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Rotary Tech - General Rotary Engine related tech section.. Tech section for general Rotary Engine... This includes, building 12As, 13Bs, 20Bs, Renesis, etc...

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Old 12-30-2010, 05:46 PM   #31
Judge Ito
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Quote:
Originally Posted by RotaryXperiment View Post
will it matter if u are using new or used apex seals to have a difference with these redone housings?
I have personally used them with new apex seals on every build. sometimes used apex seals have a step on them. so If you do use, used apex seals that spec. out good enough for a rebuild. a longer break in process will have to take place.
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Old 01-01-2011, 10:17 AM   #32
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motor has about 10k miles on atkins seals. the front iron cracked on dowel land so i gotta tear it down and replace the plate. btw ITO its alex.
motor still sounds like it has compression
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Old 01-01-2011, 11:52 AM   #33
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They look good, How many thou.001 max do you grind down on the housing?

What type of CNC/grinder do you guys you use to keep it very consistent...?

Thanks
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Old 01-01-2011, 02:19 PM   #34
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Originally Posted by RotaryXperiment View Post
motor has about 10k miles on atkins seals. the front iron cracked on dowel land so i gotta tear it down and replace the plate. btw ITO its alex.
motor still sounds like it has compression
u cracked a plate? you have other issues to worry about Alex..
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Old 01-01-2011, 02:21 PM   #35
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Originally Posted by To_Slow View Post
They look good, How many thou.001 max do you grind down on the housing?

What type of CNC/grinder do you guys you use to keep it very consistent...?

Thanks
I have no info. on this. Just from personal experience they found a way to provide a better rotor housing to work with..
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Old 01-01-2011, 04:18 PM   #36
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u cracked a plate? you have other issues to worry about Alex..
ya the front plate cracked sux. but wat can i do
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Old 01-01-2011, 11:18 PM   #37
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ya the front plate cracked sux. but wat can i do
Do you know what caused the plate to crack? Would suck to put the engine back together without correcting the cause of the problem...and then crack another one.
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Old 01-02-2011, 10:14 AM   #38
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over boost from hose popping off for wastegate.
these housings looked grooved up, might have to send them out. they arent deep enough to get caught by your fingernails but u can feel it when passing fingers over the surface.
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Old 01-03-2011, 09:34 AM   #39
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Quote:
Originally Posted by RotaryXperiment View Post
over boost from hose popping off for wastegate.
these housings looked grooved up, might have to send them out. they arent deep enough to get caught by your fingernails but u can feel it when passing fingers over the surface.
send them out. and use new apex seals.
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Old 01-03-2011, 09:48 AM   #40
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which seals should i go with ito? and should i replace oil control o rings as well?

here is the housing
Attached Images
File Type: jpg 131718_1712938461937_1192420271_1826140_447512_o.jpg (94.2 KB, 101 views)

Last edited by RotaryXperiment; 01-03-2011 at 09:54 AM.
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Old 01-03-2011, 04:46 PM   #41
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Originally Posted by RotaryXperiment View Post
which seals should i go with ito? and should i replace oil control o rings as well?

here is the housing
Alex, there is a variety of apex seals on the market. do your homework and then purchase some. No more tips for free..
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Old 01-03-2011, 04:49 PM   #42
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and yes that housing will end up flawless with Goopy's refinishing job.
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Old 01-12-2011, 12:22 PM   #43
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I really like the look of this, and I think that it's great to finally have an option to machine your housings, my only question is:

Why did this take 20 years, and how come no one figured it out before? Was it lack of precision technology, or what?
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Old 01-12-2011, 01:07 PM   #44
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Quote:
Originally Posted by Max777 View Post
I really like the look of this, and I think that it's great to finally have an option to machine your housings, my only question is:

Why did this take 20 years, and how come no one figured it out before? Was it lack of precision technology, or what?
^I was thinking the same thing. There certainly was a need for this service!
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Old 01-18-2011, 12:29 PM   #45
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hmm i might lookinto this more when i get home
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