[SEL] OT tractor engine question....

[Tom Dunlap]

Those engines were pretty good, but they sure drank gas for having such a 
tiny carb.


----- Original Message ----- 
From: "R and E Freeman" <plb at iinet.net.au>
To: "'The SEL email discussion list'" <sel at lists.stationary-engine.com>
Sent: Tuesday, October 31, 2006 8:02 AM
Subject: RE: [SEL] OT tractor engine question....


> All the Ford Falcons here from 1962 till 1976 run 6 cylinder engines with
> the inlet manifold cast with the head. A very successful engine they were
> too.They run from 144 cubic inch to 250
> Ray Freeman
> Perth WA
>
> -----Original Message-----
> From: sel-bounces at lists.stationary-engine.com
> [mailto:sel-bounces at lists.stationary-engine.com] On Behalf Of Curt
> Sent: Tuesday, 31 October 2006 9:25 PM
> To: The SEL email discussion list
> Subject: Re: [SEL] OT tractor engine question....
>
> Bill,
> Would be curious to see a picture of what you are talking about as I
> can't recall seeing anything like what you are describing. But my guess
> is that it has nothing at all to do with efficiency or heating speed,
> but more to do with reducing manufacturing costs. Even with fixturing,
> it takes time and mill work to machine the head and mating intake
> manifold flat from the raw castings. If you are able to eliminate this
> cost you can go to market with a lower cost product and gain more sales
> that a comparably sized tractor. But this is just a guess......
> Curt Holland
> Gastonia, NC
>
> bill at antique-engines.com wrote:
>
>>Odd question:
>>VERY old and very early tractor, or other engines for that matter - some
>>designs seemed to integrate the intake "system" into the head casting - ie
>>no seperate intake manifold to bolt on. The passages were cast into the
>>head.
>>Who used that, when, and why?
>>I know some cars in the 50's did that, early 60's too, I believe.
>>Who was doing that first?
>>Did the tractor makers often preceed auto makers on advance designs?
>>What is the advantage to an integral intake rather than a "bolt on".
>>Is it heated quicker or more effeciently by the warming of the engine?
>>I'd think the exhaust on an external design would do that better.....
>>
>>Bill
>>Runnells.
>>The hammer has dropped - the cold is here. 70 -> 40 in under 3 hours
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>>
>>
>
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