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      09-08-2022, 10:26 PM   #1
ruffls
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Rev limiter question

Maybe a stupid question but I've never owned a modern 6MT BMW;
If you floor the gas, lets say in first or second gear and don't shift but let the car hit the redline, will it bounce off the rev limiter? or what exactly happens? I know that it will cut fuel if the engine rpms get too high but are you able to just keep wot for a few seconds while doing a burnout?
I've pretty much babied my M2 for the first few months and wanted to get some insight before going and blowing up my engine
any replies are appreciated !
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      09-09-2022, 09:41 AM   #2
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Quote:
Originally Posted by ruffls View Post
Maybe a stupid question but I've never owned a modern 6MT BMW;
If you floor the gas, lets say in first or second gear and don't shift but let the car hit the redline, will it bounce off the rev limiter? or what exactly happens? I know that it will cut fuel if the engine rpms get too high but are you able to just keep wot for a few seconds while doing a burnout?
I've pretty much babied my M2 for the first few months and wanted to get some insight before going and blowing up my engine
any replies are appreciated !
That’s pretty much how it works, though I would personally not do that as it can be hard on the drivetrain. Also, with the fuel.timing cut there is a loss of power so not optimal anyway.

Note that the rev limiter will not save you from an over-rev from a bad downshift.
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      09-09-2022, 09:43 AM   #3
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RIP rod bearings. We hardly knew ye.
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      09-11-2022, 11:17 AM   #4
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Everyone that says it damages your car is wrong. That's how it used to work. Now everything is in the computer. The rev limiter will bounce and fuel won't go to the engine. It's fine.
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      09-11-2022, 11:54 AM   #5
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Yeah bro. Banging limiter while doing burnouts is fine. Your car actually loves it. Little known fact: sick rolling burnouts are a part of your vehicles 1500 mile service visit at BMW.

Everything is in the computer. It’s fine.
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      09-11-2022, 01:55 PM   #6
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Try it and let us know, but I must add if you even learn some basic drifting, you'll find out that you don't even go full wot all the time anyway
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      09-13-2022, 11:33 PM   #7
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Quote:
Originally Posted by ruffls View Post
Maybe a stupid question but I've never owned a modern 6MT BMW;
If you floor the gas, lets say in first or second gear and don't shift but let the car hit the redline, will it bounce off the rev limiter? or what exactly happens? I know that it will cut fuel if the engine rpms get too high but are you able to just keep wot for a few seconds while doing a burnout?
I've pretty much babied my M2 for the first few months and wanted to get some insight before going and blowing up my engine
any replies are appreciated !
As most have mentioned, it wont do anything than modulate the engine performance to maintain redline… it wont bounce like older carburetor car or some anti lag feature… it just sits there. Perfectly.

The only down side, it will also make you feel stupid once the tires gain traction and cars motion catches up with the speed of the tires…You will feel like your just redlining while at a constant speed. So if you are going to burn out, drift, launch, race… follow up with something other than rolling at pegged redline.
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