how high can boost? V6TT

stanleyhew

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6A12 V6 Twin Turbos original without major modi, just the HKS filter and 2.5 inch piping with HKS silencer. thinking to install a boost controler, wanted to know wat is the max boost can go with this original spec.
and wat modi should i do to improve respon and performance??
all the sifu pls give some advise!! and share with me.
thank you in advance.
 

huakenny

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Feb 24, 2005
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2.5 piping for twinturbo? i think turbo car wit big cc must be 3" at least from downpipe to rear muffler.....for better exhaust system performance....air filter ok la......max boost i think not above 1.0bar coz ur ecu will boost-cut....correct me if im wrong

so u juz get a manual boost controller ....or electronic one u u r rich....original boost is 0.7bar izzit? so can boost to 1.0 for max after change extractor,up pipe, downpipe n exhaust piping....better response...this is normal mods.simple n easy...i think its ok oledi for street...n improve car handling by throw in sports suspension....rim n tyres....tat all
 

monsterv6

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is it 6a12tt the boost reading is not the same..example.1st gear different boost and high gear diffrent boost..??why..?
 

raw_board

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huakenny said:
2.5 piping for twinturbo? i think turbo car wit big cc must be 3" at least from downpipe to rear muffler.....for better exhaust system performance....air filter ok la......max boost i think not above 1.0bar coz ur ecu will boost-cut....correct me if im wrong

so u juz get a manual boost controller ....or electronic one u u r rich....original boost is 0.7bar izzit? so can boost to 1.0 for max after change extractor,up pipe, downpipe n exhaust piping....better response...this is normal mods.simple n easy...i think its ok oledi for street...n improve car handling by throw in sports suspension....rim n tyres....tat all
sorry i want to ask something coz i'm newbie in turbo engine...extractor n downpipe is not a same thing ke?
 

2slow2steady

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May 22, 2005
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^^

im currently running 1.2 bar on stock filter.
2.5 inch pipinh from front to end=stock setup.
fuel regulator.
 

stanleyhew

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thank you for infor (2slow2steady), how long do u running on 1.2 bar no problem at all? do u think is a bit high? i was using 2.5inch piping but i just change it to 3 inch yesterday from front to back stainless steal (without middle box). nothing diffrent in normal speed but i'm not sure during high end. thinking to get a boost controller but afraid of ichi hand will over boosting. my next mod will be the HKS SSQV next week. would this mod will enchance my performance??? but i like the bisskk sound !!!
 

jinkl

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May 22, 2004
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err i tink u not getting the kick is becos , hear ur engine properly , u using standard bov ? it will be already shhhhhhhhh the air out :)
 

2slow2steady

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stanleyhew said:
thank you for infor (2slow2steady), how long do u running on 1.2 bar no problem at all? do u think is a bit high? i was using 2.5inch piping but i just change it to 3 inch yesterday from front to back stainless steal (without middle box). nothing diffrent in normal speed but i'm not sure during high end. thinking to get a boost controller but afraid of ichi hand will over boosting. my next mod will be the HKS SSQV next week. would this mod will enchance my performance??? but i like the bisskk sound !!!

3inch piping less top end(correct me if im wrong).after planting blow off valve doesnt make any diff on ur car performance and it will give a little trouble on the idling.RPM might drop very low even engine stall if u use the wrong b\off valve.the original b\off is good enough but the sound a little too soft..ehhee.actually the car is powerful enuf at 0.8 bar,1st gear major wheel spin when turbo kick in and can reach 240 easily(tested).i run 1.2 for bout a month then decrease it to 0.8 coz no point for boosting so high.6 pistons on high way is always more advantage so 0.8 also can la.
 

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