mivec head on 4g93

sukmavenus

Junior Member
Senior Member
Sep 20, 2006
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1,501
hello guys,just wanna ask all of your experience and opinion on convert mivec head at 4g93p...
coz now im interested to convert my gti into it since lots of u guys are using it...
good or bad experience....tq :driver:
 

allance

Known Member
Senior Member
May 12, 2009
337
8
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i not sure if fit for ur 4g93 or not! but if can, u need change ur stock ecu to mivec ecu ..n need retuned. bcos ur stock ecu cant support mivec (cam setting profile/ valve timing control) this modification is very aggressive bro! ....bcaful piston hit kena valve when it change low cam to high cam , bcos that piston design is not same
 
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chrissyong

500 RPM
Senior Member
Aug 14, 2007
975
14
1,518
that is no problem lar mivec on off can use air con and rpm light control,use 4g93p flat piston okay olso okay one,is good for na setep,but turbo must spend alot in forge part:smokin:
 

allance

Known Member
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May 12, 2009
337
8
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sukmavenus u can find our expert sifu-chrissyong done for u 4g93 convert mivec head!!!!
 

liz@rd

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Sep 25, 2007
491
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Kuala Lumpur
it's been done ages ago le ... plug and play but too maximise the mivec capability , then a lot stuff need 2 change alrdy ,

1.6 sohc pistons cukup alrdy ... hehe
 

allance

Known Member
Senior Member
May 12, 2009
337
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i not say it cant!!!! i just say need to upgrade or change something
 

sukmavenus

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Thread starter
Sep 20, 2006
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now i have the head,alternator,1 set mivec wiring and ecu...is it enough to convert it to my 4g39? is it must to change the piston to mivec or 1.6 ??
is it will effect the piston will cau jammed if the mivec 'open' ??
:confused: coz some says it is good using 93 piston,but some claim that will cause problem to the mivic head..
 

allance

Known Member
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May 12, 2009
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i check liao...i think stock piston is ok n change to mivec ecu, after that u need retune it!
 
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Jul 5, 2009
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1.8 Mivec..much better than standard 1.6 Mivec or GTI..good combination..

Bump: 1.8 Mivec..much better than standard 1.6 Mivec or GTI..good combination..
 

allance

Known Member
Senior Member
May 12, 2009
337
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ya..rite! this modification can give u 30hp or more :top:
 

liz@rd

Known Member
Senior Member
Sep 25, 2007
491
57
1,528
Kuala Lumpur
now i have the head,alternator,1 set mivec wiring and ecu...is it enough to convert it to my 4g39? is it must to change the piston to mivec or 1.6 ??
is it will effect the piston will cau jammed if the mivec 'open' ??
:confused: coz some says it is good using 93 piston,but some claim that will cause problem to the mivic head..
jealous jealous ... i also want , got extra set aer ? i just want the head + wiring + ecu only ...
 

sukmavenus

Junior Member
Senior Member
Thread starter
Sep 20, 2006
22
0
1,501
im just lucky la get the mivec part...since i collect it part by part untill complete 1 set from year ago...nowdays chop shop usually prefer to sell it as halfcut or 'enjin kosong'
:driver:anyway thanks for all u guys..will send my car to workshop tomorrow...:biggrin:
 

zac

1,000 RPM
Senior Member
Feb 7, 2007
1,347
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1,663
Johor Bahru
30hp? a little bit difficult to achieve since you only convert mivec + flat piston without any piggyback/standalone unit.

Using sohc or mivec ori piston will bring you more oomp than 1.8 flat, coupled with a nice ecu unit and nice mechanic skill then might able to produce extra 30hp. If you looking hi hp then drop this idea and opt for turbocharge

Bump: 30hp? a little bit difficult to achieve since you only convert mivec + flat piston without any piggyback/standalone unit.

Using sohc or mivec ori piston will bring you more oomp than 1.8 flat, coupled with a nice ecu unit and nice mechanic skill then might able to produce extra 30hp. If you looking hi hp then drop this idea and opt for turbocharge
 

dotcom

Known Member
Senior Member
Jun 7, 2005
403
12
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KL - JB
30hp? a little bit difficult to achieve since you only convert mivec + flat piston without any piggyback/standalone unit.

Using sohc or mivec ori piston will bring you more oomp than 1.8 flat, coupled with a nice ecu unit and nice mechanic skill then might able to produce extra 30hp. If you looking hi hp then drop this idea and opt for turbocharge

Bump: 30hp? a little bit difficult to achieve since you only convert mivec + flat piston without any piggyback/standalone unit.

Using sohc or mivec ori piston will bring you more oomp than 1.8 flat, coupled with a nice ecu unit and nice mechanic skill then might able to produce extra 30hp. If you looking hi hp then drop this idea and opt for turbocharge
:smokin:......flat ? skim kau2 lor and for the respon ask u mechanic fine a good clearance for the tappet then adjust it .....if got money then buy adjustable cam then find the high lift of the cam and set this this setting and tunning for low bugget so later on if u want more power then u buy a piggy bag :nurse: but dont forget the most important thing is the torque not HP okei :wavey:
 

allance

Known Member
Senior Member
May 12, 2009
337
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sifu zac ! u know what is SOHC? all 4g9 MIVEC head is DOHC design ,how change to SOHC? :confused:
 
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