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-   -   Better Or Worse (https://www.nopistons.com/rotary-engine-building-porting-swaps-55/better-worse-9993/)

Gball 12-30-2002 06:20 AM

i have a question to do with apex seals. Which are better, 2mm ceramic /or steal/ or carbon seals or 3mm. this is for minor street racing and general use.



cheers fellas...

btw, whats a fd

and i need some bloody aussie rotary urls....grr

vosko 12-30-2002 10:01 AM

mazda oem 2mm are pretty good!

13BAce 12-30-2002 10:07 AM


Originally Posted by vosko' date='Dec 30 2002, 08:01 AM
mazda oem 2mm are pretty good!

One day I may try another 2 mm motor. https://www.nopistons.com/forums/pub...DIR#>/wink.png

13BAce 12-30-2002 10:10 AM


Originally Posted by Gball' date='Dec 30 2002, 04:20 AM
i have a question to do with apex seals. Which are better, 2mm ceramic /or steal/ or carbon seals or 3mm. this is for minor street racing and general use.



cheers fellas...

btw, whats a fd

and i need some bloody aussie rotary urls....grr

Ceramic sealas are VERY expensive, about $2000 to do a whole engine. Carbon seals aren't supposed to be used in turbo engines, and they don't last very long in NA engines. The stock steel seals work very well, even with alot of boost. The 3 mm steel Hurley seals are good, but you have to cut your 2 mm rotors to make them fit.

vosko 12-30-2002 10:52 AM

so far so good for me with 2mm :bigthumg:

94touring 12-30-2002 11:16 AM

Ceramics are defenitly the best, however are expensive and when they do break (cause they will too eventually) they will destroy just about everything in their path. Stick with stock 2mm's or hurley's.

Gball 12-30-2002 06:52 PM

cheers fellas

bigtime 12-30-2002 06:55 PM

ur avatar disturbs me

75 Repu 12-30-2002 06:55 PM

OK, Fellas, heres another match up.. How bout Stock 3 piece versus 2 piece Seals from Atkins..?

Apex13B 01-01-2003 12:42 PM

i also an curious why vosko is so adimant (sp) about stock apex seals.....https://www.nopistons.com/forums/pub...#>/biggrin.png


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