PRL Motorsports FK8 Civic Type-R Drop-In Turbocharger Upgrade

davemarco

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We are very excited about this!
Would you guys be able to help explain the mechanisms behind what make this work, and any risks associated with it? I’ve read that it could lead to much higher temps, which seem to be ambiguously bad for things in general.
 

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Wow! PRL & Hondata are stepping their game up lately...nice! Do you guys rent the same building now? lol

I'm really starting to look at moving over to Hondata if this keeps up.....they even noted the Accord 2.0T had a stronger DI pump than even a Type R on a recent Youtube video?

Can't help but wonder how this turbo would work for my Accord 2.0T as well after seeing those plots.....I get to keep some of my low end torque and pick up top end as well.
Usually the Type R turbo swap in the Accords ends up losing that massive torque hit but gaining 60whp+ on the top end where my tiny twin scroll runs out of room.
Believe Hondata has a map for the swap already and RV6 will weld an extra 02 port on top of their downpipes for future Type R turbo swaps....would PRL do this as well?

Either way I hope to see some used Type R turbos soon!
 
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Wow! PRL & Hondata are stepping their game up lately...nice! Do you guys rent the same building now? lol

I'm really starting to look at moving over to Hondata if this keeps up.....they even noted the Accord 2.0T had a stronger DI pump than even a Type R on a recent Youtube video?
Yes the Accord pump is bigger, so will provide the fuel for more power.

Step 1 - install flex fuel. Bang for the buck is tremendous.

I'm sure this PRL turbo would work well and we would be very excited to see this on an Accord. Here's a how to on the CTR turbo swap with flex fuel. https://www.hondata.com/tech-accord-ctr This will give you an indication of gains.

With all of this you are definitely going to need traction control.
 
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davemarco

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Yes the Accord pump is bigger, so will provide the fuel for more power..

Step 1 - install flex fuel. Bang for the buck is tremendous.

I'm sure this PRL turbo would work well and we would be very excited to see this on an Accord. Here's a how to on the CTR turbo swap with flex fuel. https://www.hondata.com/tech-accord-ctr This will give you an indication of gains.

With all of this you are definitely going to need traction control.
Do you think that the DI pump from the Accord would bolt onto the R? Would the juice be worth the squeeze?
 

CrippleRipple

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Yes the Accord pump is bigger, so will provide the fuel for more power.

Step 1 - install flex fuel. Bang for the buck is tremendous.

I'm sure this PRL turbo would work well and we would be very excited to see this on an Accord. Here's a how to on the CTR turbo swap with flex fuel. https://www.hondata.com/tech-accord-ctr This will give you an indication of gains.
With all of this you are definitely going to need traction control
Awesome! Yes sir, I have watched all of those many times over and even posted them over on another thread I was so impressed!
I'm about an hour away from Ethanol unfortunately, I'm seriously looking into a barrel from VP to split with some other local guys. We use to have it everywhere but it disappeared over the years.

Hondata is doing great work and am inching closer to selling my KTuner.....Also was not too impressed with some things pointed out in this video:
I've always used Hondata in the past from the S100-S300's all the way to the KPRO & AEM Cam gear on my D17A2 Turbo build! I felt like I was betraying you guys with KTuner!
You guys were amazing to deal with....we spent a lot of time on the phone getting that setup to work on the D17 many years ago!

Very happy I made the switch to the Accord! Appreciate the support lately and I too am very interested in this turbo.....even more so if you guys are very interested as well!
 

Jpierro79

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you just said who needs 400 ft lbs at 3500.. well tha's how you get 400 ft lbs.
Yeah and when your Erving to 7k and you shift up to 5k what good is 400ftlbs at 3500? You might see 4 k on an auto cross course but on our You’ll never see it. Especially if you go with full race efr kit. It won’t spool fast enough. Besides lugging an engine like that just destroys your bearings twice as fast.
you just said who needs 400 ft lbs at 3500.. well tha's how you get 400 ft lbs.
i said you don’t NEED it. Thanks for trolling I never asked how to get it. Always at least one joker commenting without reading what I wrote completely.
 

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Especially if you go with full race efr kit. It won’t spool fast enough. Besides lugging an engine like that just destroys your bearings twice as fast..
this post is all full of wrong.
 

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Yes the Accord pump is bigger, so will provide the fuel for more power.

Step 1 - install flex fuel. Bang for the buck is tremendous.

I'm sure this PRL turbo would work well and we would be very excited to see this on an Accord. Here's a how to on the CTR turbo swap with flex fuel. https://www.hondata.com/tech-accord-ctr This will give you an indication of gains.

With all of this you are definitely going to need traction control.

Would the Accord pump work on a CTR, and would it even be worth to try this out??
 


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PRL Motorsports

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As many of you have probably seen on our social media, we strapped our CT-R back on the rollers a few days ago after a much needed clutch install to continue testing our prototype drop-in turbocharger upgrade with @Hondata's new EGT Air Charge Reduction Disable update. Though we are still make great power per PSI of boost and still at relatively moderate boost, today we reached what we currently feel is the end of the road pushing the limits with the factory fuel system (and stock engine). A built engine and fuel system upgrade(s) could really show what this turbocharger is capable of. We see no reason that this turbo can't reach 500+ horsepower.

Honda Civic 10th gen PRL Motorsports FK8 Civic Type-R Drop-In Turbocharger Upgrade CTR%20Turbo%20Best_zpsy7dfdhy7


We managed to put down 463 horsepower and 413 ft/lbs torque with a target boost of 24 PSI at peak torque, tapering to 27 PSI at redline to keep the torque dialed back for safety/longevity. – Boost reference = MAP

Honda Civic 10th gen PRL Motorsports FK8 Civic Type-R Drop-In Turbocharger Upgrade CTR%20Turbo%20Consistency_zpsy1tm4g9m


We tried to make various adjustments in an effort to break the 470+ horsepower barrier, but simply could not. However, this setup consistently made power despite the adjustments that were thrown at it.

Honda Civic 10th gen PRL Motorsports FK8 Civic Type-R Drop-In Turbocharger Upgrade CTR%20Turbo%20Pissed_zps7hvxzuw


Run 6 was our first run where we crested the 450+ horsepower mark (with a bit more torque than expected). You can see that the graph looks rather jagged and erratic. During this run the fuel system was at its limits, with the DIFP maxed almost the entire run, which caused the ECU to fluctuate in and out of open loop. We found a happy medium in Run 7 when we dialed back requested torque, increased start of injection timing and decreased midrange fuel pressure to keep everything happy. The next two runs we attempted to push things a bit further with minor tweaks, but could not due to DIFP maxing out and kicking the ECU into open loop after “peak” horsepower around 6200 RPM. At this power level/RPM, the stock fuel system is 100% at its max.

On our quest for even more power, we figured we would try a run this morning with slightly cooler air temps and a cooler engine without any other changes. However, Run 10 did not allow us to meet our goals. Instead, this run provided us with some interesting information that we would like to share with the community.

Honda Civic 10th gen PRL Motorsports FK8 Civic Type-R Drop-In Turbocharger Upgrade run%2010%20CTR%20turbo%20airc%20vs%20boost_zpsrr2xf0vh

Honda Civic 10th gen PRL Motorsports FK8 Civic Type-R Drop-In Turbocharger Upgrade run%209%20CTR%20datalog%20airc%20vs%20boost_zps71zywrsi


It appears that the Civic Type-R’s ECU is constantly in search of charge air, not actual boost. Though we did not change requested torque (which ultimately creates the boost curve) tables during the last 3 runs, Run 10 logged between 1-1.5 PSI less boost than run 9, with identical AIRC. After reviewing the last 3 logs, we noticed that AIRC remained identical with minor variances in actual boost. The Type-R’s ECU is smart enough to quickly compensate for variances in air temperature, densities, etc., which means that this setup will safely make consistent power regardless of weather, climate and elevation.

We are excited to see what this car can do at the drag strip, stay tuned for results!

 
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davemarco

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As many of you have probably seen on our social media, we strapped our CT-R back on the rollers a few days ago after a much needed clutch install to continue testing our prototype drop-in turbocharger upgrade with @Hondata's new EGT Air Charge Reduction Disable update. Though we are still make great power per PSI of boost and still at relatively moderate boost, today we reached what we currently feel is the end of the road pushing the limits with the factory fuel system (and stock engine). A built engine and fuel system upgrade(s) could really show what this turbocharger is capable off. We see no reason that this turbo can't reach 500+ horsepower.

CTR%20Turbo%20Best_zpsy7dfdhy7.jpg


We managed to put down 463 horsepower and 413 ft/lbs torque with a target boost of 24 PSI at peak torque, tapering to 27 PSI at redline to keep the torque dialed back for safety/longevity. – Boost reference = MAP

CTR%20Turbo%20Consistency_zpsy1tm4g9m.jpg


We tried to make various adjustments in an effort to break the 470+ horsepower barrier, but simply could not. However, this setup consistently made power despite the adjustments that were thrown at it.

CTR%20Turbo%20Pissed_zps7hvxzuwj.jpg


Run 6 was our first run where we crested the 450+ horsepower mark (with a bit more torque than expected). You can see that the graph looks rather jagged and erratic. During this run the fuel system was at its limits, with the DIFP maxed almost the entire run, which caused the ECU to fluctuate in and out of open loop. We found a happy medium in Run 7 when we dialed back requested torque, increased start of injection timing and decreased midrange fuel pressure to keep everything happy. The next two runs we attempted to push things a bit further with minor tweaks, but could not due to DIFP maxing out and kicking the ECU into open loop after “peak” horsepower around 6200 RPM. At this power level/RPM, the stock fuel system is 100% at its max.

On our quest for even more power, we figured we would try a run this morning with slightly cooler air temps and a cooler engine without any other changes. However, Run 10 did not allow us to meet our goals. Instead, this run provided us with some interesting information that we would like to share with the community.

run%2010%20CTR%20turbo%20airc%20vs%20boost_zpsrr2xf0vh.png

run%209%20CTR%20datalog%20airc%20vs%20boost_zps71zywrsi.png


It appears that the Civic Type-R’s ECU is constantly in search of charge air, not actual boost. Though we did not change requested torque (which ultimately creates the boost curve) tables during the last 3 runs, Run 10 logged between 1-1.5 PSI less boost than run 9, with identical AIRC. After reviewing the last 3 logs, we noticed that AIRC remained identical with minor variances in actual boost. The Type-R’s ECU is smart enough to quickly compensate for variances in air temperature, densities, etc., which means that this setup will safely make consistent power regardless of weather, climate and elevation.

We are excited to see what this car can do at the drag strip, stay tuned for results!
Thanks PRL! There have been many that have said that 400 wtq is where the engine grenades itself. This data seems to indicate that it can be pushed a bit further and still be fine. Based on your testing, would you say that it is safe to push 400tq on a stock engine, provided that it's shifted from, say 3K RPM to 4K RPM?
 

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YESSSSSS. As always, changing the game. Can't wait to get my hands on this and get the car to @D-RobIMW

For reference, my car with FBO + Stage 1 Ktuner on PRL's dyno made around 340whp (last fall). So this is a HUGE delta versus basic bolt-ons a off the shelf tune.

Can any of the tuning wizards on this site tell me the difference between charge air and boost? I just want to make sure I understanding this correctly.
 

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YESSSSSS. As always, changing the game. Can't wait to get my hands on this and get the car to @D-RobIMW

For reference, my car with FBO + Stage 1 Ktuner on PRL's dyno made around 340whp (last fall). So this is a HUGE delta versus basic bolt-ons a off the shelf tune.

Can any of the tuning wizards on this site tell me the difference between charge air and boost? I just want to make sure I understanding this correctly.
What parts you install?
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