Possible bad news on US Evo
Possible bad news on US Evo
Here is some info someone got about the Evo:
"according to motor trend's report from (i think) the detroit auto shows, mitsubishi is now saying the U.S.-spec EVO VII will "only" be 250+ HP and minus the active yaw control and some other electronics b/c they want a bigger fuel tank for the U.S. market. and leaving out these electronics will keep the car under the targeted 30K price tag. :-( "
I have read two seperate reports from people that it WILL NOT have AYC due to the fuel tank (want it bigger for US cars) and because there may be a concern on reliabilty because the system was designed for Japanese durabilty cycle which is less (mileage wise) than North American duty cycle.
Lets pray it turns out to be a false rumor.
"according to motor trend's report from (i think) the detroit auto shows, mitsubishi is now saying the U.S.-spec EVO VII will "only" be 250+ HP and minus the active yaw control and some other electronics b/c they want a bigger fuel tank for the U.S. market. and leaving out these electronics will keep the car under the targeted 30K price tag. :-( "
I have read two seperate reports from people that it WILL NOT have AYC due to the fuel tank (want it bigger for US cars) and because there may be a concern on reliabilty because the system was designed for Japanese durabilty cycle which is less (mileage wise) than North American duty cycle.
Lets pray it turns out to be a false rumor.
Basically it's an active driving aid that will shift torque between the left and right rear wheel to keep the car from oversteering and understeering. When your at the limit the car will oscillate between slight oversteer and understeer which is a very weird feeling, I'm still not used to it. Also it can be very abrupt when it starts correcting and is quite unnerving. I would rather be able to go sideways by just letting the car drift naturally than this weird feeling of being corrected.
OMG, Michaelk I saw video clips of a TME doing that. I wasn't sure what was going on and thought the driver was doing something weird.
But correct me if I'm wrong some people, like the AYC because there are some ham-fisted EVO drivers too I'm sure who might otherwise end up in some kind of snap-oversteer situation that they can't correct fast enough.
So I'm thinking it feels the same way as it does when my rear winter tyres are underinflated and the sidewalls float from side to side mid-turn!
But correct me if I'm wrong some people, like the AYC because there are some ham-fisted EVO drivers too I'm sure who might otherwise end up in some kind of snap-oversteer situation that they can't correct fast enough.
So I'm thinking it feels the same way as it does when my rear winter tyres are underinflated and the sidewalls float from side to side mid-turn!
hehehe, that's kind of what it feels like...
The thing is, unless you've set-up your Evo with some ridiculous oversteer-inducing degrees of toe out or something, there isn't any snap-oversteer with the Evo, it just goes into a very progressive slide if set-up properly otherwise it will tend to understeer. But I guess some people like the AYC....
The thing is, unless you've set-up your Evo with some ridiculous oversteer-inducing degrees of toe out or something, there isn't any snap-oversteer with the Evo, it just goes into a very progressive slide if set-up properly otherwise it will tend to understeer. But I guess some people like the AYC....
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Wasn't the AYC standard on all EVO's of all trims since the EVO4? If this is the case then Mitsu would have to do more work to make a USDM EVO7 without the AYC unit... even for a EVO7 RS/RS2 which does not come with the ACD unit stock.
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Originally posted by bioyuki
Wouldn't it be difficult to remove AYC seeing how it is integrated with the ACD and the ABS systems?
Wouldn't it be difficult to remove AYC seeing how it is integrated with the ACD and the ABS systems?
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Originally posted by Billy
Wasn't the AYC standard on all EVO's of all trims since the EVO4? If this is the case then Mitsu would have to do more work to make a USDM EVO7 without the AYC unit... even for a EVO7 RS/RS2 which does not come with the ACD unit stock.
Wasn't the AYC standard on all EVO's of all trims since the EVO4? If this is the case then Mitsu would have to do more work to make a USDM EVO7 without the AYC unit... even for a EVO7 RS/RS2 which does not come with the ACD unit stock.
RS/RS2 Evo 7 come with ACD, but not with AYC. ACD is the electronic center diff control, AYC is the rear diff control.
AYC keeps the car from sliding from the back therefore making it understeer.
FYI, to replace the AYC, you need to change the following:
- complete rear diff with housing
- drive shafts (the AYC is bigger so the shafts are shorter)
- propeller shaft
- the metal pieces that hold the diff in place (sorry, forgot the name of those in English), upper and lower
Makes sense then why they wouldn't include the AYC on U.S. cars. If it does indeed take up more space and there is a need for a fuel tank bigger than 12 gal. here in the states. From the sounds of it though I won't be as disappointed now if it turns out that they really aren't going to have AYC.
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Originally posted by Michaelk
Damn, Claudius!!!! It isn't that easy then, is it!!!!
It must be cheaper to change all the shafts and put in a rear LSD, surely??
Damn, Claudius!!!! It isn't that easy then, is it!!!!
It must be cheaper to change all the shafts and put in a rear LSD, surely??
Now a bigger tank would fit where that huge AYC LSD is, so they might indeed get rid of it. Which would be a double advantage, the main downsides of the Evo being the small tank and the AYC. You will be able to go sideways as much as you want without AYC and will be able to do it longer with more fuel!


