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

Info on Jesus Padilla 10sec rx7

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Old Jun 14, 2003 | 12:46 PM
  #51  
Amagi82's Avatar
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Originally posted by MikeLMR
no its not ... each of the rotors on a 26B should be putting out the same power. if you could build a 13b to the exact same spec as two 787B rotors it should make about half the power ... if not more as the ecentric shaft will be shorter and more rigid etc. etc.

Of course it woun't be 100% accurate but the results should be of the correct order.
Not to mention smaller engines are capable of more horsepower per liter. Theres some scientific way of explaining why a smaller engine is capable of making more power for its size, but I forget why exactly.
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Old Jun 14, 2003 | 02:21 PM
  #52  
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DriveFast7, your sig is TOO HUUUGE.

Here is a revised, and trimmed down version for you,
just use the address on the picture.

https://www.rx7club.com/forum/attach...postid=1872138

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Old Jun 14, 2003 | 07:22 PM
  #53  
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I could be wrong but

his engine is carberated and has a distributor????

WTF

slide throttle injection and direct fire could easily net anouther 50-75 HP
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Old Jun 14, 2003 | 09:06 PM
  #54  
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Originally posted by Raptor13x
Not to mention smaller engines are capable of more horsepower per liter. Theres some scientific way of explaining why a smaller engine is capable of making more power for its size, but I forget why exactly.
You mean for a rotary engine? or for a piston engine? Do you mean larger displacement or more rotors/pistons?

I'm askin this cuz i'm curious about this
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Old Jun 17, 2003 | 12:49 PM
  #55  
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Ryan
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20B PP = 13G engine
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Old Jun 17, 2003 | 04:07 PM
  #56  
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Originally posted by FuLLsMoKe
You mean for a rotary engine? or for a piston engine? Do you mean larger displacement or more rotors/pistons?

I'm askin this cuz i'm curious about this
I mean for displacement, its not rotary or piston engine specific. I saw it on some TV program about tiny engines, they explained why, but i forgot, haha. If you take a look at so many engines available today, you see this is true. Look at motorcycle engines, honda engines, small block V8s, then big block V8s. On average, progressively smaller horsepower per liter. I think its due to smaller engines having progressively higher rev capability, as the torque numbers are more constant for each displacement. You see 1000cc motorcycle engines with 150hp NA from the factory, then you see an 8.0L Viper engine with 450hp or whatever. Even the best of the best, Ferrari, gets 660hp out of a 6L V12 pushing current technology to the limit. Of course larger engines are capable of more overall power, but the smaller an engine is the more power it can make for its size.

Last edited by Amagi82; Jun 17, 2003 at 04:10 PM.
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Old Jun 17, 2003 | 04:30 PM
  #57  
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Originally posted by Directfreak
[B]DriveFast7, your sig is TOO HUUUGE.

Here is a revised, and trimmed down version for you,
just use the address on the picture.
Yep, I know. I tried all evening to upload a smaller pic but rx7club kept stalling out and 404 error. This webpage is real darn slow at peak time.

How does this sig look?
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Old Aug 8, 2003 | 05:05 PM
  #58  
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From: SC
Originally posted by pillage6
Is that a 3-barrel IDA? I have never seen one in a car, only in the Weber book.

They are so rare!
There are a bunch on eBay for sale right now....
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Old Aug 8, 2003 | 07:14 PM
  #59  
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Ya but i think the one he runs is actually a rare pantera model that is either a 43 or a 46 ida 3c. I have only ever seen one on ebay. the rest are all about 3mm smaller. im sure he has his somehow boared out too, because that is kinda small for a pp. most every one likes to run the 51's.

CJG
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Old Aug 3, 2013 | 12:12 AM
  #60  
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From: WA state
Lazarus!! Those are most likely PMO carbs made for Porsche's...they're usually 50mm...and cost BIG BUCKS!
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