[DeTomaso] Speaking of (crankshafts)

Tomas Gunnarsson guson at home.se
Wed Feb 29 07:32:04 EST 2012


Nope, the Corvair crank has six separate throws where the pairs are 180 deg
apart, e.g. boxer.

Tomas

-----Original Message-----
From: detomaso-bounces at realbig.com
[mailto:detomaso-bounces at realbig.com]On Behalf Of Thomas Tornblom
Sent: den 29 februari 2012 12:55
To: detomaso at realbig.com
Subject: Re: [DeTomaso] Speaking of (crankshafts)


And the Corvair engine is strictly speaking not a boxer either, it is a
180 degree V engine.

Thomas

2012-02-29 12:01, Tomas Gunnarsson skrev:
> True, but what I wanted to point out was that neither crank is flat, they
> are both 120 degree cranks it seems.
>
> Tomas
>
> -----Original Message-----
> From: Roland Jaeckel [mailto:pantera874 at t-online.de]
> Sent: den 29 februari 2012 11:48
> To: Tomas Gunnarsson; detomaso at realbig.com
> Subject: Re: [DeTomaso] Speaking of (crankshafts)
>
>
> Porsche 917 is a V engine, the Corvair is a boxer. These are totally
> different constructions and not compareable.
>
> Roland Jaeckel
> ----- Original Message -----
> From: "Tomas Gunnarsson"<guson at home.se>
> To:<detomaso at realbig.com>
> Sent: Wednesday, February 29, 2012 10:11 AM
> Subject: Re: [DeTomaso] Speaking of (crankshafts)
>
>
>> Porsche 917 crank:
>>
>> http://www.pbase.com/917carl/image/21844549
>>
>> Corvair crank:
>>
>> http://www.n56ml.com/corvair/flexplate/problem.html
>>
>> Neither looks particularly flat. I've a hard time imagining any inline
six
>> with a 180 deg crank too.
>>
>> Tomas
>>
>> -----Original Message-----
>> From: detomaso-bounces at realbig.com
>> [mailto:detomaso-bounces at realbig.com]On Behalf Of JDeRyke at aol.com
>> Sent: den 29 februari 2012 09:13
>> To: kenn_green at yahoo.com
>> Cc: detomaso at realbig.com
>> Subject: Re: [DeTomaso] Speaking of (crankshafts)
>>
>>
>> In a message dated 2/28/12 9:34:54 PM, kenn_green at yahoo.com writes:
>>
>>> Dies the crank have to be flat for a12 cylinder boxer?
>>>
>>
>> Obviously not re your example. Porsche flat-12 race engines used flat
>> cranks, as did their boxer-4s (&  VWs too) and -6s. My Corvair boxer-6
had
>> flat
>> cranks from GM. Most 4 vertical cylinder engines use flat cranks as do
>> many
>> straight 6s. THey're not rare except in modern passenger V-8s.
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