turbo diesel marine power |
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65 'cuda
Platinum Member Joined: July-12-2005 Location: Cincinnati, OH Status: Offline Points: 1091 |
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Posted: October-12-2009 at 10:46pm |
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Worlds most efficient internal combustion engine?
How about a turbocharged, direct injected, two stroke diesel putting out a mere: 5.6 million lb/ ft of torque! Diesel Power No need for extra ballast in the 230! |
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TX Foilhead
Grand Poobah Joined: February-01-2009 Location: Kingsland TX Status: Offline Points: 2076 |
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That's a pretty nice feature to be able to walk through your oil pan. I had an engines class in college where we got to go through the co-gen plant at the school, engines that size are very different from every thing you know about a small block ford.
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The Lake
Platinum Member Joined: May-13-2005 Location: Lk Winnebago MO Status: Offline Points: 1157 |
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Hey Gary, I'm jacking your thread . . . any progress on your Nautique?
Chuck |
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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I'd like to see the dynamometer they use to measure the Torque!! I know it's a calculated figure!! |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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evolution, one day gasoline will be memories
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"the things you own will start to own you"
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65 'cuda
Platinum Member Joined: July-12-2005 Location: Cincinnati, OH Status: Offline Points: 1091 |
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The 73 is work in progress, got it wet on labor day. Too bad it had a nasty sounding intermittent knock and enough blow by to pump oil out of the dipstick tube. Pulled the heads last weekend and found the problem, the #7 cylinder had water sitting in it for a LONG time, the bore was very pitted and eroded. The transmission leaked at the rear seal...
The good news: its a great excuse to enjoy some hospitality at the BBC, Reid may have a short block for me, Eric's helping me with the transmission, it'll all be good in the end! |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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I found 2 ace mounts, for the rear, not in that bad of shape
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"the things you own will start to own you"
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uk1979
Platinum Member Joined: June-13-2007 Location: United Kingdom Status: Offline Points: 1424 |
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Somethink to think about its on BoatDiesel.com but need to register.
MarineDiesel continues to make waves with the first 'True Diesel Powered Tow Sport Propulsion System'. MarineDiesel recently installed their MD300 Hammerhead Supercharged V8 'Drop In' marine diesel engine for Correct Craft. |
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Lets have a go
56 Starflite 77 SN 78 SN 80 BFN |
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C-Bass
Platinum Member Joined: November-18-2008 Location: Columbus, IN Status: Offline Points: 1248 |
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Which makes you wonder how they can claim its efficiency. How do they have any idea how much friction loss there is in that thing? And to Eric's comment about evolution towards diesels...definitely true...and it's a good thing for me! (read: employed by diesel mfg'er) |
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Behl
Senior Member Joined: December-05-2006 Location: United States Status: Offline Points: 404 |
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The 8V-71 in my charter bus is an older Detroit which is supercharged and 2-cycle. Low RPM high torque. 70 MPH is only 2100 RPM. 4.5 to 5 MPG.
The engine no longer meets EPA; therefore, not made. |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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Diesel technology has changed so much in the last 20 years, computer controlled injectors that fire twice, valves controlled by solenoids to change opening times, many innovations...(no camshafts)
i was on tug a couple months ago, too meet epa regulations the engine was running at 1500 horse and once certified by them, they were turned back up with the push of a couple buttons to the 1900 hp range....cant do that with a gas engine, very fuel effiecient and pollution friendly |
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"the things you own will start to own you"
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Gary S
Grand Poobah Joined: November-30-2006 Location: Illinois Status: Offline Points: 14096 |
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It sure has Eric and look what Audi has done racing them. But I'll walk before I buy another diesel.
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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Craig, You're a engineer so I'm surprised with your comment. With a calculated surface area of all friction points and the known coefficients of those areas, it's easy. |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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im doing a 5.9 cummins now out of a boat, long ass stroke, 20 to 1 compression..precision. Gary it will come to a point that when running you wont even know it was a diesel, diesel engines carry a phantom with them and everybody thinks they smell, thier dirty, thier noisy
watch a truck going down the freeway...no black smoke out the stacks |
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"the things you own will start to own you"
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C-Bass
Platinum Member Joined: November-18-2008 Location: Columbus, IN Status: Offline Points: 1248 |
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I guess my thinking on it was on a scale this large, there has got to be some grossly large error between theoretical & actual values. |
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C-Bass
Platinum Member Joined: November-18-2008 Location: Columbus, IN Status: Offline Points: 1248 |
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You're right on the nose with this Eric. Injectors now fire pre, main, and post events to help control fuel burn (emissions). No more cam-shafts to mechanically actuate the injectors either, instead a high pressure common rail with computer controlled solenoids for each cylinder means injection events can be controlled in a very dynamic way, simply by the engine's computer. Getting rid of the camshaft has significantly reduced engine noise as well |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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I would say there is about 10 years left on gas engines, they too will be memories,
Damn good time for CC to crack the whip on the R and D department, put a couple of these boats at the Masters and everybody would want one, you go down a whole new avenue with diesel engines, you could have power settings customized for Barefooting or for tubing, or then for wakeboarding and at the end of the day you will burn half of the fuel, A few years back I re-powered a 38 Chris, pulled the BBC's, installed 3116 cats, the end result: 11 mph faster over factory rated speed and almost exactly half gph fuel burned (less)...need more be said? |
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"the things you own will start to own you"
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uk1979
Platinum Member Joined: June-13-2007 Location: United Kingdom Status: Offline Points: 1424 |
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This is one of there top of the line engine could this snap the prop shaft?
Boat engine : in-board diesel engine 450 hp (shaft-drive) Marine diesel MD-VGT-32 / MD-TSC-32 This is our top of the line GM based 6.6L commonrail engine that that comes in a 350-500hp configuration, there is a turbo version MD-VGT-32 and a twin supercharged version MD-TSC-32 This engine is intended for the ultimate in performance applications and high speed boats. With it¹s up to 500 hp, 450kg, compact dimensions, this monster of the diesel world has the appearance that will make all other high performance engines look old and tired. This is the most powerful looking and performing diesel on the market. Engines are standard equipped with freshwater cooling. We can deliver all our engines as a compleat engine/sterndrive, jet pump or surface piercing drive package, that includes all hydraulics, extension harness, instrumentpanel, bellhousing, coupler, engine mounts, ownersmanual, etc. |
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Lets have a go
56 Starflite 77 SN 78 SN 80 BFN |
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kapla
Grand Poobah Joined: March-27-2008 Location: BA, Argentina Status: Offline Points: 6148 |
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that is nice...nice ss manifolds... the one in the picture is for a stern i/o configuration..I wonder if a bobtail or DD config is available? so how much do they ask? 15k or so?
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<a href="">1992 ski nautique
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81nautique
Grand Poobah Joined: September-03-2005 Location: Big Rock, Il Status: Offline Points: 5795 |
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So much for your bare bones entry level $40,000 ski boat...ooopps sorry wrong thread.
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You can’t change the wind but you can adjust your sails
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uk1979
Platinum Member Joined: June-13-2007 Location: United Kingdom Status: Offline Points: 1424 |
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Seb just found some more pic's still looking for the turbo one.
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Lets have a go
56 Starflite 77 SN 78 SN 80 BFN |
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uk1979
Platinum Member Joined: June-13-2007 Location: United Kingdom Status: Offline Points: 1424 |
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There you go, the guys in the US have it worked out,It could turn you Diesel sure is a good looking engine.
Banks Power - Marine Diesel |
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Lets have a go
56 Starflite 77 SN 78 SN 80 BFN |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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that is beautiful
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"the things you own will start to own you"
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Gary S
Grand Poobah Joined: November-30-2006 Location: Illinois Status: Offline Points: 14096 |
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Trouble with mine was, I work to close to home, 7 miles is not good for diesel life. I did like it when I went a long ways, I got 60mpg going to Fla one time, and with twin tanks,20 gal total,I didn't fuel up till Fla border.But on the home to work run I spent more time trying to get it running than actually getting home.
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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you could really make one of these boats scream with a duramax in it, if they could only come up with an efficient troublefree varible pitch prop,
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"the things you own will start to own you"
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65 'cuda
Platinum Member Joined: July-12-2005 Location: Cincinnati, OH Status: Offline Points: 1091 |
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450 hp at 3500 rpm, and well over 600 lb/ft, Eric you could build a stout 72c and run 14 x 20. that would put you at 57mph with 15% slip. That thing would pull like a freight train.
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Kristof
Grand Poobah Joined: October-08-2007 Location: Bree, Belgium Status: Offline Points: 3399 |
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Man, that looks like a great engine!!
But I don't think it will become as popular as one thinks for ski boats over here, cause most ski boats run on LPG in these parts, still a lot cheaper than diesel (and also very environmentally friendly)... |
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- Gun control means: using BOTH hands!
- Money doesn't make one happy, but when it rains cats and dogs, it's still better to cry in a Porsche than on a bicycle... |
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uk1979
Platinum Member Joined: June-13-2007 Location: United Kingdom Status: Offline Points: 1424 |
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Don't forget diesel can run on bio fuel so just think all chip shops in Belgium and all that cheap oil, so it could be a bag of chips and 5 gallons of old oil only down side the smell from the exhaust can make you feel hungry so it back to the chip shop.
So you grow it, cook with it, then ski with it, sounds environmentally friendly to me. Thanks 65' cuda for giving it a go with a prop to handle Diesel Power,come on the prop guys and the engineers here what would it take to run the 550hp @3500 Diesel? sorry got the name wrong way round. |
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Lets have a go
56 Starflite 77 SN 78 SN 80 BFN |
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Kristof
Grand Poobah Joined: October-08-2007 Location: Bree, Belgium Status: Offline Points: 3399 |
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Of course Roger, if you put it that way... Let's start to look around for a diesel engine for my boat then!! LOL
It would be very cheap indeed. And since my wife owns a sandwich and snack bar, we could immediatly reuse our old oil in the boat. Saves us the weekly trip to the recycling park! |
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- Gun control means: using BOTH hands!
- Money doesn't make one happy, but when it rains cats and dogs, it's still better to cry in a Porsche than on a bicycle... |
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uk1979
Platinum Member Joined: June-13-2007 Location: United Kingdom Status: Offline Points: 1424 |
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Yes Kris and if you get the wife a van she would clean up at the lake with the smell making everyone hungry which would make more oil so you would be in the boat more, what a plan there something in this recycling thing .
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Lets have a go
56 Starflite 77 SN 78 SN 80 BFN |
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