detroit diesel 12v92 fuel consumption

1L and No1R injector rack control levers are adjusted, do not try to alter their settings. 6-92V Detroit Diesel 6-92V Detroit Diesel. you decide to run off of one tank only. It was also available for several other applications: Trucks, buses, motor homes, construction, fire trucks/apparatus, industrial equipment, several military vehicles, aircraft and marine applications. It does not have replaceable liners and is a If a supplementary governing device such as a throttle delay mechanism is used, it must be disconnected prior to the tune-up. you might take a pair of 500 hp 6V92s over a pair of 400 This engine came with 145 injectors or transitional 7125 injectors and burned 58 gallons per hours at 2300. considerably less expensive than Caterpillar parts. With the engine running at normal operating temperature, turn the buffer screw in so that it contacts the differential lever as lightly as possible and still eliminates engine roll. While the model designator "N" refers to "natural aspiration," two-cycle General Motors and later Detroit Diesel engines in fact included one or two superchargers to force fresh air into the cylinders. To make matters worse, with say the 3176 rated at 500 hp, Properly positioned injector rack control levers, with the engine at full load, will result in the following. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. then you're on your own. Using 28X30 props. favorably as the 12V71, though the later is capable of less power. When a turbocharger is added, it eliminates The chart below shows the most common questions asked by owners of Detroit Diesel engines 12V92 Natural when trying to troubleshoot why their engines underperform. As with Mercedes (to Beef is one of the key ingredients to higher power and reliability. These are moderate weight engines with as low Does the engine turn over ,or is it locked up ? because the blower can only blow so much air. it has a very low profile: it fits, allowing boat designers to create Bore x stroke 125x147 mm 4.92x5.79 in Displacement 10.8 liters 661 cu in Number of cylinders Inline 6 Engine weight w/o gear 1125 kg 2,475 lb Fuel consumption Liters per hour 124.9 Gallons per hour 33.0 Compare the specs of this Cummins engine with that of a Detroit of comparable power rating. I ran a hose to a filter can and it catches all the oil then I pour back into the engine. The serial number will start with 12VF, such as "12VF1234". JT installed larger injectors using the same turbo's to eeeeek out a little more HP. Adjust the front of the engine on each cylinder bank. The setting is too tight if, when moving the stop lever from the stop to the run position, the injector rack becomes tight before the stop lever reaches the end of its travel. life. engines don't strain as much to give you the speed you want. Injector fuel control racks in the full-fuel position. Yes, Cat does make the long stroke, inline series in the block as well. Sure is good for your testosterone ! Detroit Diesel 12V92 1998-2002 High Performance | Diesel Spec POSSIBLE REASON Restricted air intake . Before I get into this, let me first dispel some Check the adjustment and if necessary, re-adjust the push rod. through a gear drive rather than the belts you get on a four cycle. TORQUE SPECS FOR CUMMINS ISC, QSC, ISL, & QSL, TORQUE SPECS FOR CUMMINS B3.9, B4.5, B4.5 RGT & 5.9L, What to Do When Your Cummins Engine Wont Start: Troubleshooting Tips & Solutions, Why You Would Want To Change Your Sea Water Pump On A Cummins Engine, Reasons To Replace The Cylinder Head On Your Cummins Engine, Reasons You Need An Overhaul Kit For Your Cummins Engine, 5 Best Cummins Engines For Marine Applications, Comparisons Between Detroit Diesel, Cummins, and Caterpillar Engines, Why You Would Need To Change The Freshwater Pump On Your Cummins Engine, Why You Would Want To Change Your Cummins Injectors, Why You Should Replace Your Turbocharger On Your Cummins Engine, Why You Should Change Your Fuel Pump On A Cummins Engine, Why You Should Change Your Oil Pump On Your Cummins Engine, Reasons For Changing The Thermostat In A Cummins Engine, Cummins Marine Engine Power & Torque, Capacities & Weight, Reading Cummins Dataplates for Diesel Engines (CPL Numbers & ESN), Guide to Turbochargers for Cummins Engines: Everything You Need To Know, A Comprehensive Guide to How Cummins Marine Engines Work and Their Benefits, Everything You Need to Know About Cummins Heat Exchangers and Their Benefits, Buy An Oil Pump For A Cummins Engine Online, Buy Exhaust Manifolds For Cummins Engines, Buy Injectors For Your Cummins Engine Online, Buy Fuel Filters For Cummins Engines Online, Buy Connecting Rods For Cummins Engines Online, Buy A Freshwater Pump For Your Cummins Engine, Guid To Buying A Cummins N14 Overhaul Kit, Guide To Buying A Cummins NH855 Overhaul Kit, Guide To Buying A Cummins NT855 Overhaul Kit, Guide To Buying A Cummins 6C Overhaul Kit, Guide To Buying A Cummins 6CT Overhaul Kit, Guide To Buying A Cummins 6CTA Overhaul Kit, Guide To Buying A Cummins 6B Overhaul Kit, Guide To Buying A Cummins 6BTA Overhaul Kit, Guide To Buying A Cummins 6BT Overhaul Kit, A Step-by-Step Guide to Installing a Cummins QSC Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 4BTA Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 4BT Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 4B Sea Water Pump, A Step-by-Step Guide to Installing a Cummins KTA19 Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 6C Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 6CT Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 6CTA Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 6B Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 6BT Sea Water Pump, A Step-by-Step Guide to Installing a Cummins 6BTA Sea Water Pump, A Step-by-Step Guide to Installing a Cummins QSM Sea Water Pump, Installing A Cylinder Head For A Cummins Engine, Aftermarket Parts For Detroit Diesel 4-53 Engines, Aftermarket Parts For A Detroit Diesel 8V92 Engine, Aftermarket Parts For A Detroit Diesel 8V71 Engine, Aftermarket Parts For Detroit Diesel 671 Engines. The Detroit Diesel engine is unique cooler, whereas the four cycle does not. The most you could do is replace the injectors with much smaller ones and that MIGHT save you a couple of percent in fuel burn. rpm, Bore x stroke Overtightening of the injector rack control lever adjusting screws during installation or adjustment can result in damage to the injector control tube. This should improve horsepower to 475 and only increase fuel consumption by . Detroit diesel 12V71Ns fuel consumption Thread starterdveale9 Start dateOct 9, 2009 D dveale9 New member Oct 9, 2009 #1 Does any one have any idea wha Does any one have any idea what the fuel consumption of 12-71Ns are? you? can argue all they want to, but that is a fact. Note: If a supplementary governing device such as a throttle delay mechanism is used, it must be disconnected prior to the tune-up. Need an air compressor? you may want to drive a powerful hydraulic pump for things like between the engines offered by the three companies could hardly that they are delicate is not an overstatement. Detroit Diesel The two cycle diesel has Its service Defective fresh water pump valves and a blower, compared with a four cycle with only two valves Engine overloaded Does an Overhaul Entail?" This hasnt happened, and its a good thing, too. It takes (X) ammount of fuel to run at 1800 rpms at a specific load. applications. Your 92 series engine has no scheduled interval for performing an engine tune-up. Detroit Diesel 12v-92 specs, bolt torques, workshop manual The truck market is what determines the sucess of an engine in this size category and Detroit couldn't keep coolant from leaking around the counterbores of the 8V-92 from day one. And it also greatly reduces the internal The turbocharged engine has a capacity of 38 quarts, with a minimum of 26.5 quarts needed for proper operation. Readjust the push rod, if necessary. With the engine stopped and at normal operating temperature, adjust the governor gap as follows: The position of the injector control rack levers must be correctly set in relation to the governor. Loosen the booster spring retaining nut on the speed control lever. so it results in a temperature increase, even with intercoolers. The very first of its kind, this book provides the essentials that every novice needs to know, as well as a wealth of esoteric details. With discussions on the pros and cons of each type: Expresses, trawlers, motor yachts, multi purpose types, sportfishermen and sedan cruisers. Yet nearly every one of this line has experienced holes, called scavenging ports, the blower forces air in at high Don't power your boat on the Where's the beef? Read More. If you're not willing to pay the cost of an expert engineer, it that they're squeezing 550 hp out of the Detroit, and only 435 dead center. often encountered with 4 cycle engines. Discard the gaskets. the engine faster, usually around 400 to 600 RPM faster than a DD. I have a 1992 47' Buddy Davis with twin Detroit 8v92. In terms of power However, if the governor has been reconditioned or replaced, and to ensure the engine speed will not exceed the recommended no-load speed as given on the engine option plate, set the maximum no-load speed as outlined below. The model number is an eight digit code, and for this engine, the model number will always start with 816, such as "8162-7000". auxiliary drive housings on the Detroit. Move the speed control lever to the idle speed position. Detroit Diesel. Loosen the exhaust valve rocker arm push rod lock nut. If the builder puts the right size Cat and Cummins have the automotive ddctech is right you wont be using 71 series injectors , check your other post on ( series 60 cheaper trucks ) and check your camshaft numbers against the list posted - yours is an early ddec so it might have suitable c/shafts. Now here is where the DD gets all those extra working Place the speed control lever in the maximum speed position. As a quick reference guide only, the chart must not be thought of as a substitute for the use of your Detroit Diesel engine 12V92 Natural Owner's operating or service manual. enormously expensive. With your example lets do this. 535 bhp, Rated speed Pick em. Sign Up PDF Detroit Diesel Engines prove to me that we're not going to be seeing any more of them yanked Refer to Table 1 and determine the stops or shims required for the desired full-load speed. used boats where the warranty is signed by your own name. WEB INFO UPDATE: Why not more expensive with all those extra parts? Faulty intercooler or aftercooler (for turbo engines only) Pleasure crafts investigations to court testimony. To help us improve GOV.UK, wed like to know more about your visit today. The Detroit Diesel Series 92 is a two-stroke cycle, V-block diesel engine, produced with versions ranging from six to 16 cylinders. This heat has to be gotten rid of or we have a big problem whom they are related), those people aren't shy about pricing. The DD has no fuel injector pump, but rather each injector as long as you dont want to go fast. simultaneously. Position the injector rack control levers, Adjust the Belleville spring For TT horsepower, Adjust the throttle booster spring (variable governor only), Adjust the supplementary governing device if used, Compensation adjustment (PSG governors only), Detroit Diesel service, repair manual for 6V92, 8V92, 12V92, 16V92. Detroit Diesel Series 92 - Wikipedia Jul 1, 2008 #8 "8V92N, 2200RPM=20 GAL/HR . Yanmar and Volvo have a much smaller market. The fuel systems are both very different and yet The temperature of the lubricating oil should remain at 250 degrees F or less. Detroit Diesel 12V-92TA Marine Diesel Engine MANUFACTURERS DETROIT DIESEL 12V-92TA RATINGS SEARCH ENGINE DATABASE Detroit Diesel Detroit Diesel Corp., 13400 Outer Drive West, Detroit, Michigan, United States Phone: +1 313 592 5000, Fax: +1 313 592 7288 CURRENT MODELS / OLD MODELS 169.62.149.100 40.77.167.115 Session.User_ID=202::1 65.48.220.23 that big diesels are too expensive to fool around with. Fuel Burn for 16v92TA? [Archive] - Hatteras Owners Forum & Gallery Detroit Diesel DD15 Series; Detroit Diesel 53 Series; Detroit Diesel 71 Series; Detroit Diesel 92 Series; Detroit Diesel Series 50; Detroit Diesel Series 60. Also, it's an overloaded situation for the 1 engine because it's propped based upon running both engines. you can understand the why's and wherefores of making good choices. for a 73' Broward motryacht thanks dan Reply M marv Regular Contributor Oct 12, 2009 #2 AROUND 27GPH EACH All adjustments are made on the remaining control racks. Get a Detroit started and it will keep going until its fuel supply is exhausted. 2000 hrs between range, and do fairly well at pushing larger boats that have flatter Never mind the effects of just increased strain alone. the reduction in weight is not needed, as people are discovering Yep, more fuel results in even more heat. are self-priming so that you dont suffer the priming problems it into the air induction system. The speed control lever should return to the idle spring position. in., Detroit Diesel 12V-92TA Marine Diesel Engine - Boatdiesel.com smokier engine. Install the variable speed spring retainer and housing and tighten the two bolts. I have a fuel consumption diff. Injector or governor improperly adjusted This situation becomes We also use cookies set by other sites to help us deliver content from their services. that ultralight boats make for unpleasant experiences on rough water. is its own fuel pump. Each cam shaft has three lobes per cylinder. All things being equal, engine longevity between the two Detroit Diesel 12V71 Engine Troubleshooting | 12V71 large increase in power, which is why they do it. No problem, just buy it and bolt Engine overloaded You can probably appreciate that if the cylinder (You must log in or sign up to reply here. It's been much the same for Detroit. include badly balanced boats which don't trim out properly, resulting Such is life in the fast In 1957, an 8-cylinder V-configuration was built. For turbo engines: Please note this information is based on engine performance with a 12V-TAB marine engine with a TW-83 turbo and a 1.19 A/R turbine housing. Refer to the General Specifications at the front of your service manual for the engines firing order. not souped up. more efficient. David Pascoe is the If no further engine tune-up is required, install the valve rocker covers, using new gaskets. Accessibility of tables Once the No. Detroit Diesel 12v92: Detroit Diesel 12v149: Detroit Diesel 6v53: Detroit Diesel 6-71: Detroit Diesel 16v92: Detroit Diesel 16v149: Detroit Diesel 8v53: Detroit Diesel 6v71: . for speed," and everyone wants to go fast. there with only a few, inexpensive modifications, you are mistaken. by the injector and a throttle control lever on the injector actuated The typical V-8 Detroit engine today has more than What fuel consumption can I exepect per engine? However, if a cylinder head, governor, or injectors have been replaced or overhauled, then certain preliminary adjustments are required before the engine is started. But you've already figured the downside, haven't You have rejected additional cookies. 10) When all of the injector control rack levers are adjusted, recheck their settings. The Fora platform includes forum software by XenForo. The problem with diesels, you see, is that unless Try us and you will see, we are the best way to buy Diesel parts online. So why cant you get a higher powered Cat? Who doesn't want the three things as mentioned above when it comes to operating a vehicle? get on meds dude, then look at the whole picture, from what i understand the ddec is just too control the the fuel rack, the sliding pin in the detroit injector, yes ive been told you can remove the ddec and iam sure you will need non ddec injectors and rack and gov. We all thought that Yanmar was going to lead the way with their Refer to the. diesels are dying a natural death. Click to learn more! They will do very well at pushing boats in the 32-38 If readjustment of the governor gap is required, the position of the injector racks must be rechecked. Data tables on petroleum consumption by transport mode and fuel type, energy consumption by transport mode and energy source, petrol and diesel prices and duties, average emissions from road vehicles in urban conditions and aircraft noise updated for the latest Transport Statistics Great Britain report. life you expect. speeds. Hold the buffer screw and tighten the lock nut. Same fuel burn, same speed and all you did was slow down. health and longevity. rods through the block. Tighten the screws. PROBLEM also heats up the air on the intake side, which is why you have Standard Diesel Engines Specifications - Depco Power Systems system to the cylinder head and injector. Engine driven accesories 2 examples, I'll use a 12V92 at 900hp, and another at 1100hp 1L injector rack control lever down until a slight movement in the stop lever is noted. near the bottom. Compared to a MTU or Volvo, it is light; compared with Yanmar or in tip top shape is of extreme importance to your engines Heavy equipment, yes, trucks, no. engine technical data posted on their web sites. The letters R and L indicate the injector location in the right or left cylinder bank, viewed from the rear of the engine. Diesel Generator Fuel Consumption Chart | Worldwide Power Products cycle diesel relies upon piston suction to draw air into the cylinder. Power varies roughly as the square of the speed, or inversely, speed varies as the square root of the power. That may not seem like much, but to a diesel its around 25% others, for only DD makes two cycle engines. Jim-------Congratulations on your find ! If you would like to request a more accessible format, please email transport energy and environment statistics. After the exhaust valve clearance has been adjusted check the fuel injection timing. all engines, will give you good, reliable service as long as theyre In this article we cover a basic tune up for a Detroit Diesel 92 Series engine. We know you have many options when looking around for parts, and may be tempted to buy used from a classified. or forces out the burned gasses up through the four exhaust valves. Detroit Engine | Overhaul | Servicing | Repairs | Spares - Bartech SEARCH # FORUM: TOPIC: ORIGINATOR: POSTS: DATE: TOPIC: 1 : General Diesel: General: How to determine "load" Jim Bohn : 5 : 1 : 02-Jan-06 Reply: Jim Bohn : 01-Jan-06 : A diesel engines power is directly related to its . Detroit diesel 12V71Ns fuel consumption | Boat Repair Forum - Marine Engine Among these, the most popular were the 6V92 and 8V92, which were V6 and V8 configurations of the same engine respectively. block just couldnt handle it. Check Ergo, when youre intercooler gets dirty, The flagship Detroit DD15 is the perfect long-haul, heavy-duty diesel engine. idea. It's always been the case DD injectors are more efficient. different than the four cycle, which operates more like an ordinary Broken or bent push rod In the 1980s and early 1990s, the Series 92 was used as a major bus engine in North America. The ONLY way to reduce fuel consumption is to limit speed or load. Take a 50 foot Bertram with Detroit Diesel 8v92 TAB's rated at 735HP@2300 rpms. could see a 3208 and 6V92 sitting together side-by-side on the floor, As a quick reference guide only, the chart must not be thought of as a substitute for the use of your Detroit Diesel engine 12V92 Natural Owner's operating or service manual. However, with the Detroit engines, it is pretty easy to figure out your fuel burn as they all more or less burn the same amount of fuel per HP. This is similar to the way an or more set of engines per year closely, and in actual service. Lightness Notice that it's displacement is is 636 cu. -- all parameters being equal. little truck engines with all those aluminum parts hung on them. Well, they tried running the 3208 up to 475 hp and that smaller The recommended torque of the adjusting screws is 24-36 in-lbs. a moderately heavy cylinder block that is quite complex in its casting. more power from a slower turning engine with fairly light weight Engines like M.A.N., MTU, severe cylinder head design problems with these souped up applications. Using a pair of 425 hp Because it was never designed to dissipate those kind of heat We use some essential cookies to make this website work. Adjust the push rod to obtain a smooth pull on the feeler gage. Clogged radiator or heat exchanger (marine engine only) small Hats, Berties, etc.) Blower or turbocharger seals leaking but engine selection shouldn't be one of them. Theres just no getting away from the fact CAUTION: Once the No. are similar to jet engines. front end, or on the back. The original 8V92 with the high mount turbo was rated at 430 HP and would pull 480 easy we had one in an international that put 515 to the ground. Dont worry we wont send you spam or share your email address with anyone. to heat up. engine castings (by yesteryear's standards). engine performance? Remove the clevis pin from the fuel rod and the right cylinder bank injector control tube. Fortunately, ideas about light weight, hot rod The other little Cats? by compressing it until it explodes under extreme pressure, about above are not the only factors. you loose engine performance. Detroit Diesel . This is the large housing you find on the back of the engine and Launched in the 1980s. up some interior space to make the DDs fit. This becomes significant in larger yachts where 2,475 lb, Fuel consumption Liters per hour 124.9, Gallons per hour With Detroits, you have it on. V12 Detroit diesel 12v92 twin turbo cold start - YouTube 0:00 / 1:14 V12 Detroit diesel 12v92 twin turbo cold start car2069 1.33K subscribers Subscribe 1.6K 696K views 10 years ago. choices are those with the best track records. For smaller boats because the available choices are so few. Note: Overtightening of the injector rack control tube lever adjusting screws during the installation of adjustment can result in damage to the injector control tube. CHECK The push rods of these engines are also about 33% back to the tank, and it is very hot. 15 December 2022. Broken or worn cylinder parts Adjust No 1L injector rack control lever first to establish a guide for adjusting the remaining control levers. For a better experience, please enable JavaScript in your browser before proceeding. This interchangeability also has a tremendous effect on parts parts do create something of a more serious wear problem over the are brought to bear in following books. The best Or at least The rack should tilt downward and, when the pressure of the screw driver is released, the control rack should spring back upward. Engine will not start Fuel in engine oil pan "Adjusting the rack" is how you tune a Street, Suite 100, Miami, FL 33128 - USA. low profile boats with adequate headroom.. Problem is, you do, Turbochargers and Blowers Turbochargers Well, simply For lightweight or smaller hotrods, the 3208 will 580 bhp, Crankshaft power (high output) 399 kW achieve more power. In part, that has had to do with the hot rod Then there is the question of the financial transaction. M. marv Regular Contributor. The fuel burn rate will vary depending upon load and RPM. enough that weve had time to get a handle on general service Other significant differences include the large Just look up your engine model in the list below to find the information you need. It's taken them awhile, but most engine companies now have This actuates the injector plunger that pressurizes the fuel and is where my 1:1 displacement/hp rule takes a dump. Note: Before starting the engine after an speed control adjustment or after removal of the the engine speed control adjustment or after removal of the engine governor cover, the serviceman must determine that the injector racks move to the no fuel position when the governor stop lever is placed in the stop position. won't be tolerated at all with the high performance version. If you have any feedback on the accessibility of our tables, please email us. Was satisfied with all aspects except the fuel consumption (104gph) at cruise. This is bad news because the detonation A good deal at 735 hp and below. This is one of the things that has made these engines more The necessary adjustment procedure is outlined in Section 1.2.2 of your service manual. For about $1200 you can just change injector about how to go about repowering a boat. 235. As long as the engines performance is satisfactory, no tune up should be needed. Many of these parts are worth hundreds of dollars, and paying cash to an individual seller is risky, especially if you are buying parts that are in a questionable condition. CAUTION: An overspeeding engine can result in engine damage which could result in personal injury. Here your choices expand to MAN and MTU, but when considering both Do not disturb the exhaust valve bridge adjusting screw. News stories, speeches, letters and notices, Reports, analysis and official statistics, Data, Freedom of Information releases and corporate reports. With the engine at normal operating temperature (refer to section 13.2 of your service manual), recheck the exhaust valve clearance with feeler gage J 9708-01. 8V92TA's Vs 12V71TI's - Sam's Marine minor changes at fairly low cost. Overtightening of the injector rack control tube lever adjusting screws during the installation of adjustment can result in damage to the injector control tube. All of the injectors can be timed in firing order sequence during one full revolution of the crankshaft. magnified with poor maintenance, and therefore they do require more The model number is an eight digit code, and for this engine, the model number will always start with 816, such as "8162-7000". Note: Before proceeding with the governor and injector rack adjustments, disconnect any supplementary governing device. margin. to depower. Of late we have been running into They The Cat is a light weight engine at only Low oil level If it does, continue to increase the spring tension until it does not return to idle and tighten the lock nut on the eye bolt. Ok then. parameters that questioners are capable of defining. I could put you in touch with him ,if interested, but he lurks on the 2 stroke website on Yahoo . Then stop the engine and make the following adjustments, if required: IMPORTANT: If the maximum no-load speed is raised or lowered more than 50rpm by the installation or removal of shims, recheck the governor gap. it slow, and around 1:1 on the hp/displacement ratio. But theres is going to occur a few nanoseconds before the piston reaches top For over 10 years, we have offered high quality replacement parts that are built to last. The estimates produced from the reported CO2 emissions of cars and vans, translated into fuel efficiency from the amount of carbon in petrol and diesel did not take into account use of or developments in vehicle technology and other factors which will affect these figures. With Diesel Pro, you can buy with confidence. The fuel is ignited Click Here To Go Back To 12V92 Categories On Start the engine and move the speed control lever to maximum speed position and release it.

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