# Pontiac G8's

**URL:** https://forums.speedlife.net/t/pontiac-g8s/254592
**Category:** Shift518 Automotive
**Created:** [September 19, 2010, 11:30am UTC](https://forums.speedlife.net/t/pontiac-g8s/254592 "2010-09-19T11:30:11Z")
**Posts on this page:** 1
**Showing post:** 16

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### Author: ![JiM\_P\_2001](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jim_p_2001/32/6364_2.png) [@JiM\_P\_2001](https://forums.speedlife.net/u/JiM_P_2001)
#### Post date: [September 19, 2010, 12:18pm UTC](https://forums.speedlife.net/t/pontiac-g8s/254592/16 "2010-09-19T12:18:16Z")

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> [@fs: 1991 civic EX auto](https://forums.speedlife.net/t/fs-1991-civic-ex-auto/34962/3):
>
> L76 is lsx based… its a gen 4 motor. Mods are the same.

They have substantial valvetrain differences. Can’t cam it without getting a custom grind. They also have cylinder shutdown for highway mpgs

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