# NA Build KA versus SR

**URL:** <https://forums.speedlife.net/t/na-build-ka-versus-sr/114556>\
**Category:** SON240sx Automotive\
**Created:** [April 9, 2008, 8:39pm UTC](https://forums.speedlife.net/t/na-build-ka-versus-sr/114556 "2008-04-09T20:39:03Z")\
**Posts on this page:** 1\
**Showing post:** 12

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**Author:** ![EviltoM](https://avatars.discourse-cdn.com/v4/letter/e/97f17d/32.png) [@EviltoM](https://forums.speedlife.net/u/EviltoM)\
**Post date:** [April 10, 2008, 9:58am UTC](https://forums.speedlife.net/t/na-build-ka-versus-sr/114556/12 "2008-04-10T09:58:19Z")

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> [@Is that Jacks Car I saw in the autotrader?](https://forums.speedlife.net/t/is-that-jacks-car-i-saw-in-the-autotrader/16538/14):
>
> people DE-stroke KA’s actually.
> 
> the SR has a 50/50 bore to stroke ratio, the KA already has a longer stroke than it has a bore, which gives it a shitty top end.
> 
> You should’nt stroke it. Waste of money anyway.

Please show me 5 examples of de-stroked ka’s, and show me 5 examples of stroked ka’s. The results will suprise you.

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