Turbo Timer

Sonus

Member
What are the good and bad sides to add a turbo timer (control on waste gate ) and is the fuel cut off represents enough security in case you would reach to much of boost ?
 
A turbo timer keeps the motor running after you get out of the car so that the turbo has time to cool down... its pointless on a Speed6 because the car is water/oil cooled... just let the car idle for about 5 seconds before you shut her off and your good... just don't go flooring it in 1st gear with the turbo spooled and turn off the car...

Control of the actual wastegate is usually reffered to as a boost controller....
 
Wiggum said:
A turbo timer keeps the motor running after you get out of the car so that the turbo has time to cool down... its pointless on a Speed6 because the car is water/oil cooled... just let the car idle for about 5 seconds before you shut her off and your good... just don't go flooring it in 1st gear with the turbo spooled and turn off the car...

Control of the actual wastegate is usually reffered to as a boost controller....

What I've read about turbo timer is that it is a device that you install on the waste gate vacuum line to control by a air flow valve the opening of the waste gate and so get more power.
 
What you are looking for can be found here along with other places. What you are describing is a Manual Boost Controller (MBC). A turbo timer is exactly what Wiggum said it just runs the car after the ignition is turnned off to help cool the turbo. That can be done by just letting the car idle for like 30-45 seconds after you run it hard. If you haven't been running it hard than you don't even have to wait, but it never hurts to let it idle for a few seconds before you shut it down just to be safe.
 
Yeah what you are looking for is a boost controller...

His link is good, but please, don't modify your car if you don't know what your installing, because unless you dealer is your best friend (Just for you P5Freek :) ).. you are going to void your warranty with its installation...

Adding boost and spooling the turbo past its limits will eventually cause problems, fun now, bad later ;)...
 
I aggre with you but I read that most of the time the boost can be increased by about 10% without any problem.
Still, as you say I'm not certain that my dealer would say the same !!
 
OK Wiggum What is the "Island" for the turbo in the MS6? I've seen the chart that Crossbow posted but I'm not going to even pretend to understand it. All I'm looking for is the peak PSI to opperate the turbo at? 15, 16, 17, 18??
 
jdub260 said:
OK Wiggum What is the "Island" for the turbo in the MS6? I've seen the chart that Crossbow posted but I'm not going to even pretend to understand it. All I'm looking for is the peak PSI to opperate the turbo at? 15, 16, 17, 18??

Its not so much PSI... its rev's vs. PSI...

For example, the turbo can produce 20+ PSI efficiently at low RPMS, but it can even hold the 15 PSI that the engine demands at the higher RPMS, efficiently that is...

I will have exact turbo specs on thursday, some Borg Warners engineers are getting together today... they are going to be giving me a call :)...
 
Wiggum said:
Its not so much PSI... its rev's vs. PSI...

For example, the turbo can produce 20+ PSI efficiently at low RPMS, but it can even hold the 15 PSI that the engine demands at the higher RPMS, efficiently that is...

I will have exact turbo specs on thursday, some Borg Warners engineers are getting together today... they are going to be giving me a call :)...

Cool man thanks!!! I'm sure that more people than me want to know. I'd say that info would warrant a new thread for all to gaze upon.
 
Wiggum said:
Its not so much PSI... its rev's vs. PSI...

For example, the turbo can produce 20+ PSI efficiently at low RPMS, but it can even hold the 15 PSI that the engine demands at the higher RPMS, efficiently that is...

I will have exact turbo specs on thursday, some Borg Warners engineers are getting together today... they are going to be giving me a call :)...
It's not even PSI Vs. Revs it PSI Vs. Flow rate!

Revs to impact flow rate though! Imagine emptying a 55 gallon drum through a 1 foot diameter pipe in 30 seconds, and then emptying it through a straw in 30 seconds, your flow is identical (55 gal/second) but obivously your PRESSRE is going to be much higher through the straw. Now imagine emptying the 55 gallon through a 1 foot pipe, but only emptying 1 gallon through the straw, now you have the same prressure but different flow rates.
 

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