2.0L Performance Tech 260hp (235hp auto) Turbocharged SS tuner version. 260 lb-ft of torque

GM Performance Parts Turbo Upgrade Kit

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Old Dec 15, 2008 | 02:11 PM
  #151  
stephenm's Avatar
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From: Mass
from the gm media kit spreadsheet,

I saw
221 lb-ft engine torque
315 lb-ft gearbox torque

What is the difference anyway?

Originally Posted by esmarkey
Bill, while I have you, someone questioned the durability of the auto tranny with the upgrade so I went and looked up the specs for the manual (what I have) and found the following:

2008 GME Sweden F35 ( MU3 ) 102207
Type: transverse front wheel drive, five-speed manual transaxle ( optional with limited slip differential )
Engine range: 2.0L I-4 turbocharged (LNF)
Maximum engine torque: 260 lb-ft ( 353 Nm)
Maximum gearbox torque: 260 lb-ft ( 353 Nm)

Do you know if the specs for these transmissions are really accurate?
I know I will keep my factory warranty, but still would like to know for after the 100,000 miles is up.

Thanks in advance,
Old Dec 15, 2008 | 02:26 PM
  #152  
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Originally Posted by stephenm
from the gm media kit spreadsheet,

I saw
221 lb-ft engine torque
315 lb-ft gearbox torque

What is the difference anyway?
The auto specs include the torque multipication of the torque converter, which is in front of the transmission and multiplys the engine torque to the transmission at start off speeds. Since the torque applied to the trans is multiplied, the torque from the engine must be reduced to keep transmission loads at start to the rated value.
Notice the manual has 260 for both engine and trans. The auto has a reduced 221 for the engine, which after torque converter is around 315 (325 on the chart I saw) applied to the transmission.
Old Dec 15, 2008 | 04:40 PM
  #153  
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Here's the kit on the work bench
Old Dec 15, 2008 | 07:21 PM
  #154  
WaGoN MOnger's Avatar
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Originally Posted by gcsd3742


Here's the kit on the work bench
wtf is it doing there????? put it in the dam car then on a dyno, lets see how it does??
Old Dec 15, 2008 | 07:24 PM
  #155  
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Because I'm still stuck in Tampa where your at. I dont go home until the 19th. But the Turbotech is installing his tomorrow maybe he'll chime in here soon. He dynoed his tonight stock with and Auto. 183 @ 5300 RPM. so install tomorrow and re-dyno. then when I get home we'll do the Standard..
Old Dec 15, 2008 | 07:50 PM
  #156  
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Thanks Eric for showing off my box. Here is a better picture. Yeah the dyno didnt go that well. I think I have an issue with the wastegate rod, butnot sure. I need to go back and remeasure it when its cold.
Old Dec 15, 2008 | 08:57 PM
  #157  
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That's a sexy box.
Old Dec 15, 2008 | 09:24 PM
  #158  
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Thank you
Old Dec 15, 2008 | 10:54 PM
  #159  
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Originally Posted by AaronSS
That's a sexy box.
Old Dec 16, 2008 | 06:12 AM
  #160  
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Helps when father in law works for snap-on..blah blah blah.....Turbotech keep my turbo upgrade safe guard it with your life and then some...see you on the 27th...For turbo upgrade and short throw shifter install....



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