997 Turbo / GT2 2006–2012 Turbo discussion on the 997 model Porsche 911 Twin Turbo.
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Electric wastegate actuator

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Old Jan 27, 2013 | 04:22 PM
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Electric wastegate actuator

Thanks to someone from another forum I came across this!

Looks like Mahle have found a way of using the stock boost control for other turbos other than the VTG's!!!!!

From Mahle's website

"Electrical Waste Gate Actuator

The Mahle Electrical Waste Gate Actuator offers complete control of the waste gate position INDEPENDENT of the engine's boost pressure. This in turn enables higher accuracy of the waste gate position control, a significant reduction of the waste gate leakage rate, a reduction of boost pressure at base levels, and an improvement in over all fuel consumption as a result of a reduction of engine pumping losses. When compared to existing Pneumatic Waste Gate Actuators for exhaust gas turbo chargers which are boost pressure controlled, Mahle's new innovative EGW offers exceptionally fast actuation speed and high precision control, allowing for greater optimization of the exhaust gas and charge cycle that has been achievable to date.

With better engine performance (max torque, max power), improved engine transient behavior and not significant system cost increases to the OEM, Mahle's new Electrical Waste Gate Actuator is an important "Game Changer" that will be boosting turbo charged engines for years to come."
 
Old Jan 27, 2013 | 04:26 PM
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You've been talking to Toby.
 
Old Jan 27, 2013 | 04:31 PM
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Originally Posted by bbywu
You've been talking to Toby.

no but I read one of his posts!!!

Maybe you have been talking to Toby?


This is interesting dont you think?
 
Old Jan 27, 2013 | 04:43 PM
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I guess I'd like to see how it works, and what the performance improvements are, over the current setups.
 
Old Jan 27, 2013 | 04:49 PM
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Originally Posted by bbywu
I guess I'd like to see how it works, and what the performance improvements are, over the current setups.

Me too and cant wait!
 
Old Jan 27, 2013 | 06:02 PM
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And I'd like to know how reliable it is if it has to put up with the heat (repeat heat + electrical controls typically = fail.)

 
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Old Jan 28, 2013 | 07:07 AM
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Originally Posted by bbywu
And I'd like to know how reliable it is if it has to put up with the heat (repeat heat + electrical controls typically = fail.)

you may be on to something
 
Old Jan 30, 2013 | 02:15 AM
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well i guess we'll know pretty soon! Toby takes the car the drag races to 200 mph over here so if that works, then it will work for pretty much any road conditions in the US..
 



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