1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

Mazdas Original forgotten 16B motor

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Old 02-26-07, 11:51 PM
  #26  
Kim
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And You need to check your PM's
Old 02-27-07, 12:59 AM
  #27  
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Originally Posted by REVHED
Not anymore. The Renesis has 0* overlap.
True, but you're talking to someone who feels that contemporary rotarys ceased production with the 3rd gen RX7 and the Renesis engine is simply the bastard step-child no one wants because of the body the engine was installed in.
Old 02-27-07, 12:52 PM
  #28  
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Interesting quote trochoid. I find the RX-8 misguided and totally missing the spirit of the rx-7. I guess this is an interesting question to post on another thread but what do the rx-7 fans, especially the first gen enthusiasts, think about the rx-8? My opine: Too heavy, relatively under-powered, scarily unreliable (at least from all accounts). Not too different than the first and second gen Rx-7s come to think about it, but looks like a mazdaspeed6!!!


Originally Posted by trochoid
True, but you're talking to someone who feels that contemporary rotarys ceased production with the 3rd gen RX7 and the Renesis engine is simply the bastard step-child no one wants because of the body the engine was installed in.
Old 02-27-07, 01:20 PM
  #29  
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Originally Posted by locopr1
Interesting quote trochoid. I find the RX-8 misguided and totally missing the spirit of the rx-7. I guess this is an interesting question to post on another thread but what do the rx-7 fans, especially the first gen enthusiasts, think about the rx-8? My opine: Too heavy, relatively under-powered, scarily unreliable (at least from all accounts). Not too different than the first and second gen Rx-7s come to think about it, but looks like a mazdaspeed6!!!

WOW are you serious?!?!? I LOVE the rx-8! HUGE BRAKE ROTORS and those things can take corners like there no tommorow! have you ridden in one??...OMG i love it! And i really don't see it as underpowerd (238 hp from an NA rotary...DAMn thats amazing!)....also the actual engine is NOT whats unreliable, it was the things surrounding it....cough couigh OMP. From what ive read and hear (please correct me if im wrong) but The omp was not giving enough oil to the rotors which in turn made them sieze up. i would so buy on in a heart beat if i had the money to do so. Its new, Its comfortable , its sits 4, it so much fun in AUToX and it was a warranty. how could you go wrong??!??!
Old 02-27-07, 01:35 PM
  #30  
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I wouldn't mind a 6speed, my friend's dad has a grey one. It's quite nice.
Old 02-27-07, 03:14 PM
  #31  
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I guess this is an interesting question to post on another thread but what do the rx-7 fans, especially the first gen enthusiasts, think about the rx-8?
It's not a new RX-7, it's more like a new RX-2. Looked at that way IMO it's fine.
Old 02-27-07, 03:21 PM
  #32  
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My apologies for getting this thread off track. Let's keep it on the 16B and leave the
RX8 opinions for another thread. I'm interested in more info on this seemingly unknown and lost engine.
Old 03-01-07, 02:14 AM
  #33  
emissions r teh sux

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i second that motion.
Old 03-01-07, 09:42 AM
  #34  
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that would have been one cool motor. We have the rotary to be different and that would make it even more uniquq...would love some more info on it
Old 03-01-07, 09:18 PM
  #35  
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still waiting on pics
Old 03-01-07, 09:43 PM
  #36  
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^ I told you guys that all my literature is back in Oregon. Kim posted up the general diagram of the engine from the info that he has. Unfortuneatly that's all I have to offer at this time. I am trying to see if I can find the location online that I originally got the book from.
Old 04-01-07, 04:29 PM
  #37  
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Bumpity Bump
Old 08-23-07, 02:32 PM
  #38  
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Bump
Old 08-23-07, 03:01 PM
  #39  
Waffles - hmmm good

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Talking

These two threads are circular, I can't stop reading as one refers to the other. Its like a mobius strip. Are you a fan of Escher doc?

I'm s t u c k i n t h e s e t h r e a d s a n d c a n't g e t o u t. ARRGH!
Old 08-23-07, 06:07 PM
  #40  
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Here is the only picture I had on my PC, my webserver crash ate the rest
Nothing fancy, just some specs.
Old 08-23-07, 06:50 PM
  #41  
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^ I'm going to kill you. I hate that song.
Old 08-24-07, 06:33 AM
  #42  
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I have NO IDEA if Mazda ever built one of these (had never heared of it at all) but I do know Wankel did experiment with different types of engines, based on his rotary concept. Four (and more) sided rotors were just part of it. In the end three sided rotors were complicated enough, but four sided can work.
Old 11-01-07, 10:45 PM
  #43  
Eats, Sleeps, Dreams Rotary

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Complete (?) list of Mazda Rotary Engines


http://64.233.179.104/translate_c?hl...icrosoft:en-us
Old 11-01-07, 11:49 PM
  #44  
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WOW ... thats very interesting stuff, and had no clue they did so many testing.
Old 11-02-07, 07:11 PM
  #45  
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Hmm... A rectangular rotor design...

That's interesting, but from the diagram I saw, wouldn't the Trochoid be more severe? like you see in an oil pump?
Old 11-02-07, 08:37 PM
  #46  
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I think it would be similar in concept to this "Quasiturbine Rotary Engine." But it's just a guess. You can find more info on this at this link here. (http://en.wikipedia.org/wiki/Quasiturbine)
Attached Thumbnails Mazdas Original forgotten 16B motor-180px-quasiturbine_diagram.png  
Old 11-02-07, 10:25 PM
  #47  
Eats, Sleeps, Dreams Rotary

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i like the MYT engine

http://www.angellabsllc.com/index.html
Old 02-27-08, 05:41 PM
  #48  
Kim
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BUMP
Just found this rough CAD(I guess) drawing of the internals.

I doubt Mazda had CAD back then so someone must have guesstimated or have insider knowledge.
Still I would like to know where they hide this baby or if its lost forever.

Old 02-27-08, 08:55 PM
  #49  
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Originally Posted by neit_jnf
I wonder how much one of those beasts would cost?!?!?!?
Old 02-28-08, 03:04 AM
  #50  
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Kim...great find
Makes me wish I still had a 7.


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