turbo mod was my maks egt 750C (ek het die bakkie hard gery bult op met vrag om te sien wat die maks kan wees.) Nou kan ek nie hoër as 680C kry nie en normale gebruik is hier by 400C. Die mees aangename verskil kom met brandstof verbruik in. Ek kry nou 8.9km/l oor die laaste 2 tenke ipv die 7.8km/l vroer.

As jou brandstof verbruik begin slegter en slegter word, check daardie turbo. Ek het R1800 betaal vir nuwe seels en 'n actuator. Met 'n 1km/l verbetering en meer krag gaan ek nie lank vat om daardie koste in te ry nie.

Ek kry nou amper my maks 1bar boost van 1900rpm al af. En dis lekker.
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Re: 3" KZ-TE turbo down pipe

Post by george »

Hi Johan

Waar het jy dit laat doen. Ek dink myne is ook moeg.EGT's is hoog en daar is olie in my vacuum pyp.
Ek het ook die mod by Francois laat doen
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

George, gaan gesels met francois. As die flange nie reggemaak is soos ek in rooi aangedui het nie het jou wastgate actuator ook gebuig en werk hy nie meer reg nie. Ek het hom laat weet daarvan. Dan gaan jy die turbo+exhaust manifold moet afhaal. Ek het my exhaust manifold en turbo geport en polish op dieselfde tyd.

Ek het ook olie in die boost sensor pype gehad en deur die intercooler. My boost sensor het begin verkeerde lesings gee agv die olie in die sensor. Dit ook veroorsaak dat die ecu fueling begin aanpas het.
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Re: 3" KZ-TE turbo down pipe

Post by george »

Dankie Johan.Sal met hom gaan gesels.
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Re: 3" KZ-TE turbo down pipe

Post by Thabogrobler »

Waar sit die boost sensor?
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Thabo, hy sit standaard op die pyp wat vanaf die turbo na die intake manifold loop. Die van ons met intercoolers sal hom in daardie area los of vas ge-cabletie vind. My filter (daardie grys silinder) het gelek en was na al die jare moeg gewerk. Die het olie na die sensor toe deurgelaat. Die pypies het ook begin perish.

Die KZ se ecu werk met paar stukkies inligting. MAP (Manifold Actual Pressure of boost pressure) is een van die belangrikstes. Daarmee word die injector pomp se timing advance of retard (Dis nou as die meganisme nie ook moeg is nie). Haal een van daardie pypies af en sien/voel wat gebeur. Wel niks gebeur nie :laugh2: niks vinnig nie :lmao:
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Re: 3" KZ-TE turbo down pipe

Post by Rooikappie »

Baie interressante topic hier.

Ek wil ook die verandering by 4XFranscois laat doen , maar wil net eers paar toetse doen om later e kan bepaal wat ek gewen het.

My vraag: Werk die OBD2 wat mens op e-bay kry, op die 2002 KZ ? Ek het reeds 1 gehad, maar het nooit die data gewys nie. Connect en dan niks verder.

Is daar iemand , in Kaap, wat dit kan bevestig .. Is daar veskillende modelle, wat dalk nie werk op KZ nie??

Thx
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Hi Lourens

Ek het 'n ebay unit. En dit werk op die KZ. MAAR net met odb car doctor pro. Ek het torque gekoop ens maar dit vind nie die regte protocol nie.

Met ODB car doctor kan jy by al jou sensors se lesings uitkom. Instuitend die MAP. Manifold actual pressure.

Ek het 'n arduino car monitor gebou met 'n oled screen links bo my dash wat ek direk op die MAP sensor gekoppel het. In die KZ se manual is die kalibrasie kurwe van die MAP sensor so dis maklik om die regte druk te vertoon. Ek sal 'n draad daaroor nog opsit.
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Re: 3" KZ-TE turbo down pipe

Post by Mr_B »

Johan, do you know if there is a similar ODB unit compatible with the D4D?
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Bretton, I will test my unit on my fathers fortuner tonight and let you know.
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Re: 3" KZ-TE turbo down pipe

Post by Mr_B »

Great... tx! One more question, do you know if any of these units can give you an EGT reading? Or is it nessecary to install a seperate probe and gauge?
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Re: 3" KZ-TE turbo down pipe

Post by JohanW »

Since you need a EGT probe to give you a reading and AFAIK no toyota engine has a EGT sensor/probe. Then the answer is no. Its really not hard to install a probe.
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