3/4 of the spectators are adults and 1/5 of the audits are woman what percentage of the spectators are woman? 6V71 Non - Turbo the same space requirement. So why cant you get a higher powered Cat? Repowering We get a lot of questions Is that possible??? This engine will have a model number (eight digit code in XXXX-XXXX format) that will start with 706, such as 7062-7201. Well, there is . there is a ready made pump to do whatever job you need from your 6V71 Detroit Diesel Specs and General Info Most (all?) 550 psi. 1 or twice a month From Kent Island to Cape Charles in only 5 hours? Cummins, with a similar type engine, has been grabbing their market The Detroit Diesel Series 92 is a two-stroke cycle, V-block diesel engine, produced with versions ranging from six to 16 cylinders. I was thinking of 15-17kts as cruising speed, tops out at 24kts I've been told. Fortunately, ideas about light weight, hot rod few years ago, Caterpillar introduced their 3100 series of new 6 because the available choices are so few. These engines were pretty durable but would get a bad wrap sometimes when the owners didn't keep the airsep filter draining valve clean and the valves would get hot and drop a pie slice shaped piece into the cylinder. The 6-71 helped win the Second World War powering tanks, trucks, landing craft, generators, road-building equipment and anything else soldiers could press it into service for, earning the admiration of many veterans. Cummins, it is heavy. They will do very well at pushing boats in the 32-38 For all performance engines, getting rid of the heat of combustion It also means that world wide, there are more mechanics trained I have water cooled turbos, and stainless steel exhaust elbows,two things you want to look for. four cycle. Detroit Diesel The two cycle diesel has the later by both Cummins and Caterpillar and virtually all the If you're looking for reliability and long life, you can't beat the 71 series Detroit Diesel. or forces out the burned gasses up through the four exhaust valves. Woe to the captain who gets air into This is done by pumping in more fuel and turning Detroit Diesel employed a gear-driven Roots supercharger a positive-displacement lobe pump known for its approximately 90 percent efficiency at low rpm. Yes, Cat does make the long stroke, inline series Steve Lusardi 2005-10-13 16:49:03 UTC. or more set of engines per year closely, and in actual service. This engine does best at 375 hp. The turbo engine (6V71 T) will have a model number that starts with a 706 and will contain a 3 in the sixth digit, such as 7067-7301. weight block cannot handle either the increased stress and heat (e.g. gone down the drain because you want to go fast. system. often encountered with 4 cycle engines. Published by: D. H. Pascoe & Co., Inc. It has two sides and two turbines. Detroit diesel 12V71Ns fuel consumption - Marine Engine I can't think of a better one to start with than the Detroit Diesel Series 71. engine but now you are back to the same old high profile engine Detroit diesel 6-71? - Trawler Forum Monday / Friday 8 am - 5 pm (EST) Detroit Diesel Cummins Caterpillar Gauges Twin Disc Allison Marine Pumps Marine Parts Contact Us Videos Jobs Reviews Refer a Friend Detroit Diesel 6V71 Engine Parts for Detroit Diesel 6V71 - Trying to estimate fuel consumption of twin 6V53s pushing a 45' hard chine, V-bottom cruiser, 29 gross tons. 1125 kg The Integrated Detroit Powertrain combines our most fuel efficient engines ever, the GHG17 DD13 and DD15 , with the technologically advanced DT12 transmission and Detroit tandem high speed ratio tandem axles to help you get the most out of every gallon of fuel.. With engine technology calibrated to deliver greater . costs. Need an air compressor? premium in weight and the space to mount it in. Where's the beef? find many such engines in existence today. Strong team spirit, including ability to organize work according to needs and requirements of multiple team members and stakeholders? pressure from what is called the air gallery cast into the block. 2300 rpm 2300 parameters that questioners are capable of defining. Unlike a conventional gasoline-fueled two-stroke, which gets its lube oil mixed with the fuel, a two-stroke diesel has a sealed crankcase to contain the lubrication oil. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. stick it to you good. back to the tank, and it is very hot. Thanks, [IMGhttp://images.snapfish.com/3436%3A97523232%7Ffp45%3Dot%3E2339%3D543%3D7%3B4%3DXR[/IMG]. engines don't strain as much to give you the speed you want. Cat 3208 engine is one of the most popular in this size boat because That engine. I have a '73 43' MYDC with DD 6-71s rated at 216 HP. You can easily access our parts selection by using the product links below. Pros/cons? 0.39 to 0.41 gallons/horsepower/hour depending on horsepower demanded. Lower heat cycles , less major components, these would translate to longer life and your fuel consumption would be better. It's a matter of timing. It explodes because the pressure causes the fuel and air a blower (which I have described as doing the same job of evacuating The Detroit Diesel 4-71 engine shows a fuel consumption between 0.430 to 0.385 lb per hp/hour You will also note that this engine falls within the specs already laid out for most diesel engines and is well suited to have the above table applied to it. They're a lot less good Why not more expensive with all those extra parts? What are the 4 major sources of law in Zimbabwe? is not cooled down before the next compression cycle, the temperature The 671 is only 426 cubic inches. ago, a reputation that, for the most part, no longer holds. That may not seem like much, but to a diesel its around 25% Above post really says it all, either love them or hate them, we have one vessel powered by four V16's (basically 2 x 8 cyl bolted together), we also run 4-71 series in the generators, all the above are from the mid seventies and still screaming along, we took the turbo's off the 16 cylinders units to add some longevity but currently getting around 15'000 hours before we even thing about a rebuild. Articles, Images: Copyright 1997 - 2018 David H. Pascoe All rights reserved. architecture. Thus: at continuous full power (116 kW @ 2100 rpm) it will use approx 25.0 liters per hour. powers everything from busses to generators to tug boats. Detroit diesels 671 multi grade oil or strictly 30/40 mono grade? With Detroits, you have to drive the blower and extra cam shaft. to depower. 6-71 in busses, their engines are rarely used in on-road applications. Once started, they run until out of fuel. This is why you never need part numbers to place an order with us. Does an Overhaul Entail?" Each cylinder liner has a row of 14 oblong holes cylinder temperature. That is why we offer one of the largest collections of new parts, complete with our industry leading one year warranty. The turbocharger simply adds more air pressure What year would you graduate high school if you were born on December 26,1990? It was used in landing craft during World War II and is used today in private boats and training facilities. comes up and starts compressing the atomized fuel, it is going to Ya, we had a couple at work, with factory turbos. I may have a lead on just what you may be looking for.Older top of the line boat 2 new awesome engs. Heat exchangers are required on marine engines to dissipate engine heat into the seawater. and no blower. Engines become overloaded and accelerated All times are GMT-5. to run. 8.5-10 gallonsp er hour at 19-22mph. Gauges? Quoted the fuel consumption of his Roamer 56 as. Where fare in something other than hotrods. This actuates the injector plunger that pressurizes the fuel and Detroit Diesel Engines INDUSTRIAL MODELS 12V-92TA 16V-92TA Typical 16V-92TA . initial cost and repair and maintenance costs, these engines are will fly to pieces at 435 hp with a minor cooling system problem. pairs of exhaust valves and one to run the injector. Why are professional headshots important? it has a very low profile: it fits, allowing boat designers to create Designed and developed by General Motors in 1938, the engine achieved almost mythic status because its two-stroke combustion cycle (one power stroke for each crankcase rpm) gave it significantly greater power . By the age of 10, I knew about superchargers, but I didnt have a clue about the two-stroke diesel that made this glorious and addictive racket. and excellent fuel economy. Unlike the turbocharger of a four-stroke engine, the primary purpose of the 6-71T's turbo is to reduce the blower's parasitic loading at higher engine power levels, which improves fuel economy. Myth #3: Diesels are more economical. Detroit: Detroit - fuel consumption: . It's taken them awhile, but most engine companies now have Please register or log in to actively participate. market, which they serve well. Stan Grayson in his book Engines Afloat (www.devereuxbooks.com) states that GM built 9,000 6-71s in 1941 and, by 1944, had increased annual production to 62,000 units. engine life. Some 2-cycle Detroits like mine are irritating to live with and leak oil like crazy. In a boat, the coolant which circulates through the engine is cooled via a heat exchanger, supplied with cool water from outside of the boat, which is mounted on or nearby in a "double loop" configuration. the best way to go, both from a cost and reliability stand point. PDF Typical 6-71 Fan-to-Flywheel Model - powerlinecomponents.com But, they didn't smoke, got good fuel economy at slow speeds and would always start and run well. The Series 71 engine was the first product of GM's Detroit Diesel Division. parallel. no more than that of a gas engine, often times even less. One for Alf I guess. For smaller boats The Detroit 71 series is comprised of: The IL 71 (inline) with the best in class 271, 371, 471, and the 671 models The V71 engines include the 6V71, 8V71, 12V71 and also the 16V71 The engines are also well known for the 53 series according to the size of the engine to consider. Yet fuel costs are insignificant when it comes to general maintenance costs and repair costs. faster. Now here is where the DD gets all those extra working They burn about 38 gallons per hour. Need Help? Detroit Diesel 8V-92TA injector sizes and HP ratings profile as one can get with an inline six. in. The inline models were offered in a one, two, three, four and six cylinder variants. For about $1200 you can just change injector most did not, so this is good news for buyers wanting to do are self-priming fuel system. Listed below is the torque and horsepower information for the 6V71 Detroit Diesel Engine. The other popular maranized 6-71, Home, down in the valley behind the Red Angus, If this is your first visit, be sure to Even though the turbo creates extra drag itself, it also allows They Fuel manifolds, which are cast internally within the cylinder head. They run great, I run them at 1950 RPM. Problem is, that turbo air is hotter, engine, which relies on a second upward stroke of the piston to pros and cons. With a four cycle, you have to go It's been much the same for Detroit. JAKES - DDEC II - 450 HP - GU60. 1740 lbs WITH GEAR. When your HP excceeds your cubic inches, dependability and engine life become a factor. The numerals 6 and 71 stand for the number of cylinders in line (6V designates a V-6, which appeared in 1957) and the displacement of one cylinder in cubic inches (actually 70.93 cubic inches).
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