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6 port street port

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Old 09-06-2006, 08:28 PM
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anyone have experience on porting out the auxillary port to the original secondary and if you do what kind of numbers did you guys pull from the motor. i heard some guys in puerto rico are doing it running 8's and 9's.
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Old 09-18-2006, 02:45 AM
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I don't think any1 has gotten numbers, but it creates a huge port with no velocity, and basically sucks... You're better off just doing a nice street port. Try the search button and searh. there are hundreds of threads with great info on this subject.
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Old 09-19-2006, 04:20 AM
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The mazdatrix racecar has this kind of port afaik. Paul yaw builds motors like this too for e production. http://www.yawpower.com/dec2004.html



So "Sucks" is all relative to where you want your power band, and what your max horsepower goal is.
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Old 09-19-2006, 08:54 PM
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Interesting because all the research I have done on porting said that there were little to no gains because of the lack of velcoity.
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Old 09-21-2006, 04:17 AM
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Not alot of people really work with/try new things on 6-port plates because the majority of high end builds are turbo.
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Old 09-21-2006, 08:51 AM
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Originally Posted by Drago86' post='837898' date='Sep 21 2006, 01:17 AM

Not alot of people really work with/try new things on 6-port plates because the majority of high end builds are turbo.


Or they don't want to talk about it because it is for their race car.
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Old 09-21-2006, 02:29 PM
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as said before, "sucks is a relative term. i am familiar with Lemon's car (Mazdatrix). not so familiar with Paul Yaw's, though i am familiar with his work and status in the rotary community.



however, aside from all of what i've seen on the internet, i've driven a Gen II with one of those siamesed ports. it was my friend's car and it was a total animal! it ran fine on the street, too, so i suspect that the person that built the motor for him didn't really mess with the primaries much.



i say go for it. i may be doing the same thing with my next motor build.
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Old 09-21-2006, 04:18 PM
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thanks for the info guys and i made my mind up i will be experiementing with this setup after im done with my setup now. im trying to learn how to use methanol injection without intercooler for now and see how that works. this is also done in puerto rico with some of there eight second nine second cars so we'll see.
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Old 09-25-2006, 01:14 PM
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A couple shots of a motor I'm building for someone.
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Old 09-26-2006, 01:11 PM
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Originally Posted by 13BTNOS' post='838386' date='Sep 25 2006, 11:14 AM

A couple shots of a motor I'm building for someone.
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