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Our 24V71 on the Dyno Expand / Collapse
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Posted 7/4/2009 10:01:03 AM
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John,

I honestly thought this was a very clever joke... I assumed DD never went beyond 16 cylindres (Electro Motive is a different story I believe). Actually, having mentiond EMD, I think on an engine this big a front rad may not be enough if you consider the fact you need to have free air movement. You could do what the Aussies do - raise the cab so that you end up with a large gap between it and the chassis, but that looks is not everyones's cup of tea. Or: you have a COE, say an Astro with an extended cab and a roof rad, with the cooling air intakes on the side - like on a G12 EMD locomotive (see here: http://www.railpictures.net/viewphoto.php?id=87760&nseq=35)...

Just an idea

T

The early worm catches a bird

Post #55130
Posted 7/4/2009 7:40:55 AM


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Another consideration is air intake and exhaust plumbing for 4 inlets and 4 outlets.On a conventional thats going to take some creativity to keep it all under the hood.On a daycab COE the intakes would only need to be 4 pieces of pipe with a 90 or 45 degree bend, rubber booted to the turbo, with a K&N open element marine diesel filter rubber booted to the end of the pipe.Rotate the pipe so it lays back, instead of straight up, to keep it away from the exhaust pipes feeding the turbos.Exhaust is easy, 4 straight pipes with 90 degree bends at the bottom, straight off the turbo, whatever height you want, straight up or tipped back.

Some folks dont trust them, but K&Ns are factory equipment on alot of marine models, first ones I ever saw bigger than normal car stuff were on a pair of 435 hp 3208 marine engines sitting on skids at a Cat dealer.I was kind of surprised to see them installed as factory equiptment.K&N offers the round straight and round tapered universal models in a 6" inlet size, some have studs on the end for brace straps and some have chrome capped ends.  http://www.knfilters.com/universal/universal.htm  John

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John Costley

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Post #55114
Posted 7/4/2009 7:15:23 AM


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Tatra (7/4/2009)
Steve H and Jeff,

Errr, ummm, the DD and the White would not be a very clever use of (cough) Photoshop by any chance? Are you playing a joke on us simpletons?

Steve H: If not, how did the DD happen? Was this a prototype, or did you cast a new block + forge a crankshaft for it?

That White is nice, but I can't see a radiator big enough fitting behind that narrow nose...

Cheers,

T

T,

Heres some pics of an unmodified 24V71  http://www.surplusman.com/Detail.php?itemid=2068  John

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Post #55113
Posted 7/4/2009 6:43:27 AM


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No matter what it gets stuffed into, bobtailing it will be something like this,lol.   http://www.youtube.com/watch?v=J0l5spewMlg    more      http://www.youtube.com/results?search_query=bandag+bullet&search_type=&aq=f   Building something like that will get youre name "on the map" in a hurry.According to their website  http://www.bandagbullet.com/  they have 2,800 hp on nitrous and are running an Allison CR5940 trans with an Eaton 2300 with a Detroit No-Spin locker.Looking on Allison's site I couldnt find a CR5940, but I found a CLT5940 power shift  http://www.allisontransmission.com/publications/servicesupport_listings.jsp?ModelGrouping=clt&Model=clt5940powershift&PublicationType=All   And a CLBT5940  http://www.allisontransmission.com/publications/servicesupport_listings.jsp?ModelGrouping=clbt&Model=clbt5940powershift&PublicationType=All   Im thinking the B probably stands for a drop box model.Delany and Ahlf in Bakersfield,CA. used to build engines and transmissions for Tyrone Malones trucks.  http://www.dnaparts.com/  They could probably build a transmission and torque convertor combo that would live behind that engine.As far as cooling goes, if you cant go higher or wider, then you go thicker.If it goes in a conventional then that means an even longer hood.If it goes into a COE then its just a matter of setting the engine a little farther back.Someone like Detroit Radiator  http://detroitradiatorcorp.com/  could build a custom unit with 10 or 12 rows of tubes instead of the 4 or 5 rows found in a heavy duty truck unit.Add on a fulltime hydraulic or electric fully shrouded fan http://www.electricfanengineering.com/cooling_fans_contents.html  Doesnt need to be setup as a thermostatic on/off system, since you arent really looking at fuel mileage concerns with an engine like that,lol.John

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John Costley

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Sabattus,Maine

Post #55108
Posted 7/4/2009 3:47:34 AM
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Steve H and Jeff,

Errr, ummm, the DD and the White would not be a very clever use of (cough) Photoshop by any chance? Are you playing a joke on us simpletons?

Steve H: If not, how did the DD happen? Was this a prototype, or did you cast a new block + forge a crankshaft for it?

That White is nice, but I can't see a radiator big enough fitting behind that narrow nose...

Cheers,

T

The early worm catches a bird

Post #55104
Posted 7/3/2009 11:49:12 PM
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I've never gone crazy over the long hoods but that White makes my heart go pitter pat.  The big long hood KB's look awesome too.
Post #55097
Posted 7/3/2009 10:58:05 PM


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It must have took a mad scientist to dream up such a monster. My vote would be a 352H-110" That thing is so big the rear half would still show behind the cab. Guess the biggest problem would be a radiator and finding a trans that could stand it. Make a heck of a pulling truck. Look good pulling a shiny Dane too.

Robby Gaines

1971 Peterbilt 359M

1981 Kenworth W-900A Aerodyne

1974 Great Dane Stainless Steel Reefer

Post #55094
Posted 7/3/2009 10:04:12 AM


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I think a daycab Astro with that sticking out the back would look great!
T.

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Post #55072
Posted 7/3/2009 4:25:48 AM
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Thanks John, I'm abit challanged with 'puter stuff.
Post #55062
Posted 7/3/2009 3:38:34 AM


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Jeff Lakaszcyck (7/2/2009)
Here's my suggestion. I don't know what became of this truck or the details. It was photographed at the 1993 ATHS convention in Milwaukee.

Jeff,

I must have missed seeing that one in Showtime.Neet truck.John

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John Costley

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Sabattus,Maine

Post #55061
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