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BMW 3-Series (E90 E92) Forum
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high power 6AT guys - shift into 5th in the quarter?
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12-06-2010, 11:01 PM | #1 |
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high power 6AT guys - shift into 5th in the quarter?
I have never ran the quarter mile in my fully modded + meth car... but based on the optimal shift points for a 6AT, (6200 RPM) I would be around 112 MPH at that RPM in 4th gear. Has anyone with full mods tried shifting into 5th manually to attain a higher trap speed? Or is winding out 4th gear to redline the best way to go about it?
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E90 LCI N54 6AT
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12-06-2010, 11:02 PM | #2 |
SUPERMAN
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curious.... what does 4th gear hit at red line for a AT?
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MODS: JB3 18ohm | AR Design Catlles Downpipes | CDV Delete | Clutch Masters FX400 | ZEX Nitrous Kit
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12-06-2010, 11:03 PM | #3 |
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Like 123-124? I know 6MT is in the 130's 4th gear redline.
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12-06-2010, 11:06 PM | #4 |
SUPERMAN
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oh so im pretty sure riding it out would be best dont u think? buy the time u hit max boost in 5th u already pass the 1/4 mile unless u shift early in 4th. i say u try it. AT is pretty consistant
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12-06-2010, 11:07 PM | #5 |
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I guess I'll try it both ways. I was just wondering if anyone has tried it....
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12-10-2010, 08:05 AM | #6 |
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You will definitely trap higher riding out 4th gear until you cross the traps. No need to test both unless you just want to waste a run.
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