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Difference between K24/18G and K24/20G??

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  #31  
Old 04-23-2008, 12:00 AM
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Originally Posted by S4corrado996TT
I have also ordered a pair of K24/20G, 5 bar FPR, DV, and Proto's ECU waiting for receiving them as my first stage of mod. I hope I can get around 600+ crank HP with pump gas.

After I get used to this power level. I will further upgrade injector, fuel pump, Proto's intercooler, intake system and MAF sensor as my stage two mod. I hope this mod can get around 700 crank HP with pump gas. I look forward to receiving the kit and installing it.

My goal is to have 700 crank HP with pump gas. I follow the suggestion from Markski who told me K24/20g make 40 crank HP more than 18G does. That is why I choose 20g over 18g.
S4corrado996TT seems like you and me are looking for the same goals.
 
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Old 04-23-2008, 08:22 AM
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info/specs on the car? link?

Originally Posted by MARKSKI
ONE and the only one that actually has Custom 20gs and runs low 10s is available for sale... and its in Tulsa...
If you want to see what it does come to Tulsa and see see for yourself...
I drove it and even ran against it... and its very fast.....
 
  #33  
Old 04-23-2008, 09:10 AM
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Originally Posted by chidoks
info/specs on the car? link?
Its not for sale on the internet... just word of mouth.
Let's put it this way, there is a reason why Protomotive does not offer k24/20gs... and when someone figures it out then the light will come on.
BTW, the owner spent $10k on custom ECU tuning alone.
 
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  #34  
Old 04-23-2008, 09:26 AM
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Originally Posted by chidoks
it would be nice to see what a k24/20g car with headers, external wastegates, intercoolers and full fuel could do..
You will soon enough. work in progress.
 
  #35  
Old 04-23-2008, 11:33 AM
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Originally Posted by RWDRIFTC2
S4corrado996TT seems like you and me are looking for the same goals.
20g's don't seem to make any more power than the 18g's on lower
boost. They only make higher power above 1.2 bar. And 1.2 is already
pushing it on pump fuel.
18g's were awesome to 1.13-1.15 bar, and the
20g's only felt better above that point. The 18g's are more responsive, the
20g's are about 200 rpm's slower on boost onset.
They could probably still run 1.1-1.2 bar on 20g's if they have
93-95 octane. It's not that happy there. 1.0-1.1 on pump is about all they
like, then 1.1-1.2 on 100-103.

Markski
 
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  #36  
Old 04-23-2008, 09:23 PM
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Originally Posted by RWDRIFTC2
S4corrado996TT seems like you and me are looking for the same goals.
Yes I do. Since it is hard to acquire race fuel in Taiwan, 24/20g becomes good alternative to get 700 hp with pump fuel.
 
  #37  
Old 04-23-2008, 09:31 PM
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Originally Posted by MARKSKI
20g's don't seem to make any more power than the 18g's on lower
boost. They only make higher power above 1.2 bar. And 1.2 is already
pushing it on pump fuel.
18g's were awesome to 1.13-1.15 bar, and the
20g's only felt better above that point. The 18g's are more responsive, the
20g's are about 200 rpm's slower on boost onset.
They could probably still run 1.1-1.2 bar on 20g's if they have
93-95 octane. It's not that happy there. 1.0-1.1 on pump is about all they
like, then 1.1-1.2 on 100-103.

Markski

Markski thank you for your valuable info! To attain above boost figures in 20g, is it necessary? One's car must upgrade its injector, fuel pump, maf, and intercooler? Like my current set up to get around 600+ crank HP, what is proper boost level I should run for pump gas and 104 race fuel?

BTW, do I need to get a set of after market headers if I were going to next stage 700+ crank hp ? Thank you for your opinion!
 

Last edited by S4corrado996TT; 04-23-2008 at 09:40 PM.
  #38  
Old 04-23-2008, 09:46 PM
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just port and polish your stock headers you will be good to go . mine are stock ported /polished and swain coated .works great.
 
  #39  
Old 04-23-2008, 10:24 PM
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Originally Posted by unvmym3
just port and polish your stock headers you will be good to go . mine are stock ported /polished and swain coated .works great.

Can you advise me who can peform such task? Thanks!
 
  #40  
Old 04-23-2008, 10:37 PM
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Originally Posted by S4corrado996TT
Markski thank you for your valuable info! To attain above boost figures in 20g, is it necessary? One's car must upgrade its injector, fuel pump, maf, and intercooler? Like my current set up to get around 600+ crank HP, what is proper boost level I should run for pump gas and 104 race fuel?

BTW, do I need to get a set of after market headers if I were going to next stage 700+ crank hp ? Thank you for your opinion!
on pump gas you will have the same HP as on 18gs... so no use... in order to take full effect of the 20gs u need protomotive ecu, injectors, pumps, intake, intercoolers, maf and maf housing, clutch....

or just get 18gs and run at 1.1 bars... on pump... and 1.3 bars on 100 octane...
 
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seconds @ 147.76 mph 1/4 mile
click to view
160 mph @ 9.77 seconds in 1/4 mile click to view
50% OFF ON PORSCHE ECU TUNING BLACK FRIDAY SPECIAL




  #41  
Old 04-24-2008, 07:15 AM
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Originally Posted by MARKSKI
on pump gas you will have the same HP as on 18gs... so no use... in order to take full effect of the 20gs u need protomotive ecu, injectors, pumps, intake, intercoolers, maf and maf housing, clutch....

or just get 18gs and run at 1.1 bars... on pump... and 1.3 bars on 100 octane...
Hey Markski! Tks for your advice! I mod my car at two stage. First stage is to get around 600+ crank HP without upgrading injectors, pumps, intake, intercoolers, maf and maf housing. After I get used to the power level of 600hp. I will mod my car into second stage with all the parts that you mention above.

My question is at 600+ hp level what is optimal boost level should I dail into EBC in pump gas and race fuel? Againd tks for your valuable opinion!
 
  #42  
Old 04-24-2008, 09:52 AM
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its fairly simple to do , just time consuming , take it to any race shop they will be able to port and polish them for u.
 
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