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Redline question

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Old 01-23-2008, 06:22 AM
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Redline question

OK, i've been reading alot of posts about people driving to redline. I know the 8 screams, but, this can't be healthy. Like my old cars, very rarely do i redline them. Is the rotary able to handle this more than the typical v8?
Old 01-23-2008, 06:44 AM
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Yes. Do it or suffer seized intake port valves and carbon build up.
Rotaries love to rev! Redline every day
Old 01-23-2008, 06:50 AM
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You can't be serious..lol
Old 01-23-2008, 07:19 AM
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Try it (redline) You'll like it. Git used to it. Do it regularly, just like brushing your teeth. You'll be a better person because of it. Trust us, we live here.
Old 01-23-2008, 07:32 AM
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Make sure your car is warmed up to normal operating temp first before you redline it. I like to give my car some extra time cruising on the fwy so I have that peace of mind. Then I rev it to redline several times to burn carbon deposits out.

But yes redlining the RX8 is a part of healthy regular maintenance. If you don't, then you will guarantee yourself a premature engine rebuild.
Old 01-23-2008, 07:34 AM
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9k a day keeps the mechanics away.
Old 01-23-2008, 07:36 AM
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Search the forums. He is serious. Since the rotary isn't a reciprocating engine it's a different ball game. Experienced Mazda techs have told me the worst thing you can do to the rx8 is to baby it. Drive it like you stole it or run the risk of carbon build up problems.
Old 01-23-2008, 07:46 AM
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BUT make sure it's warmed up FIRST.
Old 01-23-2008, 07:49 AM
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Originally Posted by Startl_Respons
BUT make sure it's warmed up FIRST.
+1.. should be listed on the SE3P Bible.

1. Redline a day, Keeps the mechanics away.
2. Always properly warm up a Rotary.
3. Never skimp on oil.
Old 01-23-2008, 09:43 AM
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the harder you hit it the stronger it gets......
Old 01-23-2008, 10:01 AM
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Originally Posted by []RhOdEs[]
OK, i've been reading alot of posts about people driving to redline. I know the 8 screams, but, this can't be healthy. Like my old cars, very rarely do i redline them. Is the rotary able to handle this more than the typical v8?
You have a lot to learn my friend.

Even piston powered cars requires a redline once in a while.

Dont believe me? Go do a search
Old 01-23-2008, 12:14 PM
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Originally Posted by chrism
the harder you hit it the stronger it gets......
Thats what she said



LoL Redlining is bad *** I do it to often
Old 01-23-2008, 12:57 PM
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A rotary is a very different animal. It loves to be at high rpms. It's very comfortable there. You can sit above 7K all day long with no issues whatsoever. The engine loves it. It keeps carbon out of it. This is one reason why rotaries are very popular in small aircraft. They are typically required to be at 7-8K rpm under load for long periods at a time. And they do it well above the ground where a failure is typically a fatal thing. There have been a few people to use LS1's for this purpose but they typically fail catastrophically! Rotaries love high rpms. Rev it up and feel good about it. Have fun!
Old 01-23-2008, 01:04 PM
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Yep, as everyone else has said, don't be afraid to rev it after it's properly warmed up.
btw: The rotors themselves turn at only 1/3 the speed of the drive shaft. Think about that!!
Old 01-23-2008, 01:07 PM
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Originally Posted by rotarygod
A rotary is a very different animal. It loves to be at high rpms. It's very comfortable there. You can sit above 7K all day long with no issues whatsoever. The engine loves it. It keeps carbon out of it. This is one reason why rotaries are very popular in small aircraft. They are typically required to be at 7-8K rpm under load for long periods at a time. And they do it well above the ground where a failure is typically a fatal thing. There have been a few people to use LS1's for this purpose but they typically fail catastrophically! Rotaries love high rpms. Rev it up and feel good about it. Have fun!
You always explain things so perfectly and when I look back at my response I sometimes feel like deleting it so no one thinks I am an idiot. While I have been here too long so I guess it is a little to late for that one. :P
Old 01-23-2008, 01:14 PM
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My mazda tech (who has been working on rotaries since the late 80s) said at their tech training center, they have a rotary on a stand that they use to show the trainees how it revs. He said they often run it at 12,000 rpms for extended periods of time. And he's pretty sure its the same motor they were using when he started in the 80s.
Old 01-23-2008, 01:18 PM
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Indeed. The engine itself is capable of much higher speeds. It's 'limited' to 9k redline to protect the transmission.
Old 01-23-2008, 01:19 PM
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It's not only rotaries either...there are many (usually 4 or smaller 6 cylinder) engines that rev up around redline all day long with out thinking much
Old 01-23-2008, 01:27 PM
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Originally Posted by []RhOdEs[]
OK, i've been reading alot of posts about people driving to redline. I know the 8 screams, but, this can't be healthy. Like my old cars, very rarely do i redline them. Is the rotary able to handle this more than the typical v8?
i asked the same Q awhile ago

https://www.rx8club.com/rx-8-discussion-3/redline-good-bad-do-131419/
Old 01-23-2008, 01:32 PM
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i can honestly say that my 8's engine feels MUCH smoother after a full day of track driving compared to a typical day commuting to and from work.
Old 01-23-2008, 01:43 PM
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If mazda didn't want you revving it that high, why would they reward you with a beep for reaching the redline?
Old 01-23-2008, 02:00 PM
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Thumbs up

Originally Posted by ZoomZoomH
i can honestly say that my 8's engine feels MUCH smoother after a full day of track driving compared to a typical day commuting to and from work.
Funny you say that. My RX feels that way after I get off the freeway. I love that zooooom beeeep! zooooooooooom beeeeeep!
Old 01-23-2008, 02:35 PM
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Originally Posted by Socket7
If mazda didn't want you revving it that high, why would they reward you with a beep for reaching the redline?
The beeping tells you and MNAO of abuse

Last edited by HiTMaNN; 01-23-2008 at 02:58 PM.
Old 01-23-2008, 02:56 PM
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Originally Posted by Socket7
If mazda didn't want you revving it that high, why would they reward you with a beep for reaching the redline?
That's just the factory equivalent of a shift light!
Old 01-24-2008, 03:22 AM
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Originally Posted by rotarygod
That's just the factory equivalent of a shift light!
OK,,,, shift at the beep,,, after it's warmed up. Gotcha!


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