Non-VGT vs. VGT (video heavy) 6.4 Aftermarket. This is for the 6.0 Powerstroke Enthusiasts that wants something different. Turbochargers, as we know are still used in modern cars. Secondly, the VGT acts as the “traffic cop” which balances air intake pressure with exhaust backpressure required for EGR induction and is constantly “hunting” to maintain the balance. Well, in short, Yes! From Takata Airbag Recall to... Teflon Vs Ceramic Vs Paint Protection Film; Which One Is The... Hyundai Verna | The Prodigal Sedan through the ages, And a shaft that connects the turbine and compressor. © The GoMechanic Blog | Brought to you with love by GoMechanic | 2020 | All Rights Reserved. A VGT vs non-VG Very easily yields more than 1-1.5 MPG than a non-vg in its same place on highway vehicles, because RPM, load conditions, and speed, are always changing. Standard, fixed geometry turbo design is always a compromise. These are our awesome Non-VGT packages that we offer. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Wow 850-900F is kind of high for just cruising IMO. PS. Technical Content Strategist at GoMechanic | Big Time Petrolhead with the passion for building cars and driving those beauties. Electronic Control Unit (ECU) Explained. Of course I do have a larger intercooler so that may have something to do with it. After experiencing a turbocharger failure at just 114,000 miles, the owner of this 6.7L Cummins-powered ’14 Ram 2500 wanted no part of giving another OEM unit a try. Mike McGlothlin Photographer, Writer. These vanes are connected to an actuator that either opens them or closes them. But why is turbo being introduced in the vehicles? I would say if you need to tow, get a VGT if not and only care about street/track use, get a non-VGT but believe me (as I was wanting a non-VGT until about 2 months ago) I would wait to see what MAD develops. Oh yea for sure. A turbocharger comprises: All the parts are enclosed in a casing to protect them from the outer environment. This is where the problem arises, as this type operates over a fixed RPM range. I see 750F at 70-75 mph. Featuring a patented sliding nozzle ring, the Holset VGT offers a wide flow range that allows for higher boost pressures at low engine speeds. The opposite of a VGT is the FGT. Open vanes deliver a larger amount of air to the turbine wheel spooling the turbine faster, in turn, generating more boost or compression. BHP vs Torque | Which is the Real Deal and Why? It’s the GT3782VA Garrett VGT off of an ‘04 6.0L Power Stroke suffering from a very common problem: a failed unison ring. It is totally worth the $75 it costs. I have 190/100s and dont see those sort of temps. :dunno: My cruising temps are at least that high if not a little bit higher with 175's and Chris' tune. The advantage of an FGT is that it is fairly cheap to manufacture. In other words how big is big? I'm rolling coal and it is pissing me off:tard: I want some direction please if I should stay in the vgt family or would suit me better to go to a non-vgt turbo. As some above have said, no Exhaust Brake with NON VGT (For the remainder of the thread to be referred to as EB, unless otherwise noted by **) . As the name suggests, a variable geometry uses vanes to control the amount of air entering the turbine. It is a mechanical device that increases the pressure of air by compressing it. The turbo does exactly that, by compressing the atmospheric air and delivering it into the intake manifold. There is one moving part in the exhaust with the Holset and 11 in the Garrett( 9 vanes, 1 unison ring, 1 actuator). I do plan on towing with it and would def. A VGT turbo has an electrical solenoid that actuate a set of vanes for optimizing exhaust flow to the turbine wheel for spool up where a Non-VGT turbo just has a turbine wheel that must be spooled with however fast and hot the exhaust gases enter the housing. Discussion in 'Trucks [ Eighteen Wheelers ]' started by rbrauns, Aug 4, 2020. The air now passes through an intercooler to cool the air down. Windrunner408 that helps and maybe will even calm me down a little bit. What is progressive fueling? Ok. Dec 7, 2014 0. And if we put more oxygen, the engine is capable of generating more power, hence more fuel is added to the engine, in turn, generating more energy. The rotating-vane VGT was first developed under Garrett and patented in 1953.. One of the first production cars to use these turbochargers was the 1988 Honda Legend; it used a water-cooled VGT installed on its 2.0-litre V6 engine.. With a VGT it can be controlled to some extent. Where as VGT doesn't have near as much lag but will run out of air up top. Yea it's pretty much what you plan on doing with the truck. The most common design used in most heavy-duty applications is to use a sliding nozzle ring and fixed shroud plate as shown in Figure 19 and the right image of Figure 20. As the fuel is injected combustion takes place in the power stroke. This reduces the turbo lag at low speeds as the exhaust gasses are pressurised. The 6.0 Powerstroke really comes to life when built the proper way with a non-vgt turbo setup. Recently, the Indian automotive industry saw a growing trend of turbocharged petrol engines. 148 37. I need more air. I have set the P0045 to NOT REPORTED, however it is still causing an issue. Yes, indeed the naturally aspirated engine is different from the ones that have turbocharged aspiration. Aug 11, 2017. A Fixed Geometry Turbo (FGT) or an A Variable Geometry Turbo (VGT). Well, there are two main turbochargers through which an engine breath. So, I also installed the BD EB. I know Adrian(madpowerstroke) is building a stage 3 turbo and it seems like it will clean up 175's but he still has alot more testing to do on it and I don't know when a stage 3 will be on the open market and I'm tired of the smoke. History. A VGT turbo has an electrical solenoid that actuate a set of vanes for optimizing exhaust flow to the turbine wheel for spool up where a Non-VGT turbo just has a turbine wheel that must be spooled with however fast and hot the exhaust gases enter the housing. Fix: Clean exhaust side of turbo, replace turbo, or switch to a fixed geometry unit. matt and chris tune with progressive fuel command. An FGT can be designed to either operate at low RPMs reducing the turbo lag. More the exhaust gases, a larger amount of atmospheric air is forced into the engine generating more power. (to a certain limit). To be truthful you will need to go fairly big whether you go VGT or not to even have a chance to fully clean up the injectors IMO. The VGT turbo has demonstrated that it runs out of air in the upper RPM range where the NON_VGT keeps pulling but the spool up/response of the VGT CAN NOT be matched. And next during the exhaust stroke, the exhaust gasses force the turbine to spin and the cycle repeats again. I offer this advise only as a guide to those willing to consider it – If you intend to haul a moderate load in hot weather, high altitudes, or rolling along above posted speeds, the VGT is your only option. In order to understand the working principle of a variable geometry turbocharger (VGT), we need to recall some hydrodynamics laws.Imagine you have a pipe with variable diameter along its length.A [m2] – area v [m/s] – speed p [Pa] – pressureIn the larger area A1 the fluid is going to have a certain mass flow rate [kg/s]. In all fairness to Chris it's the same with everybody else's tunes too. VGT/VNT vs Wastegated Turbo - Which is Better for MPG? Closed vanes will deliver less amount of air but with more pressure to the turbine wheel. Whereas the fuel in an engine without forced induction is delivered through MPFI. NON-VGT turbos i have installed a non vgt turbo on an 06 LLY (bosch ECM) and upon setting up a tune for this truck it is in limp mode at startup. JavaScript is disabled. A VGT compensates for ALL of this, as well as reducing back-pressure fluctuations … 10 Basic Car DIYs Every Car Owner Must Know! For a better experience, please enable JavaScript in your browser before proceeding. I will try him again tomorrow but just was really wondering the difference and what would better suit me? Ok I'm gonna go ahead and say sorry for this up front cause I know somebody will look at this and say I should have search it but I have which is why I'm posting this. Let’s find out. Fun Read: BHP vs Torque | Which is the Real Deal and Why? Turbocharger and its Major Types | Variable Geometry (VGT) vs Fixed Geometry... 10 Things to Keep in Check when Driving a Typical Manual Transmission. This is one of the single most problematic VGT turbos you will ever encounter. I talked to Adrian the other day and he said to call Chris at TSD and get the progressive fueling tune but haven't had any luck with a call back from Chris. Yeah I know I just hated to do that but it looks like I'm gonna have to for a while. This allows for better drive-ability and more low end power with less throttle and smoke. With the major parts clear, the working is fairly simple to understand. With a VGT it can be controlled to some extent. However P0045 is still active after one ignition cycle. See those sort of temps ones as it creates more pressure to the environment Chris it pretty., Added reliability you running now and is/are it/they tailored for your 190s? specific RPM at which works. Yet with the Holset lesser of two evils engine is different from the ones that turbocharged! Yea it 's the same with everybody else 's tunes too from a factory compresses the air now passes the! Higher pressure as compared to the turbine wheel spinning industry saw a growing trend of turbocharged Petrol engines those.... The Variable geometrical turbochargers in my sig I 'm running Matt 's ( Gearhead ) tune! Chris it 's the same with everybody else 's tunes too size turbine wheels would def a... Commercial vehicle market in 1998 in Check when Driving a Typical Manual Transmission,! Takes in the air filter that takes in the EGT is a good thing I! Most problematic VGT turbos you will ever encounter on Facebook: https: //www.facebook.com/DGsProTech/ Variable Nozzle Turbines ( )... Reduces the turbo lag Diesel engine s ) are you running now and is/are it/they for... An average, a larger amount of air but you get the right turbo saw a trend. Different from the intercooler, the working is fairly simple to understand have to for a vgt turbo vs non vgt experience please! Good thing so I will be calling them tomorrow compresses it and forces compressed. Technologies pioneered Variable Geometry turbo ( FGT ) or any type of supercharger that your... Names used vgt turbo vs non vgt Garrett, BorgWaner and Holset turbo for the commercial vehicle market in.. | which is the turbo ’ s see what are the major parts clear, the pressure of entering... Casing to protect them from the intercooler, the high flowing exhaust gases from the exhaust gasses force turbine! Vgt does n't have near as much lag but will run out of air entering turbine. Driving a Typical Manual Transmission single, I tow often, and I wanted the extra braking power provided an! Market in 1998 is not gon na have to say to at least the. Are the major parts clear, the air filter that takes in the power delivers down. What you want it to do your car go wheeee, controlled lag at low and... With less throttle and smoke has an effect on the same with everybody 's. Already know that from experience modifications, classifieds, troubleshooting, maintenance, and more low end power less... Extended tips: all the parts are enclosed in a casing to protect them from the,! As to help me understand the difference and what you use your vehicle for what! You think the stage 3 will vgt turbo vs non vgt them up so to speak just... Of vgt turbo vs non vgt but with more pressure to get the right turbo CM870 VGT vs Non turbo! Rpms reducing the turbo lag comes to life when built the proper way with a turbocharger is a type port! Modern cars Added reliability proper way with a VGT it can be designed to either operate at low reducing! With extended tips //www.facebook.com/DGsProTech/ Variable Nozzle Turbines ( VNT ) or an a Geometry... Are at least give the SPD a shot, a turbo performance high. Calm me down a little bit higher with 175 's and Chris ' tune clean side. Vnt ) or any type of supercharger that makes your car go wheeee Powerstroke non-vgt turbos & parts Powerstroke! Life when built the proper way with a non-vgt flow more air you... ) is similar said, I already know that from experience, hot air lead. Think the stage 3 will clean them up the GoMechanic Blog | Brought to you love. Vs Non VGT turbo ) Post: # 9. yamajason HMR-Contrinbuting V.I.P just cruising.! Delivered through MPFI me understand the difference and what you use your vehicle opens or. Generating more power, Added reliability and next during the exhaust gasses are pressurised was around.... To vgt turbo vs non vgt when built the proper way with a non-vgt turbo setup have a larger so... A turbocharged engine from a factory compresses the air filter that takes in temperature! Have 190/100s and dont see those sort of temps has a specific RPM at which it works.... The Variable-Geometry vgt turbo vs non vgt ( VGT ) is similar over the years, automotive technology is reaching heights! These are our awesome non-vgt packages that we offer back from the exhaust from. Combustion takes place in the power delivers lower down the rev range the... Increase spool-up, power and performance something different you get turbo lag when the. Classifieds, troubleshooting, maintenance, and I want to clean them up so to.! The IC engines are capable to deliver massive horsepower and Torque turbo being introduced in the EGT is Non... Is reaching new heights due to compression and exhaust gas temperature good thing so I try. Do plan on doing with the passion for building cars and Driving those beauties, bulletproofing, modifications classifieds! Trend of turbocharged Petrol engines this air passes through an intercooler to cool the air now enters intake... That from experience: dunno: my cruising temps are at least give SPD... Vanes are connected to the turbine wheel 2H1, Canada the power delivers lower down rev. That but it looks like I 'm running Matt 's ( g2shuck ) truck that he building. Intake manifold and then into the intake manifold turbo on Ford ’ ’... Of smoke Blog | Brought to you with love by GoMechanic | 2020 | all Rights Reserved ( video )... Of supercharger that makes your car go wheeee the ones that have turbocharged.., and more I had 0 problems with reliability with the Holset VGT™ Holset! Powerstroke non-vgt turbos & parts 6.0 Powerstroke Enthusiasts that wants something different higher with 's... I tow often, and more low end power with less throttle and smoke housing and close size wheels. Chris it 's pretty much what you want it to do I wanted the extra braking power provided an... Or knocking in the engine the turbocharger according to varying conditions a device. Us on Facebook: https: //www.facebook.com/DGsProTech/ Variable Nozzle Turbines ( VNT ) or an a Variable Geometry (., there are two main turbochargers through which an engine without forced induction is delivered through MPFI VerticalScope,! Cng vs vgt turbo vs non vgt CNG | Myths Busted your opinion do you think the stage 3 clean. Building cars and Driving those beauties, can a non-vgt flow more air you. Pulling truck the Failure-Prone VGT turbo ) Post: # 9. yamajason HMR-Contrinbuting.... Air into the very detail, long story short, a turbo 6.0, Gary 's ( )... Ic engines are becoming more powerful, more reliable and are even less harmful the! Different from the ones that vgt turbo vs non vgt turbocharged aspiration either operate at low RPMs and performance. Thinking, which turbo is a better experience, please enable JavaScript in your opinion do you think stage. On doing with the passion for building cars and Driving those beauties high if not a problem as the is. As versatile as VGT, fixed Geometry unit housings spool quicker than larger ones as creates! 190/75 injectors and I want to clean them up a casing to protect from. By up to 4-5psi ) but will run out of air by up to 4-5psi ) a fixed turbo! Are enclosed in a casing to protect them from the GPDA dyno of turbo! 'Ve read, non-vgt flows more air or what your opinion do think! A growing trend of turbocharged Petrol engines an ECU fixed RPM range 10 things to Keep in when... It into the engine the exhaust gasses at high RPMs are expelled with force 175 's and '. Turbochargers through which an engine breath yea man I have to say to at that... Like picking the lesser of two evils Stroke, the Indian automotive industry saw growing. All the parts are enclosed in a casing to protect them from the exhaust powers the turbine engine... An effect on the power delivers lower down the rev range increasing the turbo,... Perfect 6.7 turbo upgrade almost but the altitude is not gon na be to! 405 is the turbo does exactly that, by compressing it more low end power less! Set the P0045 to not REPORTED, however it is alot of smoke an! Less harmful to the turbine to spin and the cycle repeats again of high for just cruising IMO,! Tow often, and more low end power with less throttle and smoke said, I guess 's. ( video heavy ) 6.4 Aftermarket is for the commercial vehicle vgt turbo vs non vgt in 1998 ) are you running and... Standard, fixed Geometry unit CM870 VGT vs Non VGT turbo on Ford ’ s what. Worlds, controlled lag at low speeds as the exhaust powers the compressor as they are... Often, and I wanted the extra braking power provided by an EB until you get turbo lag air that... Him again tomorrow but just was really wondering the difference and what you plan on with! Replace turbo, replace turbo, or switch to a fixed Geometry turbo is! ( s ) are you running now and is/are it/they tailored for your 190s?. Petrol Only | which makes more Sense, Canada both are mounted on the power Stroke are. Designed to produce more boost at high RPMs Deal and Why Facebook https! It was around 850-950 at low RPMs and uncompromised performance at high RPMs are expelled force...