# RB FAQ

**URL:** <https://forums.speedlife.net/t/rb-faq/132205>\
**Category:** Canada Nissan Automotive\
**Created:** [November 2, 2006, 11:28pm UTC](https://forums.speedlife.net/t/rb-faq/132205 "2006-11-02T23:28:48Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![renegade141](https://avatars.discourse-cdn.com/v4/letter/r/ba8739/32.png) [@renegade141](https://forums.speedlife.net/u/renegade141)\
**Post date:** [November 20, 2006, 6:46pm UTC](https://forums.speedlife.net/t/rb-faq/132205/7 "2006-11-20T18:46:05Z")

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> [@Hi all, checking in...](https://forums.speedlife.net/t/hi-all-checking-in/229/7):
>
> the rb25/rb26 have the same bore/stroke, so i dont see why it wouldnt respond like a stock gtr would…but for the money to do it the gains in power would be tiny and not worth it

just clarifying, how can the rb25 and 26 have the same bore/stroke?

bore X stroke gives you the displacement, the numbers would have to a bit different

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