2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

rotor????????????

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Old Feb 3, 2004 | 01:03 AM
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From: walla walla washington
rotor????????????

just wondering where the apex seals and the corner seals are on the rotor. if you have any pics to illistrate that would be great thanks
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Old Feb 3, 2004 | 01:06 AM
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From: denver CO
the rotor looks like this /_\
the apex seals and corner seals go on the 3 tips.
I'm too lazy to go find a picture. You can find one on your own.
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Old Feb 3, 2004 | 01:11 AM
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From: walla walla washington
how long are the apex seals the the corner seals. i know that they are 3mm or 2mm but how long are they
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Old Feb 3, 2004 | 01:13 AM
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Originally posted by rx78788
how long are the apex seals the the corner seals. i know that they are 3mm or 2mm but how long are they
Hop out to your car and measure how wide the rotor housing is.

(the silver aluminium part of the sandwitched engine block)

Last edited by White_FC; Feb 3, 2004 at 01:36 AM.
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Old Feb 3, 2004 | 01:19 AM
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From: walla walla washington
really thats all the bigger they are, also how do they stay on to the rotor.

i'm going to soon be rebiulding my 13b. just wondering how long it takes? how hard it is to do? and if you need any speicl tools to do the rebuild? i have swaped and few engines and am a desect mechanic.
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Old Feb 3, 2004 | 01:39 AM
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Originally posted by rx78788
...how do they stay on to the rotor.

i'm going to soon be rebiulding my 13b. just wondering how long it takes? how hard it is to do? and if you need any speicl tools to do the rebuild? i have swaped and few engines and am a desect mechanic.
The don't stay _on_ the rotor really... they sandwitched between the housing and the springs underneath the seal itself.

I would suggest you do a fair bit of reading up on the internal workings of a rotary before you go tearing yours down and rebuilding it.

You'll need some very fine measuring devices and a 54mm socket.. thats all i can think of off the top of my head special tool wise.
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Old Feb 3, 2004 | 02:05 AM
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No offence by this but if you gotta ask where the apex seals and side seals are on the rotor then I doubt you should be attempting a rebuild of a rotary engine.
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Old Feb 3, 2004 | 02:02 PM
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From: walla walla washington
dude if i did not know it not going to me in my head automaticly, i understand how the rotary works vary well, i just have never taken one apart before
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Old Feb 3, 2004 | 02:04 PM
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From: Laredo, Tx
www.howstuffworks.com

search "wankel"
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Old Feb 3, 2004 | 03:49 PM
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From: walla walla washington
i now know where they are and how they fit, but now just wondering is their a spring behind the apex seal that pushes it forward for more compression.
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Old Feb 3, 2004 | 03:59 PM
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Originally posted by rx78788
i now know where they are and how they fit, but now just wondering is their a spring behind the apex seal that pushes it forward for more compression.
There is a spring that sits "behind" the apex seal allowing for movement. If it gets stuck in the groove, there'd be no compression.
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Old Feb 3, 2004 | 04:00 PM
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From: walla walla washington
thats what i thought
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Old Feb 3, 2004 | 04:01 PM
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From: walla walla washington
thats what i thought,

so how much would it cost to rebuild my engine on my own?
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Old Feb 3, 2004 | 04:02 PM
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Originally posted by rx78788
thats what i thought
Just keep in mind that the seal doesn't move to create more compression, it moves to create a seal for compression period.
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Old Feb 3, 2004 | 04:03 PM
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Originally posted by rx78788
thats what i thought,

so how much would it cost to rebuild my engine on my own?
Provided that all of the housings and rotors are in perfect shape, as little as 6-800.
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Old Feb 3, 2004 | 06:11 PM
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From: walla walla washington
Originally posted by Josepi
Just keep in mind that the seal doesn't move to create more compression, it moves to create a seal for compression period. Provided that all of the housings and rotors are in perfect shape, as little as 6-800.
I was aware of both of those but just wondering if it did move to create a beter seal while the rotor was moving in the housing. thanks for you help
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