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Old 04-28-2015, 01:59 PM   #57
mav1178
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Originally Posted by BboyKidKoda View Post
I'm 18 but I've been around cars since about 10. Can't anyone just ask a damn question without getting treated like a idiot. I'm building my car becuase it's my passion. I could obviously throw a 2j or uz or ls but I'm not doing that till I blow this engine up. Okay so it can't be done. Thanks for the help
It can be done, you just can't afford it:

http://www.marklamond.co.uk/misc/sca...ar_Engines.pdf

Considering the amount of engineering poured into creating the BTCC SR20 Primera engine, you're not going to get anywhere near what they got: 310BHP @ 8250RPM with 197lb-ft torque.

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Engine life is reckoned to be about 1000 kilometres, after which the power drops off three to four bhp due to valve seat regression.
Yeah, "reliable" too if you never drive the car.

-alex
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Old 04-28-2015, 02:48 PM   #58
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Supercharger with bolt ons and tune are your best bet to get "close" But in the end turbo without properly building up the engine is a recipe for destroying your engine. It's really easy to just say "oh shit, for 5 grand and change, I can boost and call it a day" That is never the case, boost introduces problems and maintenance. Be careful if its a DD.
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Old 04-28-2015, 03:18 PM   #59
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Supercharger with bolt ons and tune are your best bet to get "close" But in the end turbo without properly building up the engine is a recipe for destroying your engine.
So a SC is okay but a turbo is not?

Boost is boost. The cheaper the tune, the more unreliable it is.

OFT is great but it is not a one-size-fits-all tune. Every car and every engine is unique, most OFT aren't going to be precise.

-alex
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Old 04-28-2015, 03:51 PM   #60
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I can't wait to hear what a 3L FA20 with big cams sounds like at 13,000 rpms!
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Old 04-28-2015, 04:22 PM   #61
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is it weird that id love to win the lottery simply to see what I could do with this car N/A. a 300HP 10k RPM screamer would be so much fun in this car.
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Old 04-28-2015, 04:25 PM   #62
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is it weird that id love to win the lottery simply to see what I could do with this car N/A. a 300HP 10k RPM screamer would be so much fun in this car.
Only $70k and already been done:

http://www.speedhunters.com/2015/01/...ynergy-brz-v8/

-alex
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Old 04-28-2015, 04:26 PM   #63
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Only $70k and already been done:

http://www.speedhunters.com/2015/01/...ynergy-brz-v8/

-alex
Not with the FA20 thou..

I've seen this and I want do put that motor in the car at somepoint in my life..
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Old 04-28-2015, 04:49 PM   #64
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So a SC is okay but a turbo is not?

Boost is boost. The cheaper the tune, the more unreliable it is.

OFT is great but it is not a one-size-fits-all tune. Every car and every engine is unique, most OFT aren't going to be precise.

-alex




No, boost isn't boost. Power curves, underhood heat (turbos do a much better job of cooking everything under the hood), etc.
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Old 04-29-2015, 02:06 PM   #65
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If you need to ask a question like that and you're planning on boosting or swapping... Yeah... Good luck.


But to answer your question, yes, it is possible:
1. Start materials research lab
2. Develop new materials with higher strength/less weight than anything currently available
3. Start combustion engine research facility
4. Hire large team of engineers
5. Use newly discovered materials to develop extremely high-compression engine which is capable of revving excessively high
6. Start manufacturing facility
7. Use manufacturing facility to melt down FA20 and manufacture new engine from newly discovered materials with newly created design
8. ???
9. Profit
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Old 04-29-2015, 04:46 PM   #66
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8 is sprinkle unicorn magic on it and put it under your pillow for the toothfairy.
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Old 04-29-2015, 04:59 PM   #67
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What if I told you.. You could affordably make 300HP NA on pump gas but it would result in your car being FWD?

Would you still do it?
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Old 04-29-2015, 06:06 PM   #68
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Originally Posted by rice_classic View Post
What if I told you.. You could affordably make 300HP NA on pump gas but it would result in your car being FWD?

Would you still do it?
I'd rather do donuts with my 200HP, thanks all the same...😄
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Old 04-29-2015, 06:55 PM   #69
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Quote:
Originally Posted by rice_classic View Post
What if I told you.. You could affordably make 300HP NA on pump gas but it would result in your car being FWD?

Would you still do it?

I would tell you to take that Red Pill and SHOVE IT UP YOUR ASS!
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Old 04-29-2015, 07:17 PM   #70
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No, boost isn't boost. Power curves, underhood heat (turbos do a much better job of cooking everything under the hood), etc.
Then we're expanding the scope of the discussion... I will be more specific next time.

My reply was about this:

Quote:
Supercharger with bolt ons and tune are your best bet to get "close" But in the end turbo without properly building up the engine is a recipe for destroying your engine.
From an engine internal perspective, 15lbs of boost is 15lbs of boost it was not originally designed with. To say 15lbs of boost via a SC is better than 15lbs of boost via a turbo is oversimplifying the problem.

-alex
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