4g92 SOHC To Dohc

mr_lageenda

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Senior Member
Jan 21, 2009
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Hi everybody...:biggrin:

i hope everyone can help me
do some modification
at my car

i use wira sedan 4g92
before this i have convert the head
SOHC to DOHC.

now i use original blok 4g92
use 4g93 from putra (already port polish)
throttle body perdana sei
intake manifold 4g93
injector 4g91
distributor 4g92 but have been skim
original wiring n ECU 5806
4g91 cable plug
3 plate clucth exedy
4g91 gearbox clucth pump
4-2-1 extractor 1.8"
straight ekjoz
Open Port

now i what i need is
...PICKUP....

what can i do to get more pickup
i think my car now not so good..
pickup very2 bad..

please everyone help me...:confused:
 
Last edited:

ART///SPEED

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Jun 26, 2008
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i give you a hint lighten some part and change gear box or swap with friend...
 

Dampachi

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Senior Member
Jan 4, 2009
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4g91 Gearbox
Clucth Pump
1st of all yur 4G91 gearbox got low final drive ratio...thats why u have no pick-up

u should change to more higher FD ratio, at least 4G93/92 gearbox
or if u have enough budget, try to get 4G92 mivec gearbox
 

mr_lageenda

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Jan 21, 2009
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ooooo....
somebody said to me..
now i use 4g92
but use 4g91 gearbox...
that one said,i have a good pickup
bcoz big ratio
but lost top speed..

that true..??

so i must change gearbox 1st
if i need more pickup....
 

mr_lageenda

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Senior Member
Thread starter
Jan 21, 2009
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Extractor Zenden 4-2-1
Header 1.8"
After Nenas 1.6"
Standart bullet
Piping i not sure..
2" or 1.75"

Bcoz why,i go to 1 shop n tell i want piping
they ask me what CC engine use
i said 1.8 (Previous Engine)
pomen said u should use 2"
but 2" outside or inside
i dont know
forgot to asking

i will cek that piping size
and then i will let u know
 

mr_lageenda

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Senior Member
Thread starter
Jan 21, 2009
65
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Extractor size is 1.8" until nenas
After nenas 2" smpai blakang
Straight paip

Now my pickup is ok..not bad ..
rpm 1-3 ok
rpm 3-4 lembab skit
rpm 4-6 ok la....(tp msh kureng)

why happen like that...
anyone can explain to me...
what or any modification should i do..:rolleyes:

My planning is
1-Use metal gasket
2-Plug Iridium Power
3-ECU Remap
4-Change gearbox
5-Any part should i do..??

thnks evryone to try help me...
 
Last edited:

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