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Intakes Reviewed: Racing Beat VS K&NII

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Old 03-01-2008, 05:47 PM
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Originally Posted by mysql
I'm saying that the car is not always moving at 70 mph. When you travel slower, heat isn't fully evacuated from the engine bay and can still build up.
but if it wasnt releasing the heat all are cars would over heat.
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Old 03-01-2008, 06:16 PM
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I dont know guys. It is what it is. I dont go off what i read just what i know first hand. If it works cool, if it dont oh well. Sorry.
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Old 03-01-2008, 06:17 PM
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Originally Posted by Mikeluvs8
but if it wasnt releasing the heat all are cars would over heat.
You're confusing coolant temp with underhood air temp.
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Old 03-01-2008, 06:46 PM
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Plastic is not a good heat conductor you are right, but it also means plastic will get heat soaked. Then it retains heat much longer than aluminum.
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Old 03-01-2008, 07:42 PM
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Smile

Originally Posted by mysql
You're confusing coolant temp with underhood air temp.
You guys are right, Heat is bad. Especially when our cars (Rotary) like to run hot.
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Old 03-01-2008, 09:39 PM
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Typhoon +++++
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Old 03-01-2008, 09:49 PM
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Originally Posted by mysql
You're confusing coolant temp with underhood air temp.
when left running our cars can over heat specially in the vegas heat if not moving.
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Old 03-01-2008, 10:00 PM
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this is a actual quote from the racing beat site..

"Both, but we have designed the REVi Intake with "streetability" as one of most important considerations. After careful review and testing of other available intake kits, Racing Beat has addressed many of the drivability issues that have plagued some of these other systems: rough idle, possible engine stalling, and/or loud intake sound levels.

If you are interested in obtaining maximum horsepower at the extreme upper end of the RX-8 power band (i.e. racing or high performance applications), but are willing to sacrifice some level of drivability, we can make a recommendation for an alternate product from another manufacturer."


that box is not intened to deliver colder air, its all to decrease the intake sound.
i bet you if you call them they will recommend the k&n typhoon 2, and the k&n+rb duct idea was recommended to me by one of there own at rb a good friend. =)

Last edited by Mikeluvs8; 03-01-2008 at 10:15 PM.
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Old 03-01-2008, 11:09 PM
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Originally Posted by Mikeluvs8
this is a actual quote from the racing beat site..

"Both, but we have designed the REVi Intake with "streetability" as one of most important considerations. After careful review and testing of other available intake kits, Racing Beat has addressed many of the drivability issues that have plagued some of these other systems: rough idle, possible engine stalling, and/or loud intake sound levels.

If you are interested in obtaining maximum horsepower at the extreme upper end of the RX-8 power band (i.e. racing or high performance applications), but are willing to sacrifice some level of drivability, we can make a recommendation for an alternate product from another manufacturer."


that box is not intened to deliver colder air, its all to decrease the intake sound.
i bet you if you call them they will recommend the k&n typhoon 2, and the k&n+rb duct idea was recommended to me by one of there own at rb a good friend. =)
I think Im one with the longest history of K&N Version II & RB Duct on this forum, I got it as soon as it came out.

I like the setup. I found no problems with 100 degrees of heat in traffic. When the car moves the temp will decrease very fast.

For horsepower I dunno, never been to a dyno, I always wanted to try it but just dont have the time.

Seriously speaking, IMO, After the first version's failure(it did suck), K&N actually spent some time into understanding how this car actually works, and Version II came out. Heatshield in the back of the intake, thin metal housing(to hold the intake pipe) so it can get rid of the heat fast, Solid thick Pipe with some kind of coating on it outside, probably just color, I dont know, but feels very smooth, inside the pipe it looks kinda rough, but if u touch it with ur hand its pretty smooth. Carbon Fiber filter can resist heat better.

but again, Since I got the earliest version of the Version II, there were some problems, the install instruction are somewhat different than the current one I see online. There are couple of steps that is missing on my original manual. When I was installing the intake I was like wtf ? but then I figure it out myself. The piping angle is not very *right*, not a big deal just doesnt look as good. Im sure the one they're selling now should have better angle.

Just my opinion, dont rape me cuz I said it !

Last edited by nycgps; 03-01-2008 at 11:28 PM.
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Old 03-01-2008, 11:13 PM
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Originally Posted by nycgps
I think Im the on this forum with the longest history of K&N Version II & RB Duct.

I like the setup. I found no problems with 100 degrees of heat in traffic. When the car moves the temp will decrease very fast.

For horsepower I dunno, never been to a dyno, I always wanted to try it but just dont have the time.
and i am sure that you would be the first to say that driving the kn vs the rb would yield no but dyno results!!!!

beers
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Old 03-01-2008, 11:30 PM
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Originally Posted by swoope
and i am sure that you would be the first to say that driving the kn vs the rb would yield no but dyno results!!!!

beers
I dont know, like I said I gotta go up to a dyno one day to know if theres any differents. Or at least get a number for my car.

Well, RB said that if ppl want the highest number, they will recommend another product. They didnt say it on their site but I think someone on this forum actually email and ask RB or something, and the reply was K&N ver II.

so .... Ahhhhh dont hit me !
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Old 03-01-2008, 11:51 PM
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Originally Posted by nycgps
I dont know, like I said I gotta go up to a dyno one day to know if theres any differents. Or at least get a number for my car.

Well, RB said that if ppl want the highest number, they will recommend another product. They didnt say it on their site but I think someone on this forum actually email and ask RB or something, and the reply was K&N ver II.

so .... Ahhhhh dont hit me !
i will pose it a different way.. the flywheel change is a big change, but could you be sure that you could tell the difference????

the biggest thing i have felt as far as change lately is new coils and fuel pump.. big, big change.. !!!!

beers
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Old 03-02-2008, 12:05 AM
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Originally Posted by nycgps
I think Im one with the longest history of K&N Version II & RB Duct on this forum, I got it as soon as it came out.

I like the setup. I found no problems with 100 degrees of heat in traffic. When the car moves the temp will decrease very fast.

For horsepower I dunno, never been to a dyno, I always wanted to try it but just dont have the time.

Seriously speaking, IMO, After the first version's failure(it did suck), K&N actually spent some time into understanding how this car actually works, and Version II came out. Heatshield in the back of the intake, thin metal housing(to hold the intake pipe) so it can get rid of the heat fast, Solid thick Pipe with some kind of coating on it outside, probably just color, I dont know, but feels very smooth, inside the pipe it looks kinda rough, but if u touch it with ur hand its pretty smooth. Carbon Fiber filter can resist heat better.

but again, Since I got the earliest version of the Version II, there were some problems, the install instruction are somewhat different than the current one I see online. There are couple of steps that is missing on my original manual. When I was installing the intake I was like wtf ? but then I figure it out myself. The piping angle is not very *right*, not a big deal just doesnt look as good. Im sure the one they're selling now should have better angle.

Just my opinion, dont rape me cuz I said it !
well said,i too have had this setup for as long as i had the car, but have you tried the rb full intake setup to even compare it????

Last edited by Mikeluvs8; 03-02-2008 at 12:08 AM.
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Old 03-02-2008, 12:13 AM
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Originally Posted by swoope
i will pose it a different way.. the flywheel change is a big change, but could you be sure that you could tell the difference????

the biggest thing i have felt as far as change lately is new coils and fuel pump.. big, big change.. !!!!

beers
I can tell the FW change. it really goes up faster. But I dont think there is any power increase tho.

damn, now u makes me wanna change my fuel pump like right now

Is due soon but hmm I'll wait a bit more.
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Old 03-02-2008, 12:14 AM
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Originally Posted by Mikeluvs8
well said,i too have had this setup for as long as i had the car, but have you tried the rb full intake setup to even compare it????
Thats what I've been saying earlier in this thread

I know I probably wont even keep the Revi, so spending 300 something bux just to *try it out* sounds kinda expensive to me >_<

maybe if I can get a bonus later this year I can think about it.
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Old 03-02-2008, 12:18 AM
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Originally Posted by nycgps
I think Im one with the longest history of K&N Version II & RB Duct on this forum, I got it as soon as it came out.

I like the setup. I found no problems with 100 degrees of heat in traffic. When the car moves the temp will decrease very fast.

For horsepower I dunno, never been to a dyno, I always wanted to try it but just dont have the time.

Seriously speaking, IMO, After the first version's failure(it did suck), K&N actually spent some time into understanding how this car actually works, and Version II came out. Heatshield in the back of the intake, thin metal housing(to hold the intake pipe) so it can get rid of the heat fast, Solid thick Pipe with some kind of coating on it outside, probably just color, I dont know, but feels very smooth, inside the pipe it looks kinda rough, but if u touch it with ur hand its pretty smooth. Carbon Fiber filter can resist heat better.

but again, Since I got the earliest version of the Version II, there were some problems, the install instruction are somewhat different than the current one I see online. There are couple of steps that is missing on my original manual. When I was installing the intake I was like wtf ? but then I figure it out myself. The piping angle is not very *right*, not a big deal just doesnt look as good. Im sure the one they're selling now should have better angle.

Just my opinion, dont rape me cuz I said it !
You are 100% right!!! Over a year ago I emailed K&N and got something like what you just said. Then at last years seven stock I got the samething you said!!!
I like the K&NII
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Old 03-02-2008, 12:19 AM
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Originally Posted by nycgps
Thats what I've been saying earlier in this thread

I know I probably wont even keep the Revi, so spending 300 something bux just to *try it out* sounds kinda expensive to me >_<

maybe if I can get a bonus later this year I can think about it.
i bought the revi just to try it out, and if i felt that is was a better suit for my car i would have kept it. thats why i told gil to post my review for me. and after i just wanted to share my experience with the revi.
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Old 03-02-2008, 12:21 AM
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Someone should settle this. Meet up with both intakes and dyno on the same car, with the same dyno. See which makes more
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Old 03-02-2008, 12:22 AM
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^Meh what ever. RG said that dont work
Hey Mike best of 3? I'll pay!!!
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Old 03-02-2008, 12:23 AM
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noise = placebo effect..

beers
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Old 03-02-2008, 12:25 AM
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Originally Posted by DOMINION
^Meh what ever. RG said that dont work
Hey Mike best of 3? I'll pay!!!

who has the revi mine is gone.
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Old 03-02-2008, 12:27 AM
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Originally Posted by Mikeluvs8
i bought the revi just to try it out, and if i felt that is was a better suit for my car i would have kept it. thats why i told gil to post my review for me. and after i just wanted to share my experience with the revi.
true.

but I spent soooo much money on the car .... in the past 2-3 months probably over 3K already. so .... not at this time
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Old 03-02-2008, 12:29 AM
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Originally Posted by nycgps
true.

but I spent soooo much money on the car .... in the past 2-3 months probably over 3K already. so .... not at this time
well if you already have the k&n w/rb duct, your not missing much anyway.
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Old 03-02-2008, 01:09 AM
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your butt dyno has failed you.

Dyno charts do not agree with you Mike. I dyno'd 19 rx-8's on the SAME day on the SAME dyno. 4 of the Top 5 had RB intakes...


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Old 03-02-2008, 01:12 AM
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Originally Posted by Jedi54
I'm not able to read the info of the dyno that well. But doesn't 3 of them have RB intake, one stock, and the one resulting in the highest dyno has some CAI.
Wouldn't the best way to solve this to dyno a stock rx8 with both the intakes? All the other mods in the dyno could also have an impact.

Last edited by imput1234; 03-02-2008 at 01:15 AM.
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