Weird cylinder counts?

Kinja'd!!! "moarpowerr" (moarpowerr)
08/26/2013 at 15:06 • Filed to: odd

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I know there are 3 cylinder, and 5 cylinder engines. However, I don't think I have ever heard of a 7, 9, or 11 cylinder engine put into production for road use. Any of you guys know of any?


DISCUSSION (16)


Kinja'd!!! feather-throttle-not-hair > moarpowerr
08/26/2013 at 15:08

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Nope, but the alpha twin air engine is 2 cylinders I believe.


Kinja'd!!! Yowen - not necessarily not spaghetti and meatballs > moarpowerr
08/26/2013 at 15:09

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Sisu I7

http://en.wikipedia.org/wiki/Straight-…


Kinja'd!!! Nick, Drives a Cobalt LT > moarpowerr
08/26/2013 at 15:10

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http://en.wikipedia.org/wiki/Straight-…


Kinja'd!!! Yowen - not necessarily not spaghetti and meatballs > moarpowerr
08/26/2013 at 15:10

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69,000 HP Rolls Royce I9

http://en.wikipedia.org/wiki/Straight-…


Kinja'd!!! MIATAAAA > moarpowerr
08/26/2013 at 15:21

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I'm going to say the real answer is... no.


Kinja'd!!! moarpowerr > Yowen - not necessarily not spaghetti and meatballs
08/26/2013 at 15:22

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that is quite the power output!
Hoever it is not put into something used on the road


Kinja'd!!! moarpowerr > Yowen - not necessarily not spaghetti and meatballs
08/26/2013 at 15:24

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that is interesting, I have never heard of these engines. Crazy how they re use old 3 cylinder and 4 cylinder heads


Kinja'd!!! Laird Andrew Neby Bradleigh > moarpowerr
08/26/2013 at 15:25

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Just google agco sisu 7-cylinder diesel engine. And I'd like to argue that the W8/12 and 16 from VW is rather weird as well..

Edit: the Agco eninge has been suggested already I see... sorry 'bout that..


Kinja'd!!! Yowen - not necessarily not spaghetti and meatballs > moarpowerr
08/26/2013 at 15:35

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haha, probably not, it sure would be a large/awesome beast of a vehicle though


Kinja'd!!! davesaddiction @ opposite-lock.com > moarpowerr
08/26/2013 at 15:49

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An 11-cylinder would be hilarious.

Well, I don't really need a 12-cylinder, but a 10 isn't quite enough. And 8 is right out.


Kinja'd!!! Audio Tachometer > moarpowerr
08/26/2013 at 16:54

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With the exception of the Sisu (which from the wikipedia article didn't look too desirable), you can't really have a 7 cylinder engine in a car. This is because 7 does not go into 360 equally. So you would have crazy balance problems and such that would only get worse with RPM (which you need in a car compared to say a 2 stroke stationary diesel application). That's the way I understand it anyway.


Kinja'd!!! Brian Tschiegg > davesaddiction @ opposite-lock.com
08/26/2013 at 17:03

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What would the firing pattern be on an inline 11?!

GO!


Kinja'd!!! moarpowerr > Audio Tachometer
08/26/2013 at 17:14

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But then how come we don't have any 9 cylinder road cars? by your conclusion, 360 is divisable by 9, so it should makes sense that we have 9 cylinders, right?


Kinja'd!!! Audio Tachometer > moarpowerr
08/26/2013 at 17:48

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The same reason we don't have any I8 road cars anymore (and hardly any I6s as well). The engines are too long. And you can't have a V9. There are 9 cylinder radial engines, however. Of course I'm no engineer, but that reasoning seems logical to me.


Kinja'd!!! BiTurbo228 - Dr Frankenstein of Spitfires > moarpowerr
08/26/2013 at 18:52

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Not a production car, but there are a lot of planes with 7 and 9 cylinder radial engines.

I think there was a LeMons MR2 with a radial stuck in the back actually. Might have been a 5-cylinder one though.


Kinja'd!!! 6cyl > moarpowerr
09/01/2013 at 03:10

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VW vr5

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