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  1. Official 2.3L Ecoboost Thread

    Anybody with a 3600 lbs (car driver and gas) Mustang with a 2.3 four banger under the hood especially with stock gears and / or auto. That actually wants to drive and enjoy a car. LOL, I know, I got this for grunt, comes on nice and strong before 2000 RPM... AFAIK the TDO wheel on the...
  2. Official 2.3L Ecoboost Thread

    http://forums.nasioc.com/forums/showthread.php?t=2284690 This is with the popular GT2867R turbo over-laid with RPM flow lines for 2.0 and 2.5 liters, even this small sub 400 WHP turbo is far into the surge range 1000 and 2000 RPM, even 2500 it is iffy, this is a small turbo. Probably, just a...
  3. Official 2.3L Ecoboost Thread

    for racing, but on street the engine can't see any boost at all below say 2500 RPM steady state, this is highway RPM going up a incline... this is slower acceleration in gear without downshifting. AKA daily driving. Point is there is no turbo made that is not into massive self destructing...
  4. Official 2.3L Ecoboost Thread

    yep and it takes a huge amount of custom programing for it. But it still means you got a 3400 lbs car with an engine that can't take boost unless it is in the lowest gear possible, accelerating, at or near WOT at any normal RPM. Drive it like you stole it, it should work fine. Also the...
  5. Official 2.3L Ecoboost Thread

    my bet is the grocery-getter is the GF's SUV.... even bone stock EVO that are driven hard are known to be problematic. Also most "kids" I know are racing beat Mustangs with 5.0s in them and doing quite well. Sorry but the vast majority of EVO owners I see at the track are in their mid 30s and up...
  6. Official 2.3L Ecoboost Thread

    Please do not confuse "streetable" as yep I've seen blown hemi engines with drag chutes on the street to a "street car". A street car means that when the GF's battery dies, she could actually drive the car to work without blowing the motor up. "streetable" is a meaning less term. Here is the...
  7. Official 2.3L Ecoboost Thread

    yawn.. if there is such a turbo then post a map. It is basic automotive physics, large turbos have high choke lines, a turbo will die and many times take the engine with it if driven into the choke line. I've seen hundreds of turbo maps, there are none that can move the air your guys are...
  8. Official 2.3L Ecoboost Thread

    It will all hinge on the size of the OEM turbo. My guess is 350 engine with a reasonable safety zone before the choke lines (wheel overspeed). Aftermarket turbo 400 to 460 engine and the limit would be fuel system or the high CR 10.6? I have never run an E85 forced fed car. But am looking...
  9. Official 2.3L Ecoboost Thread

    Yep, as long as you add all the qualifiers I have added, they are "daily driven". deep pockets, light weight, drive it like you stole it, steep gears et all. The only thing I would ask is show me the map to this mythical street 500+ WHP "street drive" turbo, and let's see.. Any turbo made...
  10. Official 2.3L Ecoboost Thread

    Another issue about high power and boost, CR drops. The high EB 10.6? CR helps in the responsiveness of the engine. At some point CR has to be dropped for higher boost levels. Cobb changes the piston on their EB, but they don't say what the CR is? 9.5?? dunno on E85..
  11. Official 2.3L Ecoboost Thread

    Here Cobb has a EFR 6758 turbo on their RACE EB at 400 WHP. http://www.full-race.com/store/turbos/borgwarner-efr/borgwarner-efr-6758-turbo.html The map is in kg/sec so out of my Merican league. Looking at the surge line I would estimate that engine needs about 150 HP of flow or .12 kg /sec to...
  12. Official 2.3L Ecoboost Thread

    On the VNT15, VNT17 diesel turbos this was common to very common, but these turbos were crazy over boosted. Common failure mode was the candy cane shaft and then the wheel would just unscrew from the shaft. The compressor wheels that did not suffer shaft failure would show melting discoloration...
  13. Official 2.3L Ecoboost Thread

    Then you never worked with large turbos and 10,000 RPM B18C engines that were "street driven", what is the rev range of the 2V 2.3 like 6500 to 7000 RPM?.... or turbo diesel engines, where it is true the blade in general does not "roast off", the shaft twist like a candy cane, and the blade...
  14. Official 2.3L Ecoboost Thread

    370 HP for a 4 banger is big power. Don't pay attention to all the magazines with the 600 HP EVO, that engine can't be driven on the street. Turbos and that is all of them have a surge line, this is where air oscillates in and out of the compressor, the air is superheated and will melt the...
  15. Official 2.3L Ecoboost Thread

    Well the twin entry exhaust manifold is cast into the head, many companies are doing this, it is cheaper, smaller package, less parts and lights off the CAT faster. Can't put headers or custom tube turbo manifold on the 2.3 EB.
  16. Official 2.3L Ecoboost Thread

    The 4T should have a strong and flat torque curve so even at the same peak HP level as the V6 the 4T would be much faster and more responsive, race, street, puttering around town. Acceleration is nothing more than the aggregate area under the power curve. 4T 2.0 for Focus: 270 lb·ft (366 N·m)...
  17. Official 2.3L Ecoboost Thread

    I hear you. I currently own a Challenger V6 with supercharger. I could easily buy a hemi, but a) 400 lbs on the nose and b) what fun is that to buy something "off the shelf". To my mind the big selling points of the S550 4T (FourTurbo) is that is is light with a good torque curve so it...
  18. Introduce yourself!!

    It depends, for instance I paid $11,500 out the door for my 1990 Integra, I drove it 2.5 years and sold it for $10,500 I added a few performance parts. My 2009 Challenger I got for $20,250 out the door, the car easily sells for $17000 today. Basically if you buy the right car, take care of it...
  19. Introduce yourself!!

    My cars to date, just a few: 1969 440 Dart 1969 Z/28 1969 notch back Mustang 302 W 1971 AMC Gremlin with 390 V8 not stock engine but it did come with a 304 V8! 1970 340 Duster 1973 360 Dart 1977 V8 Firebird 4bbl 4 speed, came with a Chevy 350.. no kidding 1986 GLH-S Shelby, Carol told me once...


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