# what do you guys think about SRT-4's

**URL:** <https://forums.speedlife.net/t/what-do-you-guys-think-about-srt-4s/247330>\
**Category:** Shift518 Automotive\
**Created:** [October 5, 2009, 4:52pm UTC](https://forums.speedlife.net/t/what-do-you-guys-think-about-srt-4s/247330 "2009-10-05T16:52:18Z")\
**Posts on this page:** 1\
**Showing post:** 74

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**Author:** ![kramerbuccs24](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/kramerbuccs24/32/6397_2.png) [@kramerbuccs24](https://forums.speedlife.net/u/kramerbuccs24)\
**Post date:** [October 8, 2009, 2:19am UTC](https://forums.speedlife.net/t/what-do-you-guys-think-about-srt-4s/247330/74 "2009-10-08T02:19:36Z")

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> [@Matte Black whatever thread (formerly the matte black elise thread)](https://forums.speedlife.net/t/matte-black-whatever-thread-formerly-the-matte-black-elise-thread/24170/3):
>
> Theres no way you were making close to 600 on a stock K20 block, at least not reliably. I wouldn’t go past 11 PSI with out internals.

'twas a different motor setup, b18

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