An ignition coil/coil pack turns the vehicle battery's voltage into a spark that will ignite the engine's fuel to cause combustion. 2018 Golf Sportwagen S 4Motion w/DSG - IS38 Unitronic ECU/TCU tunes + United Haldex tune + FBO + H&R Sport springs + Bilstein B8s + Eurosport Street Camber kit + H&R F/RSB + Superpro LCAs + APR BBK etectera.etectera.blah blah blah yadda yadda yadda. The stock intercooler is fine until higher power levels are reached. Ask me anything. EzGo Golf Cart Tune Up Kit Install 2011 RXV. - YouTube pull on third gear from 2500rpm to 5000.Mod :JB4 map 2IE intakeCTS turbo turbo inlet pipeECS tuning turbo muffler delete pull on third gear from. This is a great way to lower your car without breaking the bank or making your car too low. The new wheel . so i got out to feel if the heat was building up and it was at the same spots. Note: The EQT data may have been recorded on a cooler day, or the engine components may have been cooler, versus the readings I made. The engine should accelerate smoothly without any lumps or uneven power delivery. Always let the oil temperature warm to 180 Fahrenheit before driving at full throttle or driving over 4,000 rpm. Most aftermarket units replace the stock plastic valve with a metal one and can hold up to 30lbs of boost. The level should be between min/max when cold. We also tackled another known flaw with the OEM turbo: compressor surge. Have you listened to youtube clips of other cars? EQT makes a claim that Intake Air Temperature (IAT) measurements they have recorded demonstrate that their Vortex turbocharger is efficient. Scan the Engine Control Unit for fault codes, even if CEL is not illuminated, You can find the engine code of the GTI in a few places, There should be a white sticker under the hood with a bar code and engine code, located on the timing cover by the dipstick, It can also be found on the build sticker, usually located under the rear carpet near the spare tire well, How to Extend the Life of Your EA888 Engine. The IAT sensor is located near the throttle body and so even if the plastic vs aluminum changes the temperature of the air, it will be past the sensor when it changes and the ECU wont be aware of a difference. Privacy Policy. Compressor surge is when unused air from the intake is redirected backwards when the . Drivetrain Performance (Motor, Exhaust, Intake, transmission). This mount is a direct bolt on replacement, that is more durable than stock mounts and provides more direct shifting and improved power transfer. We dont yet have anything more than a temporary web-page for Shuenk. This piece gives air no chance to not be shoveled straight into the cotten.. It is commonly an issue with the tune. This was done on the road in 4th gear (2015 Golf R DSG) on E30. You can find us at 34 Industrial Park Place, Unit B in Middletown, CT. We are conveniently located just off the Meriden-Waterbury Turnpike and close to the intersection of Interstate 84 and Interstate 691. Applying full throttle should result in strong acceleration, and in lower gears will activate the traction control. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Upgrading it will ensure reliability and longevity to your clutch. This Neuspeed Front Mount Intercooler for the MK7 GTI is for vehicles with secondary air injection. Among the responses was one made by Equilibrium Tuning providing a link to the companys Frequently Asked Questions and their opinion on compressor surge. Although they share the same fundamental look, a limited number of parts, and utilize similar concepts, the EA888 Gen 3 of the Mk7 GTI features many distinct differences from the Gen 1 and Gen 2 variants. just trying to comprehend your finds because I have a IC, intake, dp, and full exhaust and I still get heat soak with being in stop and go traffic. We designed our own compressor wheel with an improved trim so it can better grip the air it takes in. Aftermarket FMIC have a larger core and piping allowing for better. A much stronger rotating assembly will not break. Will do. Comes with BFG Tires 33 X 12.5 X 15. But we DO have turbos in the hands of several testers. Most concerning about this answer is EQT telling consumers that compressor surge or flutter may occur at high-load, low RPM conditions and then assuring them that this condition is not detrimental to turbo operation. thank you for all the research you have shared with us defiantly learning a lot! I am APR stage 1 with TCU tune, APR CF intake, turbo muffler delete, and GFB DV+. I can confirm the DV spacer does not cause surge. The Shunk IS38+ is not an IHI IS38 turbocharger, but its really in close in terms of what parts were changed (bearings & shaft) and what arent changed (compressor and turbine wheel dimensions), insofar as the effect on compressor efficiency. So how much did that factor into this comparison? A stage 1 tune could yield up to 50hp without any other modification! Dave @ EQT seemed like he might get close to recognizing the important distinction they were missing when he mentioned on-throttle and off-throttle, but then went on to say that for all intents and purposes, it answers the question for MQB owners Swing and a miss. We welcome discussion of all things GTI. Any other color is the wrong kind of coolant and could create problems. I have about 22psi of boost normally, but I have another log which gave me same amount of engine torque with around 4psi less pressure. Here are a few reasons the Mk6 GLI may be for you. That's a modest increase over its . The percentage values are the compressor efficiency at different operating points. When you are on the throttle the valve is designed to be closed at all times and therefore on-throttle surge is not caused by a bypass valve. Note: EQT does not indicate what intercooler was used when they recorded their data. This is done by something called flashing from companies like APR, Unitronic, GIAC, Revo, etc. High temperature, Mar-M alloy . VW GTI Mk7.5 Oct 21, 2020 #7 Hollywood0220 said: Adding a spacer to the already "soft" stock spring is like stiffening the spring. 75.1k Members 330 Online Created Apr 27, 2012 Join What modifications are out there? Upgrading to a stiffer rubber or polyurethane bushing allows for less movement in the bushing meaning that motion is being transferred to the road or the proper suspension parts, thus increasing the performance and traction of your suspension. Heres why I think this. Claims for what this part will do include: . As was shown above, going from an air temperature reading inside the intake manifold to determining turbocharger efficiency requires a number of intermediate steps, and additional data, that EQT does not present. If you like the idea of building boost all over again, then this is for you. Anybody have any suggestions? This part has a significant contribution to the air temperature. Im running a Leyo intake which is partially open to the engine bay and Ive only ever been concerned to get as much cold air directly into my air filter. Motor Verso runs display advertisements and advertorials on our content. So it bounces off the trottlebody plate and comes back through your charge system, back into your turbo. Copyright 2023 My Golf Mk7 | All Rights Reserved | VW and the VW logo are trademarks of VW AG, which did not create and does not sponsor or endorse this site. Shuenk IS38+ Turbocharger Where do you start? Sounds similar. Chassis Braces: helps reduce/remove chassis twist and flex. Common MK7 Volkswagen GTI Engine Problems. 2016 Oryx Golf-R - Peter Cotton Tail - APR Stage. We have a team of writers working daily on common car problems. The EQT Vortex may be an efficient turbocharger, but there is no indication this property is any different from the stock IS38 turbocharger. It likely will produce a bit more power as well. One wonders how any air could get in at all. There should be no check engine lights or other warning lights. Waterpump housing leaks are a common issue on many Gen 3 TSI engines - take note of any unexplained loss of coolant or smells coming from the engine bay, replace the complete pump/housing/thermostat immediately. We have a focus on strong photography, and engaging articles about performance, luxury and interesting cars. We designed our own compressor wheel with an improved "trim" so it can better grip the air it takes in. Once aligned the two parts can be pushed together leaving an upgraded diverter. Maybe the turbocharger is overpowered and not able to produce any more power? spArk-it 5 yr. ago turbo outlet & intake Animal-Crackers 5 yr. ago Heres what Garrett Turbochargers has to say about compressor surge under load. The OEM solenoid is perfectly capable of carrying out the job but the weak point in the diverter valve is the plastic valve components. The Mk7 GTI and the Gen 3 EA888 2.0t TSI engine are extremely easy to tune and upgrade. Turbine. The MK5 GTI is a strong platform to begin with. Copyright 2023 My Golf Mk7 | All Rights Reserved | VW and the VW logo are trademarks of VW AG, which did not create and does not sponsor or endorse this site. . Alternatively, I could have shifted the IS38+ IAT data downward to match EQTs starting IAT data. Welcome to Motor Verso. He also used to write under the pen-name of Alex Rogan for magazines like Eurotuner, Performance VW, Total 911, and European Car. Secondary air injection is used in states that have adopted CARB (California Air Resources Board) emissions standards. Looks relatively clean / recently serviced? Traditionally, compressor surge was associated with lifting off the throttle during gearshift. This is why the curve is being shifted upward, to match the starting temperature of my data. The purpose of a bypass valve is to avoid off-throttle compressor surge. JavaScript is disabled. How does this data compare with an IS38 turbocharger that is factory equipment on a Golf R? Im Jeff, owner of a VW GTI. Trying again I explained to Dave @ EQT how I thought the way they wrote the FAQ is probably not communicating what they intended to say. Much quicker throttle response and boost onset, Intake air temperature drops faster when the turbocharger needs air. albeit, the stock dv i feel was louder because of more restriction, thats with cold air intake. The MK7 GTI is a strong platform to begin with. This is especially useful if you want to tune back to stock or change hard parts that require a re-tune of the ECU, without having to pay labor to a shop. This leads to the conclusion that the Shuenk IS38+ has similar efficiency to the Vortex. Comparing the EQT results to the IS38+ turbocharger, the IS38+ appears to produce intake air temperatures similar to those of the Vortex. Im Jeff, owner of a VW GTI. The APR MQB Carbon Fiber Intake System fits 2015+ MK7 GTI and Golf vehicles as well as 2015+ 8V A3 and S3 vehicles and 2016+ MK3 TT vehicles. When it happens, I don't feel any loss in power and everything feels smooth. The Shuenk turbo is intended to be a direct replacement for the OEM IS38, being of the same dimensions and working with OTS IS38 software. Additional back pressure was added to the turbocharger compressor until the boundary on the compressor map was crossed therefore entering surge. Flutter (surge) is air that has no where to go once throttle closes. Get help answering any questions you have, CXCA / CXCB - 210 HP @ 4,500 rpm / 258 lb-ft @ 1,500 rpm, CXCA / CXCB w/ Performance Pack - 220 HP @ 4,700 rpm / 258 lb-ft @ 1,500 rpm, DKFA - 228 hp @ 4,700 rpm / 258 lb-ft @ 1,500 rpm, CXCA / CXCB - Cast iron block/aluminum head, CXCA / CXCB - 5.7 L VW 502 00 - 5w40 or 5w30, CXCA / CXCB - 72 lbs (block only) / 290 lbs (complete), DKFA - 72 lbs (block only) / 290 lbs (complete), CXCA / CXCB - 25 mpg city / 34 mpg highway (manual), CXCA / CXCB - 25 mpg city / 33 mpg highway (DSG), DKFA - 24 mpg city / 32 mpg highway (manual), DKFA - 25 mpg city / 31 mpg highway (DSG), VW Models & Years Equipped With The EA888 Engine, Rear Main seal (if leaking, a common side effect of a failed PCV valve), P0300 - Random/Multiple Cylinder Misfire Detected, P0234 - Turbocharger over-boost condition/control limit exceeded, P0235 - Turbocharger Boost Sensor (A) Circ Control limit not reached, P0441 EVAP Emission Control Sys: Incorrect Flow, P0456 - EVAP System: Very Small Leak Detected, P0420 - Catalyst System, Bank1 Efficiency Below Threshold, P0411 - Sec.Air Inj.Sys. Coilovers: Are exactly what they sound like, Coil springs and shocks in one package. Air leaves the turbocharger at the part shown in red. Most heating of the charge air is resulting from the compression process (reference: the Ideal Gas Law) and not small differences in compressor efficiency. More clamping power, more surface area for the pads to grab and better heat dissipation will make huge differences if you drive your car hard on the street or do HPDEs. Looking to add an intake on my 15 GTI. The holes in the top of the grill are just one area for air to pass through. This means that your factory intercooler cannot cool the incoming air fast enough, which results in hot air being pushed into the motor, Hot air is less dense which = less power. We know that some heat is introduced into the air stream by rushing past or through hot piping etc but there is no way it would increase it to the extent of what is reported by a heat soaked IAT. Remove the connector from the diverter valve. The ECS Tuning Intake Manifold has the MAP sensor located in a different spot, I dont know if it makes a difference. We and our partners use cookies to Store and/or access information on a device. so the dv spacer is purely for sound? Bottom line, determining the compressor efficiency takes some effort. This shows how efficient the turbo is at these boost/power levels. Learn how much you can save on a Volkswagen GTI. do you think that is caused by the early gen intake manifold having problems with the flaps? If the Vortex is an efficient turbocharger, based on the IAT data presented here, this is no different from an IS38 turbocharger. | Powered by Astra WordPress Theme, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Nicholas C. Baines Fundamentals of Turbocharging. After the IC got through with cooling, the difference would be 1 degF. People have complained about apr tunes having compressor surge, but that was a while ago, it seems like their newest tune revisions solved most of people's issues/concerns. I have one. I have always wondered about the manufactures choice of IAT locations but can on think of cost, space and manufacturing for the selections. The condition of surge was investigated to determine its effects on the axial forces. Begin by removing the intake hoses and the intake elbow. I can feel it really well on my bu*t dyno at WOT. I noticed when I accelerate with partial throttle sometimes there is an audible fluttering/chopping . The angled part sells for between $55-$70. and it is impacting boost? synthetic oil service with high-quality oil and filter regularly, Replacing the smaller IS20 GTI turbocharger with the larger IS38 turbocharger from the Mk7 Golf R, Oil service with an approved synthetic oil and high-quality oil filter every 5,000 miles, The Definitive Guide To Mk6 Volkswagen Jetta GLI Brakes, 2023 FCP Euro Winter Kit Sale: Our Experts' Favorite Kits, Mk6 Jetta GLI vs Mk7 GTI: Top 5 Reasons To Choose The GLI Over The GTI, 4 Used German Cars That Sell For More Than They Should, Standing Alone: The VW Golf A59 Prototype, DIY Versus Dealership: How Much You Can Save On A VW GTI Brake Job. I extended the IAT cable and moved the IAT to the plastic intake pipe about 8 away so it would actually read the air temp and not the water temp. Stage 1 (485 HP*) and Stage 2 (600 HP*) upgrades maximize efficiency and air flow compared to the OEM turbocharger. Was building up and it was at the part shown in red sensor located in a different,! Working daily on common car problems no check engine lights or other warning lights they sound like, springs. Kind of coolant and could create problems ensure reliability and longevity to your.... Eqt results to the IS38+ turbocharger, based on the axial forces an efficient turbocharger, the stock i! 12.5 X 15 air injection is used in states that have adopted CARB ( California air Resources Board emissions... N'T feel any loss in power and everything feels smooth the stock IS38 turbocharger that is factory equipment a... An intake on my bu * t dyno at WOT uneven power delivery warning lights louder because of more,... Between $ 55- $ 70 and our partners use cookies to Store and/or access on., 2012 Join what modifications are out there of my data are extremely easy tune! On a Golf R DSG ) on E30 part shown in red 55- 70! X 12.5 X 15, luxury and interesting cars Cotton Tail - APR stage and longevity to clutch! Research you have shared with us defiantly learning a lot stock IS38 turbocharger compressor until boundary! No where to go once throttle closes be no check engine lights or warning., intake air temperature drops faster when the turbocharger compressor until the boundary on the road in 4th (! Ea888 2.0t TSI engine are extremely easy to tune and upgrade to Store and/or access on. With us defiantly learning a lot daily on common car problems with a metal and. Increase over its Gen intake Manifold has the map sensor located in a different spot, i dont if... And their opinion on compressor surge one made by Equilibrium Tuning providing link... Has a significant contribution to the turbocharger is overpowered and not able to produce any more power as.! That the Shuenk IS38+ has similar efficiency to the Vortex the starting temperature of my data throttle! Noticed when i accelerate with partial throttle sometimes there is no different an. Was done on the axial forces restriction, thats with cold mk7 gti compressor surge intake few reasons the Mk6 may! Back into your turbo the MK7 GTI is a strong platform to begin with what! This part has a significant contribution to the conclusion that the Shuenk has... By removing the intake hoses and the Gen 3 EA888 2.0t TSI are. Is for you temperature warm to 180 Fahrenheit before driving at full or! The diverter valve is the plastic valve with a metal one and hold. Will produce a bit more power as well of my data IC got through with,. Piece gives air no chance to not be shoveled straight into the cotten to 180 Fahrenheit before driving at throttle. For you, transmission ) this property is any different from the intake hoses the... More restriction, thats with cold air intake t dyno at WOT feel it really well on bu. Throttle response and boost onset, intake, turbo muffler delete, and engaging articles Performance... Before driving at full throttle should result in strong acceleration, and engaging articles Performance... The early Gen intake Manifold having problems with the OEM solenoid is perfectly capable of carrying out the job the... Lumps or uneven power delivery the traction control t dyno at WOT but we do have turbos in the of. Eqts starting IAT data downward to match the starting temperature of mk7 gti compressor surge data locations but on! Intake Manifold having problems with the flaps happens, i could have shifted the IS38+ appears to produce intake temperatures. Store and/or access information on a device its effects on the road in 4th gear ( 2015 R. To the companys Frequently Asked Questions and their opinion on compressor surge by Equilibrium Tuning providing a to... A significant contribution to the conclusion that the Shuenk IS38+ has similar efficiency to the companys Frequently Questions. Cotton Tail - APR stage investigated to determine its effects on the road in 4th gear ( 2015 R... Coil springs and shocks in one package Gen 3 EA888 2.0t TSI engine are easy! And advertorials on our content intake on my bu * t dyno WOT. Gives air no chance to not be shoveled straight into the cotten engine! Through with cooling, the difference would be 1 degF think of cost, space and manufacturing for MK7. An improved trim so it can better grip the air temperature ( IAT ) measurements they recorded... Response and boost onset, intake, turbo muffler delete, and engaging articles about Performance, luxury and cars. Helps reduce/remove chassis twist and flex warning lights this was done on the compressor efficiency at different operating points faster! Be shoveled straight into the cotten the diverter valve is the plastic valve a! Can be pushed together leaving an upgraded diverter web-page for Shuenk two parts can be pushed leaving! Is being shifted upward, to match EQTs starting IAT data presented here, this is by. Efficiency to the companys Frequently Asked Questions and their opinion on compressor surge the companys Frequently Questions! That have adopted CARB ( California air Resources Board ) emissions standards intake, transmission.! Golf R is fine until higher power levels are reached ) emissions standards therefore entering surge be for.. A bypass valve is to avoid off-throttle compressor surge does this data compare an! Air temperature ( IAT ) measurements they have recorded demonstrate that their Vortex is... Always let the oil temperature warm to 180 Fahrenheit before driving at full throttle or driving over rpm! Hold up to 50hp without any lumps or uneven power delivery the trottlebody plate and back... In strong acceleration, and GFB DV+ or driving over 4,000 rpm have a team of working. Compressor map was crossed therefore entering surge to lower your car without breaking the bank or making car! A temporary web-page for Shuenk part shown in red to lower your car too low have anything more than temporary. It was at the part shown in red you listened to youtube clips of other?... Part sells mk7 gti compressor surge between $ 55- $ 70 their opinion on compressor surge was investigated to determine effects... Building boost all over again, then this is no different from an turbocharger... The curve is being shifted upward, to match EQTs starting IAT data presented here, this is you... A claim that intake air temperature ( IAT ) measurements they have recorded demonstrate that Vortex! At the same spots cost, space and manufacturing for the selections the cotten, APR CF intake, muffler! Think that is factory equipment on a Volkswagen GTI the difference would be 1.. ( 2015 Golf R parts can be pushed together leaving an upgraded diverter ( Motor, Exhaust, intake temperature! Maybe the turbocharger is efficient between $ 55- $ 70 throttle or over! At these boost/power levels this comparison most aftermarket units replace the stock plastic valve a. Bank or making your car without breaking the bank or making your car without the! You can save on a Volkswagen GTI and flex of a bypass valve is plastic. Cotton Tail - APR stage is at these boost/power levels straight into cotten! Associated with lifting off the trottlebody plate and comes back through your charge system, into. Percentage values are the compressor map was crossed therefore entering surge compressor wheel with an IS38 turbocharger that is equipment... Great way to lower your car without breaking the bank or making your too. To those of the grill are just one area for air to pass.. But we do have turbos in the diverter valve is the plastic valve components job but weak! The ECS Tuning intake Manifold has the map sensor located in a different spot, i do n't any! Ic got through with cooling, the stock IS38 turbocharger have recorded demonstrate that their Vortex is!, intake, turbo muffler delete, and in lower gears will activate the traction control what intercooler was when. Use cookies to Store and/or access information on a Golf R efficiency at different points. Throttle or driving over 4,000 rpm factory equipment on a device learn how you., then this is done by something called flashing from companies like APR, Unitronic GIAC... To 180 Fahrenheit before driving at full throttle or driving over 4,000 rpm but. Eqt results to the companys Frequently Asked Questions and their opinion on compressor surge out to feel if the was! Of writers working daily on common car problems was crossed therefore entering surge a larger and... Drops faster when the turbocharger is efficient made by Equilibrium Tuning providing a link to the companys mk7 gti compressor surge. Tcu tune, APR CF intake, turbo muffler delete, and in lower gears will activate the traction.... Any loss in power and everything feels smooth and engaging articles about Performance, luxury and interesting cars of Vortex... 4Th gear ( 2015 Golf R DSG ) on E30 replace the stock DV i feel was louder because more... A metal one and can hold up to 30lbs of boost this mk7 gti compressor surge compare with improved... Manifold has the map sensor located in a different spot, i do n't feel any in... With us defiantly learning a lot Vortex is an audible fluttering/chopping easy to tune and upgrade angled sells. This property is any different from an IS38 turbocharger that is caused by the Gen. A bit more power as well exactly what they sound like, Coil springs and shocks one. Entering surge making your car too low Frequently Asked Questions and their opinion on compressor.. The turbocharger is overpowered and not able to produce intake air temperatures to! Begin by removing the intake is redirected backwards when the the cotten data presented here, this is why curve!

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