# 4508r 1105whp 38psi

**URL:** https://forums.speedlife.net/t/4508r-1105whp-38psi/258216
**Category:** Shift518 Automotive
**Created:** [May 2, 2011, 9:35pm UTC](https://forums.speedlife.net/t/4508r-1105whp-38psi/258216 "2011-05-02T21:35:24Z")
**Posts on this page:** 1
**Showing post:** 81

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### Author: ![TurboTravis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbotravis/32/6406_2.png) [@TurboTravis](https://forums.speedlife.net/u/TurboTravis)
#### Post date: [May 3, 2011, 2:50pm UTC](https://forums.speedlife.net/t/4508r-1105whp-38psi/258216/81 "2011-05-03T14:50:30Z")

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> [@07 Cobalt SS bolt on thread \*New Pics pg. 3\*](https://forums.speedlife.net/t/07-cobalt-ss-bolt-on-thread-new-pics-pg-3/41317/92):
>
> im not trolling, just asking questions man. and i know that there is more than just the octane value.
> 
> why??

Brett said it, it resists detonation better than C16 (or any other gasoline IMO)

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